feat: support deserialize packer (but only CB4)

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

@@ -0,0 +1,27 @@
+package com.reajason.javaweb.integration;
+
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeMatcher;
+
+public class DoesNotContainExceptionMatcher extends TypeSafeMatcher<String> {
+
+    @Override
+    protected boolean matchesSafely(String logs) {
+        return !logs.contains("Exception");
+    }
+
+    @Override
+    public void describeTo(Description description) {
+        description.appendText("logs without exceptions");
+    }
+
+    @Override
+    protected void describeMismatchSafely(String logs, Description mismatchDescription) {
+        mismatchDescription.appendText("found logs containing exceptions:\n")
+                           .appendText(logs.replaceAll("(?m)^", "    "));
+    }
+
+    public static DoesNotContainExceptionMatcher doesNotContainException() {
+        return new DoesNotContainExceptionMatcher();
+    }
+}