ClassCastException

0 respostas
C

Olá,
Estou recebendo o seguinte erro quando executo o código abaixo,

public Usuario buscaUsuarioByLogin(String login) {
		return getEntityManager()
				.createQuery("select u from Usuario u where u.login = :login",
						Usuario.class).setParameter("login", login)
				.getSingleResult();
	}

Erro:

09:39:40,266 ERROR [STDERR] javax.ejb.EJBException: java.lang.ClassCastException: br.com.sgs.seguranca.Usuario cannot be cast to br.com.sgs.seguranca.Usuario

09:39:40,269 ERROR [STDERR] 	at org.jboss.ejb3.tx2.impl.CMTTxInterceptor.handleExceptionInOurTx(CMTTxInterceptor.java:183)

09:39:40,269 ERROR [STDERR] 	at org.jboss.ejb3.tx2.impl.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java:251)

09:39:40,269 ERROR [STDERR] 	at org.jboss.ejb3.tx2.impl.CMTTxInterceptor.required(CMTTxInterceptor.java:349)

09:39:40,269 ERROR [STDERR] 	at org.jboss.ejb3.tx2.impl.CMTTxInterceptor.invoke(CMTTxInterceptor.java:209)

09:39:40,269 ERROR [STDERR] 	at org.jboss.ejb3.tx2.aop.CMTTxInterceptorWrapper.invoke(CMTTxInterceptorWrapper.java:52)

09:39:40,270 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,270 ERROR [STDERR] 	at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)

09:39:40,270 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,270 ERROR [STDERR] 	at org.jboss.ejb3.tx.NullInterceptor.invoke(NullInterceptor.java:42)

09:39:40,271 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,271 ERROR [STDERR] 	at org.jboss.ejb3.security.Ejb3AuthenticationInterceptorv2.invoke(Ejb3AuthenticationInterceptorv2.java:182)

09:39:40,271 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,271 ERROR [STDERR] 	at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:41)

09:39:40,271 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,271 ERROR [STDERR] 	at org.jboss.ejb3.BlockContainerShutdownInterceptor.invoke(BlockContainerShutdownInterceptor.java:67)

09:39:40,271 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,271 ERROR [STDERR] 	at org.jboss.ejb3.core.context.CurrentInvocationContextInterceptor.invoke(CurrentInvocationContextInterceptor.java:47)

09:39:40,272 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,272 ERROR [STDERR] 	at org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java:67)

09:39:40,272 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,272 ERROR [STDERR] 	at org.jboss.ejb3.interceptor.EJB3TCCLInterceptor.invoke(EJB3TCCLInterceptor.java:86)

09:39:40,272 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,272 ERROR [STDERR] 	at org.jboss.ejb3.session.SessionSpecContainer.invoke(SessionSpecContainer.java:323)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.session.SessionSpecContainer.invoke(SessionSpecContainer.java:156)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.nointerface.impl.invocationhandler.NoInterfaceViewInvocationHandler.invokeEndpoint(NoInterfaceViewInvocationHandler.java:143)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.nointerface.impl.invocationhandler.NoInterfaceViewInvocationHandler.access$000(NoInterfaceViewInvocationHandler.java:54)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.nointerface.impl.invocationhandler.NoInterfaceViewInvocationHandler$1.invoke(NoInterfaceViewInvocationHandler.java:103)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.sis.reflect.InterceptorInvocationHandler$1.proceed(InterceptorInvocationHandler.java:84)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.sis.InterceptorAssembly$1.proceed(InterceptorAssembly.java:82)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.nointerface.impl.async.AsyncClientInterceptor.invoke(AsyncClientInterceptor.java:119)

09:39:40,273 ERROR [STDERR] 	at org.jboss.ejb3.sis.InterceptorAssembly$1.proceed(InterceptorAssembly.java:74)

09:39:40,274 ERROR [STDERR] 	at org.jboss.ejb3.nointerface.impl.invocationhandler.ObjectMethodsInterceptor.invoke(ObjectMethodsInterceptor.java:78)

09:39:40,274 ERROR [STDERR] 	at org.jboss.ejb3.sis.InterceptorAssembly$1.proceed(InterceptorAssembly.java:74)

