[jboss-user] [JBoss jBPM] - Re: Id of process starter

yozh1k do-not-reply at jboss.com
Sun Oct 5 11:28:14 EDT 2008


Thx for answer first of all.

I tried such way. But it's not working.

<process-definition  xmlns=""  name="todo">
  | 	<swimlane name='initiator'>
  | 		<assignment actor-id="#{actor.id}"/>
  | 	</swimlane>
  | 	
  | 	<start-state name="Start">
  | 		<task name= 'taskforinitiator' swimlane='initiator'/>
  | 		<transition to="UserProcessNum"></transition>
  | 	</start-state>
  | 
  | 	
  | 	<task-node name="todo">
  | 		<task name="todo" description="#{todoList.description}">
  |   			<assignment actor-id="#{actor.id}"/>
  | 		</task>
  | 		<transition to="done"></transition>
  | 	</task-node>
  | 
  | 	<decision name="UserProcessNum">
  | 		<handler class="org.jboss.decisiontest.UserProcessNumHandler"> </handler>
  | 		<transition to="todo" name="ok"></transition>
  | 		<transition to="done" name="2much"></transition>
  | 	</decision>
  | 
  | 		
  | 	<end-state name="done"></end-state>
  | 
  | 
  | </process-definition>

public class UserProcessNumHandler implements DecisionHandler {
  | 	public String decide(ExecutionContext ec){
  | String acId = ec.getProcessInstance().getTaskMgmtInstance().getSwimlaneInstance("initiator").getActorId();		
  | 		return "ok";
  | 		
  | 	}
  | }
  | 

And result is...

  | 19:25:53,208 FATAL [application] org.jbpm.graph.def.DelegationException
  | javax.faces.el.EvaluationException: org.jbpm.graph.def.DelegationException
  | 	at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:91)
  | 	at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:91)
  | 	at javax.faces.component.UICommand.broadcast(UICommand.java:383)
  | 	at org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:184)
  | 	at org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:162)
  | 	at org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:350)
  | 	at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97)
  | 	at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
  | 	at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
  | 	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:244)
  | 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
  | 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
  | 	at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | 	at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | 	at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | 	at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141)
  | 	at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281)
  | 	at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | 	at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | 	at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68)
  | 	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | 	at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
  | 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 	at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  | 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
  | 	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
  | 	at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
  | 	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433)
  | 	at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
  | 	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
  | 	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
  | 	at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)
  | 	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
  | 	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
  | 	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
  | 	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)
  | 	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
  | 	at java.lang.Thread.run(Thread.java:619)
  | Caused by: org.jbpm.graph.def.DelegationException
  | 	at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:387)
  | 	at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:378)
  | 	at org.jbpm.graph.node.Decision.execute(Decision.java:148)
  | 	at org.jbpm.graph.def.Node.enter(Node.java:319)
  | 	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:597)
  | 	at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Node_$$_javassist_419.enter(Node_$$_javassist_419.java)
  | 	at org.jbpm.graph.def.Transition.take(Transition.java:151)
  | 	at org.jbpm.graph.def.Node.leave(Node.java:394)
  | 	at org.jbpm.graph.node.StartState.leave(StartState.java:70)
  | 	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:597)
  | 	at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Node_$$_javassist_419.leave(Node_$$_javassist_419.java)
  | 	at org.jbpm.graph.exe.Token.signal(Token.java:195)
  | 	at org.jbpm.graph.exe.Token.signal(Token.java:140)
  | 	at org.jbpm.graph.exe.ProcessInstance.signal(ProcessInstance.java:271)
  | 	at org.jboss.seam.bpm.BusinessProcess.afterCreateProcess(BusinessProcess.java:147)
  | 	at org.jboss.seam.bpm.BusinessProcess.createProcess(BusinessProcess.java:122)
  | 	at org.jboss.decisiontest.TodoList.createTodo(TodoList.java:27)
  | 	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:597)
  | 	at org.jboss.seam.util.Reflections.invoke(Reflections.java:21)
  | 	at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
  | 	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
  | 	at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:31)
  | 	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  | 	at org.jboss.seam.bpm.BusinessProcessInterceptor.aroundInvoke(BusinessProcessInterceptor.java:49)
  | 	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  | 	at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:42)
  | 	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
  | 	at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
  | 	at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:166)
  | 	at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:102)
  | 	at org.jboss.decisiontest.TodoList_$$_javassist_4.createTodo(TodoList_$$_javassist_4.java)
  | 	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:597)
  | 	at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:329)
  | 	at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:342)
  | 	at org.jboss.el.parser.AstPropertySuffix.invoke(AstPropertySuffix.java:58)
  | 	at org.jboss.el.parser.AstValue.invoke(AstValue.java:96)
  | 	at org.jboss.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)
  | 	at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
  | 	at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:77)
  | 	... 46 more
  | Caused by: java.lang.NullPointerException
  | 	at org.jboss.decisiontest.UserProcessNumHandler.decide(UserProcessNumHandler.java:19)
  | 	at org.jbpm.graph.node.Decision.execute(Decision.java:88)
  | 	... 96 more
  | 

View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4180432#4180432

Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4180432



More information about the jboss-user mailing list