Simple (and tricky) question on assigment
boerse Feb 13, 2006 6:31 AMHi
I have a node which i would like to be executed or by the previous user that started the process (previous), or by another guy. I'm trying to make a group in the processdefinition.xml and identity.db.xml: Here are they:
<identity> <user name="cookie monster" email="cookie.monster@sesamestreet.tv" password="crunchcrunch" /> <user name="ernie" email="ernie@sesamestreet.tv" password="canthereyoubert,theresabananainmyear" /> <user name="bert" email="bert@sesamestreet.tv" password="ernie,theresabananainyourear" /> <user name="grover" email="grover@sesamestreet.tv" password="mayday mayday" /> <user name="peggy" email="peggy@sesamestreet.tv" password="oink oink" /> <group name="gname" type="gtype"/> <membership name="nmember" role="nrole" user="peggy" group="gname" /> <membership name="nmember" role="nrole" user="ernie" group="gname" /> </identity>
processdefinition.xml
<task-node name="evaluate web order"> <task> <assignment expression='previous--> group(gtype) --> member(nrole)' /> <timer duedate="20 seconds" repeat="10 seconds"> <action class="org.jbpm.websale.RemindActor"> <swimlaneName>salesman</swimlaneName> </action> </timer> <controller> <variable name="item" access="read"/> <variable name="quantity" access="read"/> <variable name="address" access="read"/> <variable name="reference" access="read"/> <variable name="comment"/> </controller> </task>
and the error is that the system cannot resolve the names. Does anybody know how this could be done? I'm sure this question will be very useful not only for me but for all the ones that are "fighting" with the assignments.
N.B: I tried without the part member too, and it does not work at all. The only thing it does is with only "previous", but i need user "ernie" too!
12:25:29,719 DEBUG [Services] closing service 'logging': org.jbpm.logging.db.DbL oggingService@157816a 12:25:29,719 DEBUG [Services] closing service 'authentication': org.jbpm.securit y.authentication.DefaultAuthenticationService@1f16e6e 12:25:29,729 ERROR [[FacesServlet]] Servlet.service() for servlet FacesServlet t hrew exception javax.faces.FacesException: Error calling action method of component with id tas kform:transitionButton at org.apache.myfaces.application.ActionListenerImpl.processAction(Actio nListenerImpl.java:74) at javax.faces.component.UICommand.broadcast(UICommand.java:106) at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:9 0) at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1 64) at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(Lifecycl eImpl.java:271) at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java :86) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:94) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl icationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF ilterChain.java:173) at org.jbpm.webapp.filter.AuthenticationFilter.doFilter(AuthenticationFi lter.java:55) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl icationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF ilterChain.java:173) at org.jbpm.web.JbpmContextFilter.doFilter(JbpmContextFilter.java:83) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl icationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF ilterChain.java:173) at org.jbpm.webapp.filter.LogFilter.doFilter(LogFilter.java:59) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl icationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF ilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFi lter.java:81) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl icationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF ilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV alve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV alve.java:178) at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrinc ipalValve.java:39) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(Securit yAssociationValve.java:159) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValv e.java:59) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j ava:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j ava:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal ve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav a:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java :856) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.proce ssConnection(Http11Protocol.java:744) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo int.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWor kerThread.java:112) at java.lang.Thread.run(Thread.java:534) Caused by: javax.faces.el.EvaluationException: Exception while invoking expressi on #{taskBean.saveAndClose} at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java :153) at org.apache.myfaces.application.ActionListenerImpl.processAction(Actio nListenerImpl.java:63) ... 34 more Caused by: org.jbpm.graph.def.DelegationException at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:349) at org.jbpm.graph.def.GraphElement$$FastClassByCGLIB$$7a7d6aa6.invoke(<g enerated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.graph.def.ProcessDefinition$$EnhancerByCGLIB$$a8719597.raise Exception(<generated>) at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:343) at org.jbpm.graph.def.GraphElement$$FastClassByCGLIB$$7a7d6aa6.invoke(<g enerated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.graph.node.TaskNode$$EnhancerByCGLIB$$328093f1.raiseExceptio n(<generated>) at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:343) at org.jbpm.taskmgmt.exe.TaskMgmtInstance.performAssignment(TaskMgmtInst ance.java:205) at org.jbpm.taskmgmt.exe.TaskMgmtInstance$$FastClassByCGLIB$$e1d53490.in voke(<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.taskmgmt.exe.TaskMgmtInstance$$EnhancerByCGLIB$$57e4e5dd.per formAssignment(<generated>) at org.jbpm.taskmgmt.exe.TaskInstance.assign(TaskInstance.java:176) at org.jbpm.taskmgmt.exe.TaskMgmtInstance.createTaskInstance(TaskMgmtIns tance.java:146) at org.jbpm.taskmgmt.exe.TaskMgmtInstance$$FastClassByCGLIB$$e1d53490.in voke(<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.taskmgmt.exe.TaskMgmtInstance$$EnhancerByCGLIB$$57e4e5dd.cre ateTaskInstance(<generated>) at org.jbpm.graph.node.TaskNode.execute(TaskNode.java:167) at org.jbpm.graph.def.Node.enter(Node.java:315) at org.jbpm.graph.def.Node$$FastClassByCGLIB$$d187eeda.invoke(<generated >) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$5bdffd27.enter(<generated>) at org.jbpm.graph.def.Transition.take(Transition.java:113) at org.jbpm.graph.def.Node.leave(Node.java:381) at org.jbpm.graph.node.StartState.leave(StartState.java:70) at org.jbpm.graph.def.Node$$FastClassByCGLIB$$d187eeda.invoke(<generated >) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$5bdffd27.leave(<generated>) at org.jbpm.graph.exe.Token.signal(Token.java:174) at org.jbpm.graph.exe.Token.signal(Token.java:123) at org.jbpm.graph.exe.Token$$FastClassByCGLIB$$74df1c6e.invoke(<generate d>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.graph.exe.Token$$EnhancerByCGLIB$$ecb064bb.signal(<generated >) at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:407) at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:321) at org.jbpm.taskmgmt.exe.TaskInstance$$FastClassByCGLIB$$cb2c21af.invoke (<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializ er.java:136) at org.jbpm.taskmgmt.exe.TaskInstance$$EnhancerByCGLIB$$499767c.end(<gen erated>) at org.jbpm.webapp.bean.TaskBean.saveAndClose(TaskBean.java:178) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl. java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces sorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:324) at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java :129) ... 35 more Caused by: org.jbpm.identity.assignment.ExpressionAssignmentException: couldn't resolve assignment expression 'previous--> group(gtype) --> member(nrole)' at org.jbpm.identity.assignment.ExpressionAssignmentHandler.assign(Expre ssionAssignmentHandler.java:97) at org.jbpm.taskmgmt.exe.TaskMgmtInstance.performAssignmentDelegation(Ta skMgmtInstance.java:216) at org.jbpm.taskmgmt.exe.TaskMgmtInstance.performAssignment(TaskMgmtInst ance.java:192) ... 76 more Caused by: org.jbpm.identity.assignment.ExpressionAssignmentException: no groups for group-type 'gtype' at org.jbpm.identity.assignment.ExpressionAssignmentHandler.resolveNextT erm(ExpressionAssignmentHandler.java:171) at org.jbpm.identity.assignment.ExpressionAssignmentHandler.assign(Expre ssionAssignmentHandler.java:78) ... 78 more 12:25:32,554 DEBUG [JbpmContextInfo] creating jbpm context with service factorie s '[message, scheduler, logging, persistence, authentication]' 12:25:32,554 DEBUG [JbpmContext] creating JbpmContext