09:39:40,274 ERROR [STDERR] 	at org.jboss.ejb3.sis.InterceptorAssembly.invoke(InterceptorAssembly.java:90)

09:39:40,274 ERROR [STDERR] 	at org.jboss.ejb3.sis.reflect.InterceptorInvocationHandler.invoke(InterceptorInvocationHandler.java:110)

09:39:40,274 ERROR [STDERR] 	at org.jboss.ejb3.nointerface.impl.invocationhandler.NoInterfaceViewInvocationHandler.invoke(NoInterfaceViewInvocationHandler.java:115)

09:39:40,274 ERROR [STDERR] 	at org.jboss.ejb3.proxy.javassist.JavassistInvocationHandlerAdapter.invoke(JavassistInvocationHandlerAdapter.java:71)

09:39:40,274 ERROR [STDERR] 	at br.com.sgs.seguranca.SegurancaBean_$$_javassist_32.buscaUsuarioByLogin(SegurancaBean_$$_javassist_32.java)

09:39:40,274 ERROR [STDERR] 	at br.com.sgs.seguranca.LoginSGSMB.login(LoginSGSMB.java:84)

09:39:40,275 ERROR [STDERR] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

09:39:40,275 ERROR [STDERR] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

09:39:40,275 ERROR [STDERR] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

09:39:40,275 ERROR [STDERR] 	at java.lang.reflect.Method.invoke(Method.java:597)

09:39:40,275 ERROR [STDERR] 	at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:329)

09:39:40,275 ERROR [STDERR] 	at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:342)

09:39:40,275 ERROR [STDERR] 	at org.jboss.el.parser.AstPropertySuffix.invoke(AstPropertySuffix.java:58)

09:39:40,275 ERROR [STDERR] 	at org.jboss.el.parser.AstValue.invoke(AstValue.java:96)

09:39:40,276 ERROR [STDERR] 	at org.jboss.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)

09:39:40,276 ERROR [STDERR] 	at com.sun.faces.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:102)

09:39:40,276 ERROR [STDERR] 	at javax.faces.event.MethodExpressionActionListener.processAction(MethodExpressionActionListener.java:144)

09:39:40,276 ERROR [STDERR] 	at javax.faces.event.ActionEvent.processListener(ActionEvent.java:84)

09:39:40,276 ERROR [STDERR] 	at javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:773)

09:39:40,276 ERROR [STDERR] 	at javax.faces.component.UICommand.broadcast(UICommand.java:296)

09:39:40,277 ERROR [STDERR] 	at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:781)

09:39:40,277 ERROR [STDERR] 	at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1246)

09:39:40,277 ERROR [STDERR] 	at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:77)

09:39:40,278 ERROR [STDERR] 	at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:97)

09:39:40,278 ERROR [STDERR] 	at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:114)

09:39:40,278 ERROR [STDERR] 	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:308)

09:39:40,278 ERROR [STDERR] 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:324)

09:39:40,278 ERROR [STDERR] 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:242)

09:39:40,278 ERROR [STDERR] 	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275)

09:39:40,278 ERROR [STDERR] 	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)

09:39:40,279 ERROR [STDERR] 	at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:181)

09:39:40,279 ERROR [STDERR] 	at org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.event(CatalinaContext.java:285)

09:39:40,279 ERROR [STDERR] 	at org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.invoke(CatalinaContext.java:261)

09:39:40,279 ERROR [STDERR] 	at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:88)

09:39:40,279 ERROR [STDERR] 	at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:100)

09:39:40,279 ERROR [STDERR] 	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)

09:39:40,279 ERROR [STDERR] 	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)

09:39:40,279 ERROR [STDERR] 	at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)

09:39:40,279 ERROR [STDERR] 	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

09:39:40,280 ERROR [STDERR] 	at org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.invoke(ActiveRequestResponseCacheValve.java:53)

09:39:40,280 ERROR [STDERR] 	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362)

09:39:40,280 ERROR [STDERR] 	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877)

09:39:40,280 ERROR [STDERR] 	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:654)

