What version of Jboss are you use? 2011/10/12 Norman Klingspor <[email protected]>
> oh, of course. > > This is the stacktrace: > > 2011-10-12 15:36:07,163 ERROR [org.apache.catalina.core.ContainerBase. > [jboss.web].[localhost].[/kylintv.gwt]] (http-0.0.0.0-8080-1) > Exception while dispatching incoming RPC call: > com.google.gwt.user.server.rpc.UnexpectedException: Service method > 'public abstract boolean > > sung.app.kylintv.gwt.client.DatabaseBuilderService.createDefaultDatabaseEntries()' > threw an unexpected exception: javax.ejb.EJBException: > java.lang.NullPointerException > at > com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java: > 385) [:] > at > com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java: > 588) [:] > at > > com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java: > 208) [:] > at > > com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java: > 248) [:] > at > > com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java: > 62) [:] > at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) [: > 1.0.0.Final] > at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [: > 1.0.0.Final] > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: > 324) [:6.1.0.Final] > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java: > 242) [:6.1.0.Final] > at > > org.jboss.weld.servlet.ConversationPropagationFilter.doFilter(ConversationPropagationFilter.java: > 67) [:6.1.0.Final] > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: > 274) [:6.1.0.Final] > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java: > 242) [:6.1.0.Final] > at > > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java: > 275) [:6.1.0.Final] > at > > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java: > 161) [:6.1.0.Final] > at > > org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java: > 181) [:6.1.0.Final] > at org.jboss.modcluster.catalina.CatalinaContext > $RequestListenerValve.event(CatalinaContext.java:285) [:1.1.0.Final] > at org.jboss.modcluster.catalina.CatalinaContext > $RequestListenerValve.invoke(CatalinaContext.java:261) [:1.1.0.Final] > at > > org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java: > 88) [:6.1.0.Final] > at > > org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java: > 100) [:6.1.0.Final] > at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java: > 159) [:6.1.0.Final] > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java: > 102) [:6.1.0.Final] > at > > org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java: > 158) [:6.1.0.Final] > at > > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java: > 109) [:6.1.0.Final] > at > > org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.invoke(ActiveRequestResponseCacheValve.java: > 53) [:6.1.0.Final] > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java: > 362) [:6.1.0.Final] > at > org.apache.coyote.http11.Http11Processor.process(Http11Processor.java: > 877) [:6.1.0.Final] > at org.apache.coyote.http11.Http11Protocol > $Http11ConnectionHandler.process(Http11Protocol.java:654) [: > 6.1.0.Final] > at > org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java: > 951) [:6.1.0.Final] > at java.lang.Thread.run(Thread.java:662) [:1.6.0_25] > Caused by: javax.ejb.EJBException: java.lang.NullPointerException > at > > org.jboss.ejb3.tx2.impl.CMTTxInterceptor.handleExceptionInOurTx(CMTTxInterceptor.java: > 183) [:0.0.2] > at > > org.jboss.ejb3.tx2.impl.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java: > 251) [:0.0.2] > at > org.jboss.ejb3.tx2.impl.CMTTxInterceptor.required(CMTTxInterceptor.java: > 349) [:0.0.2] > at > org.jboss.ejb3.tx2.impl.CMTTxInterceptor.invoke(CMTTxInterceptor.java: > 209) [:0.0.2] > at > > org.jboss.ejb3.tx2.aop.CMTTxInterceptorWrapper.invoke(CMTTxInterceptorWrapper.java: > 52) [:0.0.2] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java: > 76) [:1.0.0.GA] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at org.jboss.ejb3.tx.NullInterceptor.invoke(NullInterceptor.java:42) > [:1.0.4] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.security.Ejb3AuthenticationInterceptorv2.invoke(Ejb3AuthenticationInterceptorv2.java: > 182) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java: > 41) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.BlockContainerShutdownInterceptor.invoke(BlockContainerShutdownInterceptor.java: > 67) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.core.context.CurrentInvocationContextInterceptor.invoke(CurrentInvocationContextInterceptor.java: > 47) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java: > 67) [:1.0.1] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.interceptor.EJB3TCCLInterceptor.invoke(EJB3TCCLInterceptor.java: > 86) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.session.SessionSpecContainer.invoke(SessionSpecContainer.java: > 333) [:1.7.21] > at > > org.jboss.ejb3.session.SessionSpecContainer.invoke(SessionSpecContainer.java: > 390) [:1.7.21] > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [: > 