refactor: use platform to manage dependency

1. rename Packer.INSTANCE
2. gradle platform is a good thing (resolved #31)

integration-test/src/test/java/com/reajason/javaweb/integration/ShellAssertionTool.java

@@ -5,7 +5,7 @@ import com.reajason.javaweb.memshell.SpringWebFluxShell;
 import com.reajason.javaweb.memshell.SpringWebMvcShell;
 import com.reajason.javaweb.memshell.config.*;
 import com.reajason.javaweb.memshell.packer.JarPacker;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import org.testcontainers.containers.GenericContainer;
@@ -28,12 +28,12 @@ import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
 @Slf4j
 public class ShellAssertionTool {
 
-    public static void testShellInjectAssertOk(String url, Server server, String shellType, ShellTool shellTool, int targetJdkVersion, Packer.INSTANCE packer) {
+    public static void testShellInjectAssertOk(String url, Server server, String shellType, ShellTool shellTool, int targetJdkVersion, Packers packer) {
         testShellInjectAssertOk(url, server, shellType, shellTool, targetJdkVersion, packer, null);
     }
 
     @SneakyThrows
-    public static void testShellInjectAssertOk(String url, Server server, String shellType, ShellTool shellTool, int targetJdkVersion, Packer.INSTANCE packer, GenericContainer<?> container) {
+    public static void testShellInjectAssertOk(String url, Server server, String shellType, ShellTool shellTool, int targetJdkVersion, Packers packer, GenericContainer<?> container) {
         String shellUrl = url + "/test";
 
         String urlPattern = null;
@@ -49,8 +49,8 @@ public class ShellAssertionTool {
         GenerateResult generateResult = generate(urlPattern, server, shellType, shellTool, targetJdkVersion, packer);
 
         String content = null;
-        if (packer.getPacker() instanceof JarPacker) {
-            byte[] bytes = packer.getPacker().packBytes(generateResult);
+        if (packer.getInstance() instanceof JarPacker) {
+            byte[] bytes = packer.getInstance().packBytes(generateResult);
             Path tempJar = Files.createTempFile("temp", "jar");
             Files.write(tempJar, bytes);
             String jarPath = "/" + shellTool + shellType + packer.name() + ".jar";
@@ -65,7 +65,7 @@ public class ShellAssertionTool {
                     containsString("JVM response code = 0")
             ));
         } else {
-            content = packer.getPacker().pack(generateResult);
+            content = packer.getInstance().pack(generateResult);
             assertInjectIsOk(url, shellType, shellTool, content, packer, container);
         }
 
@@ -81,7 +81,7 @@ public class ShellAssertionTool {
         }
     }
 
-    public static GenerateResult generate(String urlPattern, Server server, String shellType, ShellTool shellTool, int targetJdkVersion, Packer.INSTANCE packer) {
+    public static GenerateResult generate(String urlPattern, Server server, String shellType, ShellTool shellTool, int targetJdkVersion, Packers packer) {
         InjectorConfig injectorConfig = new InjectorConfig();
         if (StringUtils.isNotBlank(urlPattern)) {
             injectorConfig.setUrlPattern(urlPattern);
@@ -126,7 +126,7 @@ public class ShellAssertionTool {
         return GeneratorMain.generate(shellConfig, injectorConfig, shellToolConfig);
     }
 
-    public static void assertInjectIsOk(String url, String shellType, ShellTool shellTool, String content, Packer.INSTANCE packer, GenericContainer<?> container) {
+    public static void assertInjectIsOk(String url, String shellType, ShellTool shellTool, String content, Packers packer, GenericContainer<?> container) {
         switch (packer) {
             case JSP -> {
                 String uploadEntry = url + "/upload";

integration-test/src/test/java/com/reajason/javaweb/integration/glassfish/GlassFish3ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.glassfish;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -49,30 +49,30 @@ public class GlassFish3ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
 //                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar), // classFormatError
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
 //                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
 
