feat: support probe paramName optional

generator/src/main/java/com/reajason/javaweb/probe/config/ResponseBodyConfig.java

@@ -1,8 +1,11 @@
 package com.reajason.javaweb.probe.config;
 
+import com.reajason.javaweb.utils.CommonUtil;
+import lombok.Builder;
 import lombok.Getter;
 import lombok.ToString;
 import lombok.experimental.SuperBuilder;
+import org.apache.commons.lang3.StringUtils;
 
 /**
  * @author ReaJason
@@ -17,7 +20,8 @@ public class ResponseBodyConfig extends ProbeContentConfig {
     /**
      * 获取参数的请求头或请求参数名称
      */
-    private String reqParamName;
+    @Builder.Default
+    private String reqParamName = CommonUtil.getRandomString(8);
 
     /**
      * 内置执行类加载的字节码
@@ -28,4 +32,15 @@ public class ResponseBodyConfig extends ProbeContentConfig {
      * 命令执行模板，例如 sh -c "{command}" 2>&1，使用 {command} 作为占位符
      */
     private String commandTemplate;
+
+    public static abstract class ResponseBodyConfigBuilder<C extends ResponseBodyConfig, B extends ResponseBodyConfig.ResponseBodyConfigBuilder<C, B>>
+            extends ProbeContentConfig.ProbeContentConfigBuilder<C, B> {
+        public B reqParamName(String reqParamName) {
+            if (StringUtils.isNotBlank(reqParamName)) {
+                reqParamName$value = reqParamName;
+                reqParamName$set = true;
+            }
+            return self();
+        }
+    }
 }

generator/src/main/java/com/reajason/javaweb/probe/generator/response/ResponseBodyGenerator.java

@@ -52,13 +52,14 @@ public class ResponseBodyGenerator extends ByteBuddyShellGenerator<ResponseBodyC
                                 .bind(ValueAnnotation.class, probeContentConfig.getCommandTemplate())
                                 .to(runnerClass)
                                 .on(named("run")));
-        if (StringUtils.isNotBlank(probeContentConfig.getReqParamName())) {
+        String base64Bytes = probeContentConfig.getBase64Bytes();
+        if (ProbeContent.Bytecode.equals(probeConfig.getProbeContent()) && StringUtils.isNotBlank(base64Bytes)) {
+            builder = builder.method(named("getDataFromReq")).intercept(FixedValue.value(base64Bytes));
+        } else {
             builder = builder.visit(MethodCallReplaceVisitorWrapper.newInstance("getDataFromReq",
                             probeConfig.getShellClassName(), ShellCommonUtil.class.getName()))
                     .visit(Advice.withCustomMapping().bind(ValueAnnotation.class, name)
                             .to(getDataFromReqInterceptor).on(named("getDataFromReq")));
-        } else if (ProbeContent.Bytecode.equals(probeConfig.getProbeContent())) {
-            builder = builder.method(named("getDataFromReq")).intercept(FixedValue.value(probeContentConfig.getBase64Bytes()));
         }
         return builder;
     }