Jing Zhang [http://community.jboss.org/people/zhangjing2000] created the discussion
"Re: A question about rule task in jBPM5" To view the discussion, visit: http://community.jboss.org/message/592276#592276 -------------------------------------------------------------- Here is the log I got from Eclipse printout. ACTIVATION CREATED rule:MyRule activationId:MyRule [0] declarations: ruleflow-group: myRules BEFORE RULEFLOW STARTED process:Simple Process Test[id=SimpleProcessTest] BEFORE RULEFLOW NODE TRIGGERED node:StartProcess[id=1] process:Simple Process Test[id=SimpleProcessTest] null process:Simple Process Test[id=SimpleProcessTest] BEFORE RULEFLOW NODE TRIGGERED node:Task 1[id=2] process:Simple Process Test[id=SimpleProcessTest] execute work item org.drools.persistence.jpa.processinstance.JPAWorkItemManager@1b9ef36 AFTER RULEFLOW NODE TRIGGERED node:Task 1[id=2] process:Simple Process Test[id=SimpleProcessTest] null process:Simple Process Test[id=SimpleProcessTest] AFTER RULEFLOW NODE TRIGGERED node:StartProcess[id=1] process:Simple Process Test[id=SimpleProcessTest] AFTER RULEFLOW STARTED process:Simple Process Test[id=SimpleProcessTest] ACTIVATION CREATED rule:MyRule activationId:MyRule [0] declarations: ruleflow-group: myRules Completing the first Activity ! complete work item 1 null process:Simple Process Test[id=SimpleProcessTest] BEFORE RULEFLOW NODE TRIGGERED node:rule node[id=3] process:Simple Process Test[id=SimpleProcessTest] BEFORE RULEFLOW GROUP ACTIVATED group:myRules[size=1] AFTER RULEFLOW GROUP ACTIVATED group:myRules[size=1] AFTER RULEFLOW NODE TRIGGERED node:rule node[id=3] process:Simple Process Test[id=SimpleProcessTest] null process:Simple Process Test[id=SimpleProcessTest] BEFORE ACTIVATION FIRED rule:MyRule activationId:MyRule [0] declarations: ruleflow-group: myRules my rules executed! AFTER ACTIVATION FIRED rule:MyRule activationId:MyRule [0] declarations: ruleflow-group: myRules BEFORE RULEFLOW GROUP DEACTIVATED group:myRules[size=0] AFTER RULEFLOW GROUP DEACTIVATED group:myRules[size=0] null process:Simple Process Test[id=SimpleProcessTest] BEFORE RULEFLOW NODE TRIGGERED node:Task 2[id=4] process:Simple Process Test[id=SimpleProcessTest] Exception in thread "Thread-12" org.drools.RuntimeDroolsException: Unexpected exception executing action org.jbpm.process.instance.event.DefaultSignalManager$SignalAction@1b9da92 at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:1000) at org.drools.common.DefaultAgenda.fireUntilHalt(DefaultAgenda.java:1044) at org.drools.common.AbstractWorkingMemory.fireUntilHalt(AbstractWorkingMemory.java:780) at org.drools.common.AbstractWorkingMemory.fireUntilHalt(AbstractWorkingMemory.java:756) at org.drools.command.runtime.rule.FireUntilHaltCommand$1.run(FireUntilHaltCommand.java:50) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException at org.drools.persistence.jpa.processinstance.JPAWorkItemManager.internalExecuteWorkItem(JPAWorkItemManager.java:43) at org.jbpm.workflow.instance.node.WorkItemNodeInstance.internalTrigger(WorkItemNodeInstance.java:101) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:185) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:150) at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerCompleted(ExtendedNodeInstanceImpl.java:47) at org.jbpm.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:162) at org.jbpm.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:143) at org.jbpm.workflow.instance.node.RuleSetNodeInstance.signalEvent(RuleSetNodeInstance.java:73) at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:339) at org.jbpm.process.instance.event.DefaultSignalManager.internalSignalEvent(DefaultSignalManager.java:80) at org.jbpm.process.instance.event.DefaultSignalManager$SignalAction.execute(DefaultSignalManager.java:175) at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:998) ... 5 more Completing the second Activity -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/592276#592276] Start a new discussion in jBPM at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034]
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