3:54 p.m.
Hi:
i'm a newbie in jboss Seam, and i'm getting a constant error in my project:
| javax.ejb.EJBTransactionRolledbackException: java.lang.IllegalStateException: no value
for request parameter: taskId
| at org.jboss.ejb3.tx.Ejb3TxPolicy.handleInCallerTx(Ejb3TxPolicy.java:93)
| at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:130)
| at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:201)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.ejb3.stateful.StatefulInstanceInterceptor.invoke(StatefulInstanceInterceptor.java:83)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
| at
org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:131)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.stateful.StatefulContainer.localInvoke(StatefulContainer.java:203)
| at org.jboss.ejb3.stateful.StatefulLocalProxy.invoke(StatefulLocalProxy.java:98)
| at $Proxy169.startTaskA(Unknown Source)
| at
com.santex.darwin.web.sample.Task$$FastClassByCGLIB$$1b0b11e2.invoke(<generated>)
| at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
| at
org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:45)
| at
org.jboss.seam.intercept.ClientSideInterceptor$1.proceed(ClientSideInterceptor.java:68)
| at
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:55)
| at
org.jboss.seam.interceptors.RemoveInterceptor.removeIfNecessary(RemoveInterceptor.java:39)
| 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.seam.util.Reflections.invoke(Reflections.java:18)
| at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
| at
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
| at
org.jboss.seam.interceptors.ExceptionInterceptor.handleExceptions(ExceptionInterceptor.java:28)
| 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.seam.util.Reflections.invoke(Reflections.java:18)
| at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
| at
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
| at
org.jboss.seam.intercept.RootInterceptor.createSeamInvocationContext(RootInterceptor.java:144)
| at
org.jboss.seam.intercept.RootInterceptor.invokeInContexts(RootInterceptor.java:129)
| at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:102)
| at
org.jboss.seam.intercept.ClientSideInterceptor.interceptInvocation(ClientSideInterceptor.java:77)
| at
org.jboss.seam.intercept.ClientSideInterceptor.intercept(ClientSideInterceptor.java:47)
| at
org.jboss.seam.intercept.Proxy$$EnhancerByCGLIB$$86f5782e.startTaskA(<generated>)
| 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.sun.el.parser.AstValue.invoke(AstValue.java:151)
| at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:283)
| at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
| at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:69)
| at
org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63)
| at javax.faces.component.UICommand.broadcast(UICommand.java:106)
| at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:94)
| at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:168)
| at
org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:343)
| at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
| at javax.faces.webapp.FacesServlet.service(FacesServlet.java:137)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:32)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:46)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| 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.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)
| Caused by: java.lang.IllegalStateException: no value for request parameter: taskId
| at
org.jboss.seam.interceptors.BusinessProcessInterceptor.getRequestParamValueAsLong(BusinessProcessInterceptor.java:125)
| at
org.jboss.seam.interceptors.BusinessProcessInterceptor.beforeInvocation(BusinessProcessInterceptor.java:59)
| at
org.jboss.seam.interceptors.BusinessProcessInterceptor.manageBusinessProcessContext(BusinessProcessInterceptor.java:44)
| 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.seam.util.Reflections.invoke(Reflections.java:18)
| at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
| at
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
| at
org.jboss.seam.intercept.RootInterceptor.createSeamInvocationContext(RootInterceptor.java:144)
| at
org.jboss.seam.intercept.RootInterceptor.invokeInContexts(RootInterceptor.java:129)
| at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:102)
| at
org.jboss.seam.intercept.SessionBeanInterceptor.aroundInvoke(SessionBeanInterceptor.java:46)
| 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.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:118)
| at
org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.ejb3.entity.ExtendedPersistenceContextPropagationInterceptor.invoke(ExtendedPersistenceContextPropagationInterceptor.java:57)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at
org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:126)
| ... 83 more
|
|
the classes involved are:
| package com.santex.darwin.web.sample;
|
| import javax.ejb.Remove;
|
| import org.jboss.seam.ScopeType;
| import org.jboss.seam.annotations.Begin;
| import org.jboss.seam.annotations.BeginTask;
| import org.jboss.seam.annotations.CreateProcess;
| import org.jboss.seam.annotations.Destroy;
| import org.jboss.seam.annotations.EndTask;
| import org.jboss.seam.annotations.In;
| import org.jboss.seam.annotations.Name;
| import org.jboss.seam.annotations.Out;
| import org.jboss.seam.core.Jbpm;
|
| /**
| *
| * @author Juan Giovanolli
| * 29/11/2006
| */
| @Name("taskWorkflow")
| public class TaskWorkflow implements Task
| {
| @Out(scope = ScopeType.BUSINESS_PROCESS)
| private String status="";
|
|
|
| /**
| *
| *
| */
| //@Begin(join = true)
| @CreateProcess(definition = "ProcessAbstract")
| public String startProcess() {
| status = "process started";
| vec= "/taskA.xhtml";
| System.out.println("LLLLLLLLLLLLLLLLLLLLLLLLLLLL: " + status);
|
|
| return vec;
|
| }
|
|
| @Remove @Destroy
| public void destroy() {
|
| }
|
|
| public String vec= "vec";
|
|
| public String getVec()
| {
| return vec;
| }
|
|
| public void setVec(String vec)
| {
| this.vec = vec;
| }
|
|
| public String startTaskA()
| {
| // TODO Auto-generated method stub
| return null;
| }
|
|
| public String startTaskB()
| {
| // TODO Auto-generated method stub
| return null;
| }
|
|
| public String startTaskC()
| {
| // TODO Auto-generated method stub
| return null;
| }
|
|
|
| }
|
|
|
and
|
| package com.santex.darwin.web.sample;
|
| import javax.ejb.Remove;
| import javax.ejb.Stateful;
|
| import org.jboss.seam.ScopeType;
| import org.jboss.seam.annotations.BeginTask;
| import org.jboss.seam.annotations.CreateProcess;
| import org.jboss.seam.annotations.Destroy;
| import org.jboss.seam.annotations.EndTask;
| import org.jboss.seam.annotations.In;
| import org.jboss.seam.annotations.Name;
| import org.jboss.seam.annotations.Out;
| import org.jboss.seam.annotations.StartTask;
|
| import com.santex.darwin.web.home.EntityHomeBase;
|
| /**
| *
| * @author Juan Giovanolli
| * 29/11/2006
| */
| @Name("taskA")
| @Stateful
| public class TaskABean implements Task
| {
| private String varA;
|
| //@In String status;
|
|
| public String getVarA()
| {
| return varA;
| }
|
|
|
|
| public void setVarA(String varA)
| {
| this.varA = varA;
| }
|
|
| @Out(scope = ScopeType.BUSINESS_PROCESS)
| private String status="";
|
| public String verLetra() {
| System.out.println("la letra de varA es" + varA);
| return "/taskB.xhtml";
| }
|
| @BeginTask@EndTask
| public String startTaskA() {
| status= "starting task A";
| System.out.println("LLLLLLLLLLLLLLLLLLLLLLLLLLLL: " + status);
| return "/taskB.xhtml";
| }
|
|
| @Remove @Destroy
| public void destroy(){
|
| }
|
|
|
|
| public String startProcess()
| {
| // TODO Auto-generated method stub
| return null;
| }
|
|
|
|
| public String startTaskB()
| {
| // TODO Auto-generated method stub
| return null;
| }
|
|
|
|
| public String startTaskC()
| {
| // TODO Auto-generated method stub
| return null;
| }
|
| }
|
|
ANY IDEAS???
Thanks!!!
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