         );
     }
@@ -86,7 +86,7 @@ public class GlassFish3ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/glassfish/GlassFish4ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.glassfish;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -50,30 +50,30 @@ public class GlassFish4ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -86,7 +86,7 @@ public class GlassFish4ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/glassfish/GlassFish501ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.glassfish;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,30 +42,30 @@ public class GlassFish501ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -77,7 +77,7 @@ public class GlassFish501ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/glassfish/GlassFish510ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.glassfish;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,36 +42,36 @@ public class GlassFish510ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
 
         );
     }
@@ -85,7 +85,7 @@ public class GlassFish510ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/glassfish/GlassFish6ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.glassfish;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,30 +43,30 @@ public class GlassFish6ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -78,7 +78,7 @@ public class GlassFish6ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/glassfish/GlassFish7ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.glassfish;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,21 +43,21 @@ public class GlassFish7ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -69,7 +69,7 @@ public class GlassFish7ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jbossas/Jboss423ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.jbossas;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,30 +42,30 @@ public class Jboss423ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -77,7 +77,7 @@ public class Jboss423ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.JBossAS, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jbossas/Jboss510ContainerTest.java

@@ -1,10 +1,9 @@
 package com.reajason.javaweb.integration.jbossas;
 
-import com.reajason.javaweb.memshell.JbossShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -46,28 +45,28 @@ public class Jboss510ContainerTest {
         return Stream.of(
 //                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),  // java.net.SocketTimeoutException: Read timed out
 //                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
 //                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP), // java.net.SocketTimeoutException: Read timed out
 //                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
 //                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP), // java.net.SocketTimeoutException: Read timed out
 //                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
 //                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
 //                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -80,7 +79,7 @@ public class Jboss510ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.JBossAS, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jbossas/Jboss610ContainerTest.java

@@ -1,10 +1,9 @@
 package com.reajason.javaweb.integration.jbossas;
 
-import com.reajason.javaweb.memshell.JbossShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,30 +42,30 @@ public class Jboss610ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -78,7 +77,7 @@ public class Jboss610ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.JBossAS, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jbossas/Jboss711ContainerTest.java

@@ -1,10 +1,9 @@
 package com.reajason.javaweb.integration.jbossas;
 
-import com.reajason.javaweb.memshell.JbossShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -46,21 +45,21 @@ public class Jboss711ContainerTest {
      */
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
 
         );
     }
@@ -73,7 +72,7 @@ public class Jboss711ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.JBossAS, shellType, shellTool, Opcodes.V1_7, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jbosseap/JbossEap6ContainerTest.java

@@ -1,10 +1,9 @@
 package com.reajason.javaweb.integration.jbosseap;
 
-import com.reajason.javaweb.memshell.JbossShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,21 +42,21 @@ public class JbossEap6ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -69,7 +68,7 @@ public class JbossEap6ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.JBossEAP6, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jbosseap/JbossEap7ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.UndertowShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,27 +43,27 @@ public class JbossEap7ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -75,7 +75,7 @@ public class JbossEap7ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.JBossEAP7, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty10ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Jetty10ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar));
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar));
     }
 
     @AfterAll
@@ -73,7 +73,7 @@ public class Jetty10ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V11, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty11ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Jetty11ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -74,7 +74,7 @@ public class Jetty11ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V11, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty61ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.jetty;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,24 +41,24 @@ public class Jetty61ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize)
 //                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
 //                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
 //                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
@@ -74,7 +74,7 @@ public class Jetty61ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty76ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Jetty76ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -74,7 +74,7 @@ public class Jetty76ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty81ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Jetty81ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -74,7 +74,7 @@ public class Jetty81ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty92ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,27 +43,27 @@ public class Jetty92ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -75,7 +75,7 @@ public class Jetty92ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty93ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Jetty93ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -74,7 +74,7 @@ public class Jetty93ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/jetty/Jetty94ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.JettyShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Jetty94ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, JettyShell.AGENT_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -75,7 +75,7 @@ public class Jetty94ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Jetty, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/payara/Payara5201ContainerTest.java

