src/jdk.jdwp.agent/share/native/libjdwp/ObjectReferenceImpl.c

*** 355,19 ***
          }
      } END_WITH_LOCAL_REFS(env);
      return JNI_TRUE;
  }
  
  Command ObjectReference_Commands[] = {
      {referenceType, "ReferenceType"},
      {getValues, "GetValues"},
      {setValues, "SetValues"},
      {NULL, "<unused>"},
      {monitorInfo, "MonitorInfo"},
      {invokeInstance, "InvokeInstance"},
      {disableCollection, "DisableCollection"},
      {enableCollection, "EnableCollection"},
      {isCollected, "IsCollected"},
!     {referringObjects, "ReferringObjects"}
  };
  
  DEBUG_DISPATCH_DEFINE_CMDSET(ObjectReference)
--- 355,78 ---
          }
      } END_WITH_LOCAL_REFS(env);
      return JNI_TRUE;
  }
  
+ static jboolean
+ isSameObjectImpl(PacketInputStream *in, PacketOutputStream *out)
+ {
+     jlong id1;
+     jlong id2;
+     jobject ref1;
+     jobject ref2;
+     JNIEnv *env;
+ 
+     env = getEnv();
+     id1 = inStream_readObjectID(in);
+     id2 = inStream_readObjectID(in);
+     if (inStream_error(in)) {
+         return JNI_TRUE;
+     }
+ 
+     if (id1 == NULL_OBJECT_ID || id2 == NULL_OBJECT_ID) {
+         outStream_setError(out, JDWP_ERROR(INVALID_OBJECT));
+         return JNI_TRUE;
+     }
+ 
+     ref1 = commonRef_idToRef(env, id1);
+     ref2 = commonRef_idToRef(env, id2);
+     (void)outStream_writeBoolean(out, isSameObject(env, ref1, ref2));
+ 
+     commonRef_idToRef_delete(env, ref1);
+     commonRef_idToRef_delete(env, ref2);
+ 
+     return JNI_TRUE;
+ }
+ 
+ static jboolean
+ objectHashCodeImpl(PacketInputStream *in, PacketOutputStream *out)
+ {
+     jlong id;
+     jobject ref;
+     JNIEnv *env;
+ 
+     env = getEnv();
+     id = inStream_readObjectID(in);
+     if (inStream_error(in)) {
+         return JNI_TRUE;
+     }
+ 
+     if (id == NULL_OBJECT_ID) {
+         outStream_setError(out, JDWP_ERROR(INVALID_OBJECT));
+         return JNI_TRUE;
+     }
+ 
+     ref = commonRef_idToRef(env, id);
+     (void)outStream_writeInt(out, objectHashCode(ref));
+ 
+     commonRef_idToRef_delete(env, ref);
+ 
+     return JNI_TRUE;
+ }
+ 
  Command ObjectReference_Commands[] = {
      {referenceType, "ReferenceType"},
      {getValues, "GetValues"},
      {setValues, "SetValues"},
      {NULL, "<unused>"},
      {monitorInfo, "MonitorInfo"},
      {invokeInstance, "InvokeInstance"},
      {disableCollection, "DisableCollection"},
      {enableCollection, "EnableCollection"},
      {isCollected, "IsCollected"},
!     {referringObjects, "ReferringObjects"},
+     {isSameObjectImpl, "IsSameObject"},
+     {objectHashCodeImpl, "ObjectHashCode"}
  };
  
  DEBUG_DISPATCH_DEFINE_CMDSET(ObjectReference)