[jboss-jira] [JBoss JIRA] Created: (JASSIST-28) javassist enhancement failed on deserializing hibernate proxies

[Armin Haaf (JIRA)]

javassist enhancement failed on deserializing hibernate proxies
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                 Key: JASSIST-28
                 URL: http://jira.jboss.com/jira/browse/JASSIST-28
             Project: Javassist
          Issue Type: Bug
         Environment: hibernate 3.2.0GA, javassist 3.3, jboss 4.0.4GA
            Reporter: Armin Haaf
         Assigned To: Shigeru Chiba


on deserializing objects load by hibernate on a jbossas with uninitialized proxies we the following exception on a performance/concurrent testing:

Exception in thread "Thread-7" org.hibernate.HibernateException: Javassist Enhancement failed: de.mueller.wms.base.model.impl.StorageImpl
	at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.getProxy(JavassistLazyInitializer.java:88)
	at org.hibernate.proxy.pojo.javassist.SerializableProxy.readResolve(SerializableProxy.java:54)
	at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:585)
	at java.io.ObjectStreamClass.invokeReadResolve(ObjectStreamClass.java:1033)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1728)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
	at org.jboss.aop.joinpoint.InvocationResponse.readExternal(InvocationResponse.java:122)
	at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1755)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1717)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
	at org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObject(JavaSerializationManager.java:128)
	at org.jboss.remoting.marshal.serializable.SerializableUnMarshaller.read(SerializableUnMarshaller.java:66)
	at org.jboss.remoting.transport.socket.SocketClientInvoker.transport(SocketClientInvoker.java:279)
	at org.jboss.remoting.RemoteClientInvoker.invoke(RemoteClientInvoker.java:143)
	at org.jboss.remoting.Client.invoke(Client.java:525)
	at org.jboss.remoting.Client.invoke(Client.java:488)
	at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:55)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
	at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:61)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
	at org.jboss.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:55)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
	at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:65)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
	at org.jboss.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:102)
	at $Proxy2.executeCommand(Unknown Source)
	at de.mueller.wms.base.service.JndiRemoteLookupDelegateImpl$CommandExecutionInvocationHandler.invoke(JndiRemoteLookupDelegateImpl.java:57)
	at $Proxy1.changeStock(Unknown Source)
	at de.mueller.wms.base.TestJBossPerformance$1.run(TestJBossPerformance.java:58)
Caused by: java.lang.RuntimeException: by java.lang.LinkageError: duplicate class definition: de/mueller/wms/base/model/impl/StorageImpl_$$_javassist_1272
	at javassist.util.proxy.ProxyFactory.createClass(ProxyFactory.java:174)
	at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.getProxy(JavassistLazyInitializer.java:79)
	... 44 more
Caused by: javassist.CannotCompileException: by java.lang.LinkageError: duplicate class definition: de/mueller/wms/base/model/impl/StorageImpl_$$_javassist_1272
	at javassist.util.proxy.FactoryHelper.toClass(FactoryHelper.java:167)
	at javassist.util.proxy.ProxyFactory.createClass(ProxyFactory.java:170)
	... 45 more
Caused by: java.lang.LinkageError: duplicate class definition: de/mueller/wms/base/model/impl/StorageImpl_$$_javassist_1272
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
	at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:585)
	at javassist.util.proxy.FactoryHelper.toClass(FactoryHelper.java:159)
	... 46 more
 

The performance is also very bad in comparison with cglib proxies (in our performance test with cglib proxies the test runs 3x faster)

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