@@ -3,8 +3,7 @@ package com.reajason.javaweb.integration.payara;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.GlassFishShell;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,33 +41,33 @@ public class Payara5201ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.ScriptEngine)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.ScriptEngine)
         );
     }
 
@@ -80,7 +79,7 @@ public class Payara5201ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.GlassFish, shellType, shellTool, Opcodes.V1_6, packer);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/payara/Payara520225ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.payara;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,24 +41,24 @@ public class Payara520225ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize)
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize)
         );
     }
 
@@ -70,7 +70,7 @@ public class Payara520225ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Payara, shellType, shellTool, Opcodes.V1_6, packer);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/payara/Payara620222ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.payara;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,24 +41,24 @@ public class Payara620222ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize)
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.Deserialize)
         );
     }
 
@@ -70,7 +70,7 @@ public class Payara620222ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Payara, shellType, shellTool, Opcodes.V1_6, packer);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/resin/Resin3116ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.ResinShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
@@ -43,27 +43,27 @@ public class Resin3116ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -78,7 +78,7 @@ public class Resin3116ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Resin, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/resin/Resin318ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.ResinShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,27 +43,27 @@ public class Resin318ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -75,7 +75,7 @@ public class Resin318ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Resin, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/resin/Resin4058ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.ResinShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Resin4058ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -74,7 +74,7 @@ public class Resin4058ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Resin, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/resin/Resin4067ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.ResinShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,27 +42,27 @@ public class Resin4067ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, ResinShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -75,7 +75,7 @@ public class Resin4067ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Resin, shellType, shellTool, Opcodes.V11, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/springmvc/SpringBoot2ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.springmvc;
 import com.reajason.javaweb.memshell.SpringWebMvcShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,27 +43,27 @@ public class SpringBoot2ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -75,7 +75,7 @@ public class SpringBoot2ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.SpringWebMvc, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/springmvc/SpringBoot2WarContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.springmvc;
 import com.reajason.javaweb.memshell.SpringWebMvcShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,24 +41,24 @@ public class SpringBoot2WarContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.SpEL),
-                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.Base64)
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.INTERCEPTOR, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packers.SpEL),
+                arguments(imageName, SpringWebMvcShell.CONTROLLER_HANDLER, ShellTool.Command, Packers.Base64)
         );
     }
 
@@ -70,7 +70,7 @@ public class SpringBoot2WarContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.SpringWebMvc, shellType, shellTool, Opcodes.V1_6, packer);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/springmvc/SpringBoot3ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.springmvc;
 import com.reajason.javaweb.memshell.SpringWebMvcShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,15 +43,15 @@ public class SpringBoot3ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, SpringWebMvcShell.JAKARTA_INTERCEPTOR, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.JAKARTA_INTERCEPTOR, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.JAKARTA_INTERCEPTOR, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.JAKARTA_CONTROLLER_HANDLER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.JAKARTA_CONTROLLER_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.JAKARTA_CONTROLLER_HANDLER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, SpringWebMvcShell.JAKARTA_INTERCEPTOR, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.JAKARTA_INTERCEPTOR, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.JAKARTA_INTERCEPTOR, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.JAKARTA_CONTROLLER_HANDLER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.JAKARTA_CONTROLLER_HANDLER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.JAKARTA_CONTROLLER_HANDLER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, SpringWebMvcShell.AGENT_FRAMEWORK_SERVLET, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -63,7 +63,7 @@ public class SpringBoot3ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.SpringWebMvc, shellType, shellTool, Opcodes.V17, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/springwebflux/SpringBoot2WebFluxContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.springwebflux;
 import com.reajason.javaweb.memshell.SpringWebFluxShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,14 +41,14 @@ public class SpringBoot2WebFluxContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Command, Packer.INSTANCE.Base64)
+                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Command, Packers.Base64)
         );
     }
 