1.6.0_25] > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 39) [:1.6.0_25] > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 25) [:1.6.0_25] > at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_25] > at > > org.jboss.ejb3.proxy.impl.handler.session.SessionLocalProxyInvocationHandler > > $LocalContainerInvocation.invokeTarget(SessionLocalProxyInvocationHandler.java: > 184) [:1.0.11] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 111) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.async.impl.interceptor.AsynchronousClientInterceptor.invoke(AsynchronousClientInterceptor.java: > 143) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.proxy.impl.handler.session.SessionLocalProxyInvocationHandler > > $LocalInvokableContextHandler.invoke(SessionLocalProxyInvocationHandler.java: > 159) [:1.0.11] > at $Proxy207.invoke(Unknown Source) at > > org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java: > 185) [:1.0.11] > at $Proxy206.createTestEntry(Unknown Source) at > > sung.app.kylintv.gwt.server.DatabaseBuilderServiceImpl.createDefaultDatabaseEntries(DatabaseBuilderServiceImpl.java: > 28) [:] > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [: > 1.6.0_25] > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 39) [:1.6.0_25] > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 25) [:1.6.0_25] > at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_25] > at > com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java: > 569) [:] > ... 27 more > Caused by: java.lang.NullPointerException > at > sung.app.kylintv.product.ProductHome.createTestEntry(ProductHome.java: > 866) [:] > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [: > 1.6.0_25] > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 39) [:1.6.0_25] > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 25) [:1.6.0_25] > at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_25] > at > > org.jboss.aop.joinpoint.MethodInvocation.invokeTarget(MethodInvocation.java: > 122) [jboss-aop.jar:2.2.2.GA] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 111) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.interceptors.container.ContainerMethodInvocationWrapper.invokeNext(ContainerMethodInvocationWrapper.java: > 72) [:1.1.3] > at org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor > $InvocationContext.proceed(InvocationContextInterceptor.java:127) [: > 1.1.3] > at > > org.jboss.weld.integration.ejb.interceptor.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java: > 151) [:6.1.0.Final] > at > > org.jboss.weld.integration.ejb.interceptor.Jsr299BindingsInterceptor.doAroundInvoke(Jsr299BindingsInterceptor.java: > 122) [:6.1.0.Final] > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [: > 1.6.0_25] > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 39) [:1.6.0_25] > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 25) [:1.6.0_25] > at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_25] > at > > org.jboss.ejb3.interceptors.aop.EJB3InterceptorInterceptor.invoke(EJB3InterceptorInterceptor.java: > 80) [:1.1.3] > at > > org.jboss.ejb3.interceptors.aop.EJB3InterceptorInterceptor.invoke(EJB3InterceptorInterceptor.java: > 71) [:1.1.3] > at > > org.jboss.ejb3.interceptors.container.ContainerMethodInvocationWrapper.invokeNext(ContainerMethodInvocationWrapper.java: > 62) [:1.1.3] > at org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor > $InvocationContext.proceed(InvocationContextInterceptor.java:127) [: > 1.1.3] > at > > org.jboss.weld.ejb.SessionBeanInterceptor.aroundInvoke(SessionBeanInterceptor.java: > 46) [:6.1.0.Final] > at > > org.jboss.weld.integration.deployer.metadata.WeldLifecycleInterceptor.doAroundInvoke(WeldLifecycleInterceptor.java: > 55) [:6.1.0.Final] > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [: > 1.6.0_25] > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 39) [:1.6.0_25] > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 25) [:1.6.0_25] > at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_25] > at > > org.jboss.ejb3.interceptors.aop.EJB3InterceptorInterceptor.invoke(EJB3InterceptorInterceptor.java: > 80) [:1.1.3] > at > > org.jboss.ejb3.interceptors.aop.EJB3InterceptorInterceptor.invoke(EJB3InterceptorInterceptor.java: > 71) [:1.1.3] > at > > org.jboss.ejb3.interceptors.container.ContainerMethodInvocationWrapper.invokeNext(ContainerMethodInvocationWrapper.java: > 62) [:1.1.3] > at > > org.jboss.ejb3.interceptors.aop.InterceptorSequencer.invoke(InterceptorSequencer.java: > 76) [:1.1.3] > at > > org.jboss.ejb3.interceptors.aop.InterceptorSequencer.aroundInvoke(InterceptorSequencer.java: > 62) [:1.1.3] > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [: > 1.6.0_25] > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 39) [:1.6.0_25] > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 25) [:1.6.0_25] > at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_25] > at > org.jboss.aop.advice.PerJoinpointAdvice.invoke(PerJoinpointAdvice.java: > 174) [jboss-aop.jar:2.2.2.GA] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor.fillMethod(InvocationContextInterceptor.java: > 74) [:1.1.3] > at > > org.jboss.aop.advice.org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor_z_fillMethod_744103531.invoke(InvocationContextInterceptor_z_fillMethod_744103531.java) > [:] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor.setup(InvocationContextInterceptor.java: > 90) [:1.1.3] > at > > org.jboss.aop.advice.org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor_z_setup_744103531.invoke(InvocationContextInterceptor_z_setup_744103531.java) > [:] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.async.impl.interceptor.AsynchronousServerInterceptor.invoke(AsynchronousServerInterceptor.java: > 128) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.connectionmanager.CachedConnectionInterceptor.invoke(CachedConnectionInterceptor.java: > 62) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java: > 56) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java: > 47) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at org.jboss.ejb3.tx.NullInterceptor.invoke(NullInterceptor.java:42) > [:1.0.4] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java: > 68) [:1.7.21] > at > org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java: > 102) [jboss-aop.jar:2.2.2.GA] > at > > org.jboss.ejb3.core.context.SessionInvocationContextAdapter.proceed(SessionInvocationContextAdapter.java: > 95) [:1.7.21] > at > > org.jboss.ejb3.tx2.impl.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java: > 247) [:0.0.2] > ... 67 more > > > On 12 Okt., 17:04, Juan Pablo Gardella <[email protected]> > wrote: > > Can you share the stackt trace? > > > > 2011/10/12 Norman Klingspor <[email protected]> > > > > > > > > > > > > > > > > > Hi, > > > > > I'm trying to integrate an EJB-Project (which is connected to a > > > database by hibernate) into my GWT (in more detail move from CDI-Weld > > > implementation to GWT). > > > > > I created a new ejb-project only containing my entities and their > > > clients. > > > > > Within my GWT-project I reference to my ejb-project and included the > > > compiled class-files into WEB-INF/classes as described everywhere. > > > > > From my ServerServiceImpl the entity are reached, my stateless-class > > > is called, but the entityManager remains null as I try to reach my > > > database. > > > > > my code: > > > > > ServiceImpl: > > > > > private Product product; > > > > > @EJB(name = "Product" ) > > > public void setProduct(Product product) > > > { > > > this.product = product; > > > } > > > > > public DatabaseBuilderServiceImpl() > > > { > > > } > > > > > public boolean createDefaultDatabaseEntries() > > > { > > > boolean returnvalue = false; > > > > > returnvalue = product.createTestEntry(); > > > > > return returnvalue; > > > > > my Interface: > > > public interface Product > > > { > > > List<ProductEntity> findAll(); > > > ProductEntity getProductBy(String productSymbol); > > > List<OptionEntity> getOptionsBy(ProductEntity currentProduct); > > > List<VariantEntity> getVariantsBy(ProductEntity currentProduct); > > > boolean createTestEntry(); > > > } > > > > > my stateless-bean: > > > @Stateless(name = "Product") > > > @Local(Product.class) > > > public class ProductHome extends HomeBase<ProductEntity> implements > > > Serializable, Product > > > { > > > @PersistenceContext(unitName="sung.app.kylintv.ejb") > > > protected EntityManager entityManager; > > > > > @EJB > > > protected Option sessionOption; > > > > > /** > > > * @return List of available products > > > */ > > > @SuppressWarnings("unchecked") > > > @TransactionAttribute(REQUIRED) > > > public List<ProductEntity> findAll() > > > { > > > return entityManager.createQuery("SELECT p FROM ProductEntity > > > p ORDER BY p.id").getResultList(); > > > } > > > > > @TransactionAttribute(REQUIRED) > > > public ProductEntity getProductBy(String productSymbol) > > > { > > > return (ProductEntity) entityManager.createQuery("SELECT p FROM > > > ProductEntity p WHERE p.name = :productSymbol ORDER BY > > > p.id").setParameter("productSymbol", productSymbol).getSingleResult(); > > > } > > > > > @SuppressWarnings("unchecked") > > > @TransactionAttribute(REQUIRED) > > > public List<OptionEntity> getOptionsBy(ProductEntity > > > currentProduct) > > > { > > > return entityManager.createQuery("SELECT p FROM OptionEntity p > > > WHERE p.product = :currentProduct ORDER BY > > > p.id").setParameter("currentProduct", currentProduct).getResultList(); > > > } > > > } > > > > > the function inside my bean is reached, the entityManager is null. > > > > > How can I ensure the PersistenceInjection? > > > > > -- > > > You received this message because you are subscribed to the Google > Groups > > > "Google Web Toolkit" group. > > > To post to this group, send email to > [email protected]. > > > To unsubscribe from this group, send email to > > > [email protected]. > > > For more options, visit this group at > > >http://groups.google.com/group/google-web-toolkit?hl=en. > > -- 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