3 Replies Latest reply on Aug 27, 2002 6:20 PM by Dain Sundstrom

    bidirectional one to may relation

    chintan Newbie

      I am trying to implement a bidirectional one to many relationship. one A has many Bs and vice versa. When I try to set the value of A in B's ejbPostCreate i get the exception below.

      Platform: Win2k, JBoss 3.0, CMP 2.0, Xdoclet 1.1.2, JDK1.4.0

      java.rmi.ServerException: RemoteException occurred in server thread; nested exception is:
      java.rmi.ServerException: null
      Embedded Exception
      $Proxy89; nested exception is:
      javax.ejb.EJBException: null
      Embedded Exception
      $Proxy89
      at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:292)
      at sun.rmi.transport.Transport$1.run(Transport.java:148)
      at java.security.AccessController.doPrivileged(Native Method)
      at sun.rmi.transport.Transport.serviceCall(Transport.java:144)
      at in.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:4
      60)
      at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport
      .java:701)
      at java.lang.Thread.run(Thread.java:536)
      at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(Stream
      RemoteCall.java:247)
      at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:
      223)
      at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:133)
      at org.jboss.invocation.jrmp.server.JRMPInvoker_Stub.invoke(Unknown Sour
      ce)
      at org.jboss.invocation.jrmp.interfaces.JRMPInvokerProxy.invoke(JRMPInvo
      kerProxy.java:128)
      at org.jboss.invocation.InvokerInterceptor.invoke(InvokerInterceptor.jav
      a:108)
      at org.jboss.proxy.TransactionInterceptor.invoke(TransactionInterceptor.
      java:73)
      at org.jboss.proxy.SecurityInterceptor.invoke(SecurityInterceptor.java:7
      6)
      at org.jboss.proxy.ejb.HomeInterceptor.invoke(HomeInterceptor.java:185)
      at org.jboss.proxy.ClientContainer.invoke(ClientContainer.java:76)
      at $Proxy1.create(Unknown Source)
      at javatheater.client.MovieClient.main(MovieClient.java:31)
      Caused by: java.rmi.ServerException: null
      Embedded Exception
      $Proxy89; nested exception is:
      javax.ejb.EJBException: null
      Embedded Exception
      $Proxy89
      at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInte
      rceptor.java:119)
      at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxIntercep
      torCMT.java:167)
      at org.jboss.ejb.plugins.TxInterceptorCMT.invokeHome(TxInterceptorCMT.ja
      va:52)
      at org.jboss.ejb.plugins.SecurityInterceptor.invokeHome(SecurityIntercep
      tor.java:104)
      at org.jboss.ejb.plugins.LogInterceptor.invokeHome(LogInterceptor.java:1
      09)
      at org.jboss.ejb.EntityContainer.invokeHome(EntityContainer.java:487)
      at org.jboss.ejb.Container.invoke(Container.java:726)
      at org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:1055)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:491)
      at org.jboss.invocation.jrmp.server.JRMPInvoker.invoke(JRMPInvoker.java:
      362)
      at sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
      sorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:261)
      at sun.rmi.transport.Transport$1.run(Transport.java:148)
      at java.security.AccessController.doPrivileged(Native Method)
      at sun.rmi.transport.Transport.serviceCall(Transport.java:144)
      at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:4
      60)
      at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport
      .java:701)
      at java.lang.Thread.run(Thread.java:536)
      Caused by: javax.ejb.EJBException: null
      Embedded Exception
      $Proxy89
      at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.setInstanceV
      alue(JDBCCMRFieldBridge.java:630)
      at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.setValue(JDB
      CCMRFieldBridge.java:563)
      at org.jboss.ejb.plugins.cmp.bridge.EntityBridgeInvocationHandler.invoke
      (EntityBridgeInvocationHandler.java:125)
      at org.jboss.proxy.compiler.Runtime.invoke(Runtime.java:59)
      at javatheater.ejb.implementation.ShowCMP$Proxy.setMovie()
      at javatheater.ejb.implementation.ShowBean.ejbPostCreate(ShowBean.java:4
      7)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
      java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
      sorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at org.jboss.ejb.plugins.CMPPersistenceManager.postCreateEntity(CMPPersi
      stenceManager.java:284)
      at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.post
      CreateEntity(CachedConnectionInterceptor.java:278)
      at org.jboss.ejb.EntityContainer.postCreateHome(EntityContainer.java:716
      )
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
      java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
      sorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at org.jboss.ejb.EntityContainer$ContainerInterceptor.invoke(EntityConta
      iner.java:1174)
      at org.jboss.ejb.plugins.cmp.jdbc.JDBCRelationInterceptor.invoke(JDBCRel
      ationInterceptor.java:190)
      at org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke(EntityS
      ynchronizationInterceptor.java:340)
      at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invo
      ke(CachedConnectionInterceptor.java:186)
      at org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInstance
      Interceptor.java:193)
      at org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockIntercep
      tor.java:107)
      at org.jboss.ejb.plugins.EntityCreationInterceptor.invokeHome(EntityCrea
      tionInterceptor.java:59)
      at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInte
      rceptor.java:98)
      ... 19 more