09:39:40,280 ERROR [STDERR] 	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:951)

09:39:40,280 ERROR [STDERR] 	at java.lang.Thread.run(Thread.java:662)

09:39:40,281 ERROR [STDERR] Caused by: java.lang.ClassCastException: br.com.sgs.seguranca.Usuario cannot be cast to br.com.sgs.seguranca.Usuario

09:39:40,281 ERROR [STDERR] 	at br.com.sgs.seguranca.SegurancaBean.buscaUsuarioByLogin(SegurancaBean.java:134)

09:39:40,281 ERROR [STDERR] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

09:39:40,281 ERROR [STDERR] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

09:39:40,281 ERROR [STDERR] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

09:39:40,282 ERROR [STDERR] 	at java.lang.reflect.Method.invoke(Method.java:597)

09:39:40,282 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeTarget(MethodInvocation.java:122)

09:39:40,282 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:111)

09:39:40,282 ERROR [STDERR] 	at org.jboss.ejb3.interceptors.container.ContainerMethodInvocationWrapper.invokeNext(ContainerMethodInvocationWrapper.java:72)

09:39:40,282 ERROR [STDERR] 	at org.jboss.ejb3.interceptors.aop.InterceptorSequencer.invoke(InterceptorSequencer.java:76)

09:39:40,282 ERROR [STDERR] 	at org.jboss.ejb3.interceptors.aop.InterceptorSequencer.aroundInvoke(InterceptorSequencer.java:62)

09:39:40,282 ERROR [STDERR] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

09:39:40,282 ERROR [STDERR] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

09:39:40,282 ERROR [STDERR] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

09:39:40,283 ERROR [STDERR] 	at java.lang.reflect.Method.invoke(Method.java:597)

09:39:40,283 ERROR [STDERR] 	at org.jboss.aop.advice.PerJoinpointAdvice.invoke(PerJoinpointAdvice.java:174)

09:39:40,283 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,283 ERROR [STDERR] 	at org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor.fillMethod(InvocationContextInterceptor.java:74)

09:39:40,283 ERROR [STDERR] 	at org.jboss.aop.advice.org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor_z_fillMethod_21728476.invoke(InvocationContextInterceptor_z_fillMethod_21728476.java)

09:39:40,283 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,283 ERROR [STDERR] 	at org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor.setup(InvocationContextInterceptor.java:90)

09:39:40,283 ERROR [STDERR] 	at org.jboss.aop.advice.org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor_z_setup_21728476.invoke(InvocationContextInterceptor_z_setup_21728476.java)

09:39:40,283 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,284 ERROR [STDERR] 	at org.jboss.ejb3.async.impl.interceptor.AsynchronousServerInterceptor.invoke(AsynchronousServerInterceptor.java:128)

09:39:40,284 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,284 ERROR [STDERR] 	at org.jboss.ejb3.connectionmanager.CachedConnectionInterceptor.invoke(CachedConnectionInterceptor.java:62)

09:39:40,284 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,284 ERROR [STDERR] 	at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:56)

09:39:40,284 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,284 ERROR [STDERR] 	at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)

09:39:40,284 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,284 ERROR [STDERR] 	at org.jboss.ejb3.tx.NullInterceptor.invoke(NullInterceptor.java:42)

09:39:40,285 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,285 ERROR [STDERR] 	at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:68)

09:39:40,285 ERROR [STDERR] 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)

09:39:40,285 ERROR [STDERR] 	at org.jboss.ejb3.core.context.SessionInvocationContextAdapter.proceed(SessionInvocationContextAdapter.java:95)

09:39:40,285 ERROR [STDERR] 	at org.jboss.ejb3.tx2.impl.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java:247)

09:39:40,285 ERROR [STDERR] 	... 76 more

Estou usando EJB 3.1 e JPA 2.0 com hibernate.

O mais estranho é que, como vocês podem,

javax.ejb.EJBException: java.lang.ClassCastException: br.com.sgs.seguranca.Usuario cannot be cast to br.com.sgs.seguranca.Usuario

Não consigo realizar o cast para própria clase!

Criado 13 de junho de 2011
Respostas 0
Participantes 1