[jboss-user] [Persistence, JBoss/CMP, Hibernate, Database] - NullPointerException when adding values to one-many relation

santins do-not-reply at jboss.com
Fri Nov 10 08:33:51 EST 2006


Hi All,

I have two Entity beans (CMP persistence) that have a relation one to many. When I try to populate that relation jboss 4.0.5 GA is giving me this exception:


13:19:43,921 ERROR [LogInterceptor] RuntimeException in method: public abstract void softiam.services.ejbs.experiment.Ex
periment.setConfiguration(java.util.Collection) throws java.rmi.RemoteException:
java.lang.NullPointerException
        at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.getRelatedPrimaryKey(JDBCCMRFieldBridge.java:1862)
        at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.setInstanceValue(JDBCCMRFieldBridge.java:857)
        at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.setValue(JDBCCMRFieldBridge.java:723)
        at org.jboss.ejb.plugins.cmp.bridge.EntityBridgeInvocationHandler$FieldSetInvoker.invoke(EntityBridgeInvocationH
andler.java:170)
        at org.jboss.ejb.plugins.cmp.bridge.EntityBridgeInvocationHandler.invoke(EntityBridgeInvocationHandler.java:105)

        at org.jboss.proxy.compiler.Runtime.invoke(Runtime.java:76)
        at softiam.services.ejbs.experiment.ExperimentEJB$Proxy.setConfiguration()
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.jboss.invocation.Invocation.performCall(Invocation.java:359)
        at org.jboss.ejb.EntityContainer$ContainerInterceptor.invoke(EntityContainer.java:1187)
        at org.jboss.ejb.plugins.cmp.jdbc.JDBCRelationInterceptor.invoke(JDBCRelationInterceptor.java:87)
        at org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke(EntitySynchronizationInterceptor.java:284)
        at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invoke(CachedConnectionInterceptor.java:158)

        at org.jboss.ejb.plugins.EntityReentranceInterceptor.invoke(EntityReentranceInterceptor.java:126)
        at org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInstanceInterceptor.java:276)
        at org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockInterceptor.java:104)
        at org.jboss.ejb.plugins.EntityCreationInterceptor.invoke(EntityCreationInterceptor.java:68)
        at org.jboss.ejb.plugins.CallValidationInterceptor.invoke(CallValidationInterceptor.java:63)
        at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:121)
        at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:350)
        at org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:181)
        at org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:168)
        at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:205)
        at org.jboss.ejb.plugins.ProxyFactoryFinderInterceptor.invoke(ProxyFactoryFinderInterceptor.java:136)
        at org.jboss.ejb.EntityContainer.internalInvoke(EntityContainer.java:527)
        at org.jboss.ejb.Container.invoke(Container.java:954)
        at sun.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
        at org.jboss.invocation.local.LocalInvoker$MBeanServerAction.invoke(LocalInvoker.java:169)
        at org.jboss.invocation.local.LocalInvoker.invoke(LocalInvoker.java:118)
        at org.jboss.invocation.InvokerInterceptor.invokeLocal(InvokerInterceptor.java:209)
        at org.jboss.invocation.InvokerInterceptor.invoke(InvokerInterceptor.java:195)
        at org.jboss.proxy.TransactionInterceptor.invoke(TransactionInterceptor.java:61)
        at org.jboss.proxy.SecurityInterceptor.invoke(SecurityInterceptor.java:70)
        at org.jboss.proxy.ejb.EntityInterceptor.invoke(EntityInterceptor.java:112)
        at org.jboss.proxy.ClientContainer.invoke(ClientContainer.java:100)
        at $Proxy57.setConfiguration(Unknown Source)
        at softiam.services.ui.gwtui.server.SoftIAMServiceImpl.experimentConfigurationSet(SoftIAMServiceImpl.java:211)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:260)
        at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost(RemoteServiceServlet.java:147)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
        at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
        at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
        at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
        at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
        at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java
:664)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
        at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
        at java.lang.Thread.run(Thread.java:595)


I have checked the definition and implementation of the relation and all seems ok.

Can anybody help with this?

Many thanks,

Santi

View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3984876#3984876

Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3984876



More information about the jboss-user mailing list