@@ -61,7 +61,7 @@ public class SpringBoot2WebFluxContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.SpringWebFlux, shellType, shellTool, Opcodes.V1_8, packer);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/springwebflux/SpringBoot3WebFluxContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.springwebflux;
 import com.reajason.javaweb.memshell.SpringWebFluxShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,14 +41,14 @@ public class SpringBoot3WebFluxContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Command, Packer.INSTANCE.Base64)
+                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.WEB_FILTER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_METHOD, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.HANDLER_FUNCTION, ShellTool.Command, Packers.Base64),
+                arguments(imageName, SpringWebFluxShell.NETTY_HANDLER, ShellTool.Command, Packers.Base64)
         );
     }
 
@@ -60,7 +60,7 @@ public class SpringBoot3WebFluxContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.SpringWebFlux, shellType, shellTool, Opcodes.V17, packer);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat10ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,36 +41,36 @@ public class Tomcat10ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -83,7 +83,7 @@ public class Tomcat10ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V11, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat11ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,24 +42,24 @@ public class Tomcat11ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -72,7 +72,7 @@ public class Tomcat11ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V17, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat11JRE21ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,24 +42,24 @@ public class Tomcat11JRE21ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -72,7 +72,7 @@ public class Tomcat11JRE21ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V21, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat5ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,30 +41,30 @@ public class Tomcat5ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize)
 //                arguments(imageName, TomcatShell.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar)
 //                arguments(imageName, TomcatShell.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
 //                arguments(imageName, TomcatShell.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
@@ -80,7 +80,7 @@ public class Tomcat5ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat6ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,36 +42,36 @@ public class Tomcat6ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -84,7 +84,7 @@ public class Tomcat6ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat7ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,36 +42,36 @@ public class Tomcat7ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -83,7 +83,7 @@ public class Tomcat7ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V1_7, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat8ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,53 +43,53 @@ public class Tomcat8ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.EL),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.OGNL),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.SpEL),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Freemarker),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Velocity),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.EL),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.OGNL),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.SpEL),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Freemarker),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Velocity),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -101,7 +101,7 @@ public class Tomcat8ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V1_8, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/tomcat/Tomcat9ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.tomcat;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,36 +41,36 @@ public class Tomcat9ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.VALVE, ShellTool.Command, Packer.INSTANCE.Deserialize),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Behinder, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Godzilla, Packers.Deserialize),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.VALVE, ShellTool.Command, Packers.Deserialize),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_FILTER_CHAIN, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, Constants.AGENT_CONTEXT_VALVE, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -83,7 +83,7 @@ public class Tomcat9ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Tomcat, shellType, shellTool, Opcodes.V9, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/weblogic/WebLogic1036ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.WebLogicShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -41,17 +41,17 @@ public class WebLogic1036ContainerTest {
     static Stream<Arguments> casesProvider() {
         return Stream.of(
 //                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Base64), // java.net.SocketTimeoutException
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Base64),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Base64),
 //                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Base64), // java.net.SocketTimeoutException
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -63,7 +63,7 @@ public class WebLogic1036ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.WebLogic, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/weblogic/WebLogic12214ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.WebLogicShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,18 +42,18 @@ public class WebLogic12214ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -65,7 +65,7 @@ public class WebLogic12214ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.WebLogic, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/weblogic/WebLogic14110ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.WebLogicShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -42,18 +42,18 @@ public class WebLogic14110ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.Base64),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.Base64),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.Base64),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.Base64),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, WebLogicShell.AGENT_SERVLET_CONTEXT, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -65,7 +65,7 @@ public class WebLogic14110ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.WebLogic, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/websphere/WebSphere700ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.WebSphereShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -45,18 +45,18 @@ public class WebSphere700ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -69,7 +69,7 @@ public class WebSphere700ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.WebSphere, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/websphere/WebSphere855ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.WebSphereShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -45,18 +45,18 @@ public class WebSphere855ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Godzilla, Packers.AgentJar)
 
