Merge pull request alibaba#286 from z529192557/master

修改SandboxClassFileTransformer需要add的时机,修复Agent模式类增强失效
darcydai · Jul 6, 2020 · dbae17c · dbae17c
2 parents 2fbbb86 + 996fe5a
commit dbae17c
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/...re/src/main/java/com/alibaba/jvm/sandbox/core/manager/impl/DefaultModuleEventWatcher.java b/...re/src/main/java/com/alibaba/jvm/sandbox/core/manager/impl/DefaultModuleEventWatcher.java
@@ -87,7 +87,10 @@ private void reTransformClasses(
         final int watchId,
         final List<Class<?>> waitingReTransformClasses,
         final Progress progress) {
-
+        // 在真正做retransform 前的一刻，做addTransformer，避免java.lang.ClassCircularityError
+        if(null != transformer){
+            inst.addTransformer(transformer, true);
+        }
         // 需要形变总数
         final int total = waitingReTransformClasses.size();
 
@@ -118,10 +121,6 @@ private void reTransformClasses(
                         );
                     }
                 }
-                // 在真正做retransform 前的一刻，做addTransformer，避免java.lang.ClassCircularityError
-                if(null != transformer){
-                    inst.addTransformer(transformer, true);
-                }
                 inst.retransformClasses(waitingReTransformClass);
                 logger.info("watch={} in module={} single reTransform {} success, at index={};total={};",
                         watchId, coreModule.getUniqueId(), waitingReTransformClass,