icant get EntityManager in my Action Class implements Action
hi,
public class CallGetMNIdimplements ActionHandler {
@PersistenceContext
private EntityManager em;
public void execute(ExecutionContext executionContext) throws Exception {
/*line 80 -->*/ PivotMap pivotMap = (PivotMap ) em.
createQuery("....");
}
14:12:27,484 ERROR [STDERR] java.lang.NullPointerException 14:12:27,484 ERROR [STDERR] at org.test.action.CallGetMNId.execute(CallGetMNId.java:80) 14:12:27,484 ERROR [STDERR] at org.jbpm.graph.def.Action.execute(Action.java:123) 14:12:27,484 ERROR [STDERR] at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) 14:12:27,484 ERROR [STDERR] at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) 14:12:27,500 ERROR [STDERR] at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) 14:12:27,500 ERROR [STDERR] at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) 14:12:27,500 ERROR [STDERR] at org.jbpm.graph.def.Node.enter(Node.java:301) 14:12:27,500 ERROR [STDERR] at sun.reflect.GeneratedMethodAccessor126.invoke(Unknown Source) 14:12:27,500 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 14:12:27,500 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 14:12:28,000 ERROR [STDERR] at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:205) 14:12:28,000 ERROR [STDERR] at org.jbpm.graph.def.Node_$$_javassist_48.enter(Node_$$_javassist_48.java) 14:12:28,000 ERROR [STDERR] at org.jbpm.graph.def.Transition.take(Transition.java:119) 14:12:28,000 ERROR [STDERR] at org.jbpm.graph.def.Node.leave(Node.java:383) 14:12:28,000 ERROR [STDERR] at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:136) 14:12:28,500 ERROR [STDERR] at org.jbpm.graph.node.Decision.execute(Decision.java:146) 14:12:28,500 ERROR [STDERR] at org.jbpm.graph.def.Node.enter(Node.java:316) 14:12:28,500 ERROR [STDERR] at sun.reflect.GeneratedMethodAccessor126.invoke(Unknown Source) 14:12:28,500 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 14:12:28,500 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 14:12:28,500 ERROR [STDERR] at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:205) 14:12:29,000 ERROR [STDERR] at org.jbpm.graph.def.Node_$$_javassist_48.enter(Node_$$_javassist_48.java) 14:12:29,000 ERROR [STDERR] at org.jbpm.graph.def.Transition.take(Transition.java:119) 14:12:29,000 ERROR [STDERR] at org.jbpm.graph.def.Node.leave(Node.java:383) 14:12:29,000 ERROR [STDERR] at org.jbpm.graph.node.StartState.leave(StartState.java:70) 14:12:29,000 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 14:12:29,000 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 14:12:29,500 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 14:12:29,500 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 14:12:29,500 ERROR [STDERR] at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:205) 14:12:29,500 ERROR [STDERR] at org.jbpm.graph.def.Node_$$_javassist_48.leave(Node_$$_javassist_48.java) 14:12:29,500 ERROR [STDERR] at org.jbpm.graph.exe.Token.signal(Token.java:178) 14:12:29,500 ERROR [STDERR] at org.jbpm.graph.exe.Token.signal(Token.java:123) 14:12:29,500 ERROR [STDERR] at org.jbpm.graph.exe.ProcessInstance.signal(ProcessInstance.java:217) 14:12:29,500 ERROR [STDERR] at org.test.service.ManagerBean.vnaDemande(ManagerBean.java:124) 14:12:29,500 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 14:12:29,500 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 14:12:29,500 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 14:12:29,500 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:112) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:166) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:46) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:79) 14:12:29,500 ERROR [STDERR] at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:191) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:102) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) 14:12:29,500 ERROR [STDERR] at org.jboss.ejb3.stateless.StatelessContainer.dynamicInvoke(StatelessContainer.java:263) 14:12:29,500 ERROR [STDERR] at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:106) 14:12:29,500 ERROR [STDERR] at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82) 14:12:29,500 ERROR [STDERR] at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:828) 14:12:29,500 ERROR [STDERR] at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:681) 14:12:29,500 ERROR [STDERR] at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:358) 14:12:29,500 ERROR [STDERR] at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:398) 14:12:29,500 ERROR [STDERR] at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:239)
:)