         );
     }
@@ -70,7 +70,7 @@ public class WebSphere855ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.WebSphere, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/websphere/WebSphere905ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.WebSphereShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -45,18 +45,18 @@ public class WebSphere905ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, WebSphereShell.AGENT_FILTER_MANAGER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -68,7 +68,7 @@ public class WebSphere905ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.WebSphere, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/wildfly/Wildfly18ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.UndertowShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,18 +43,18 @@ public class Wildfly18ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -66,7 +66,7 @@ public class Wildfly18ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Undertow, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/wildfly/Wildfly23ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.UndertowShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,18 +43,18 @@ public class Wildfly23ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -66,7 +66,7 @@ public class Wildfly23ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Undertow, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/wildfly/Wildfly30ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.UndertowShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -43,18 +43,18 @@ public class Wildfly30ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.JAKARTA_LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packers.AgentJar)
         );
     }
 
@@ -66,7 +66,7 @@ public class Wildfly30ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Undertow, shellType, shellTool, Opcodes.V17, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/wildfly/Wildfly9ContainerTest.java

@@ -4,7 +4,7 @@ import com.reajason.javaweb.memshell.UndertowShell;
 import com.reajason.javaweb.memshell.config.Constants;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -46,27 +46,27 @@ public class Wildfly9ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.FILTER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.JSP),
-                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packer.INSTANCE.ScriptEngine),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packer.INSTANCE.AgentJar),
-                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packer.INSTANCE.AgentJar)
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.SERVLET, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.FILTER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Behinder, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Godzilla, Packers.ScriptEngine),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.JSP),
+                arguments(imageName, Constants.LISTENER, ShellTool.Command, Packers.ScriptEngine),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Godzilla, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Command, Packers.AgentJar),
+                arguments(imageName, UndertowShell.AGENT_SERVLET_HANDLER, ShellTool.Behinder, Packers.AgentJar)
         );
     }
 
@@ -79,7 +79,7 @@ public class Wildfly9ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(container), Server.Undertow, shellType, shellTool, Opcodes.V1_6, packer, container);
     }
 }

integration-test/src/test/java/com/reajason/javaweb/integration/xxljob/XxlJob220ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.xxljob;
 import com.reajason.javaweb.memshell.XxlJobShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -39,8 +39,8 @@ public class XxlJob220ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Command, Packer.INSTANCE.XxlJob),
-                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.XxlJob)
+                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Command, Packers.XxlJob),
+                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Godzilla, Packers.XxlJob)
         );
     }
 
@@ -53,7 +53,7 @@ public class XxlJob220ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(), Server.XXLJOB, shellType, shellTool, Opcodes.V1_8, packer);
     }
 

integration-test/src/test/java/com/reajason/javaweb/integration/xxljob/XxlJob230ContainerTest.java

@@ -3,7 +3,7 @@ package com.reajason.javaweb.integration.xxljob;
 import com.reajason.javaweb.memshell.XxlJobShell;
 import com.reajason.javaweb.memshell.config.Server;
 import com.reajason.javaweb.memshell.config.ShellTool;
-import com.reajason.javaweb.memshell.packer.Packer;
+import com.reajason.javaweb.memshell.packer.Packers;
 import lombok.extern.slf4j.Slf4j;
 import net.bytebuddy.jar.asm.Opcodes;
 import org.junit.jupiter.api.AfterAll;
@@ -39,8 +39,8 @@ public class XxlJob230ContainerTest {
 
     static Stream<Arguments> casesProvider() {
         return Stream.of(
-                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Command, Packer.INSTANCE.XxlJob),
-                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Godzilla, Packer.INSTANCE.XxlJob)
+                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Command, Packers.XxlJob),
+                arguments(imageName, XxlJobShell.NETTY_HANDLER, ShellTool.Godzilla, Packers.XxlJob)
         );
     }
 
@@ -53,7 +53,7 @@ public class XxlJob230ContainerTest {
 
     @ParameterizedTest(name = "{0}|{1}{2}|{3}")
     @MethodSource("casesProvider")
-    void test(String imageName, String shellType, ShellTool shellTool, Packer.INSTANCE packer) {
+    void test(String imageName, String shellType, ShellTool shellTool, Packers packer) {
         testShellInjectAssertOk(getUrl(), Server.XXLJOB, shellType, shellTool, Opcodes.V1_8, packer);
     }