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[jbpm5.1]Can get the current nodeId,correctly??
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created by <a href="http://community.jboss.org/people/leo87601">leo li</a> in <i>jBPM Development</i> - <a href="http://community.jboss.org/message/638682#638682">View the full discussion</a>
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<div class="jive-rendered-content"><p>Dear all,</p><p>We want to get the current node name after completed a task.But it is not working correctly some time. </p><p>we found the error happen here. </p><p>long nodeId =<span style="color: #ff0000;"> wfInstance.getNodeInstances().iterator().next().getNodeId();</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #ff0000;">BTW, Before we setted the persistence, this issue does not happen.</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The data seem had problem too,  we found that the PROCESSINSTANCEINFO's lastmodificationdate(12:44:36) is the same as the pending node's log time, but the workflow had been run into Qualified at 12:44:43. </p><p>We can not see the processinstancebytearray, so not sure the processintanceinfo had been updated correctly or not? </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>select * from nodeinstancelog where processinstanceid =134 order by id desc;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><table cellpadding="0" cellspacing="0"><tbody><tr><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">ID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">TYPE<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">NODEINSTANCEID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">NODEID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">PROCESSINSTANCEID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">PROCESSID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">LOG_DATE<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">NODENAME<span class="sortArrow">  </span></a></th></tr><tr><td style=";">683</td><td style=";">0</td><td style=";">5</td><td style=";">9</td><td style=";">134</td><td style=";">LeadProcess</td><td style=";">2011-11-28 12:44:43.048</td><td style=";">Qualified</td></tr><tr><td style=";">682</td><td style=";">1</td><td style=";">4</td><td style=";">8</td><td style=";">134</td><td style=";">LeadProcess</td><td style=";">2011-11-28 12:44:43.048</td><td style=";">Gateway</td></tr><tr><td style=";">681</td><td style=";">0</td><td style=";">4</td><td style=";">8</td><td style=";">134</td><td style=";">LeadProcess</td><td style=";">2011-11-28 12:44:43.048</td><td style=";">Gateway</td></tr><tr><td style=";">680</td><td style=";">1</td><td style=";">3</td><td style=";">5</td><td style=";">134</td><td style=";">LeadProcess</td><td style=";">2011-11-28 12:44:43.033</td><td style=";">Pending</td></tr><tr><td style=";">679</td><td style=";">0</td><td style=";">3</td><td style=";">5</td><td style=";">134</td><td style=";">LeadProcess</td><td style=";">2011-11-28 12:44:36.36</td><td style=";">Pending</td></tr></tbody></table><p><span style="font-size: 12px;"><br/><br/></span></p><p>SELECT * FROM PROCESSINSTANCEINFO where iNSTANCEID =134;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><table cellpadding="0" cellspacing="0"><tbody><tr><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">INSTANCEID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">LASTMODIFICATIONDATE<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">LASTREADDATE<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">PROCESSID<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">PROCESSINSTANCEBYTEARRAY<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">STARTDATE<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">STATE<span class="sortArrow">  </span></a></th><th style=";"><a class="jive-link-external-small" href="http://localhost:8082/query.do?jsessionid=eba938cf1dbf38d4a410125bbe377788#">OPTLOCK<span class="sortArrow">  </span></a></th></tr><tr><td style=";">134</td><td style=";">2011-11-28 12:44:36.376</td><td style=";">2011-11-28 12:57:39.437</td><td style=";">LeadProcess</td><td style=";">aced00057765000852756c65466c6f770000000000000086000b4c65616450726f6365737300000001000000000000000400000000001200000000000000030000000000000005001b00000000000000fd00000000000100000000000000020006616374696f6e0000000074000750656e64696e67770c0006757365724964000000007400056b72697376</td></tr></tbody></table><p><span style="font-size: 12px;"><br/></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Environment : Jboss 5.1,  h2 database, windows 2003. we are using the default setting of jbpm-5.1.0.Final-installer-full.zip</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Here is our code of complete task. </p><p>public ProcessInstanceBO completeUserTask(long instanceId, String toState){</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>ProcessInstance instance = ksession.getProcessInstance(instanceId);  // init process by instanceid</p><p>WorkflowProcessInstance wfInstance = ((WorkflowProcessInstance)instance);</p><p>// get currently Node instances</p><p>Iterator<NodeInstance> iterator = wfInstance.getNodeInstances().iterator();</p><p>NodeInstance nodeInstance = iterator.next();               </p><p>// compelte workitem.</p><p>final long workItemId = workItemNodeInstance.getWorkItemId();</p><p>final Map<String, Object> results = new HashMap<String, Object>();</p><p>results.put(this.ACTION, toState);</p><p>ksession.getWorkItemManager().completeWorkItem(workItemId, results);</p><p>ksession.getWorkItemManager().abortWorkItem(workItemId);</p><p>// retrieve the process instance again.</p><p>instance = ksession.getProcessInstance(instanceId);</p><p>WorkflowProcessInstance wfInstance = (WorkflowProcessInstance) instance;</p><p><span style="color: #3366ff;">//retrieve the current node again. we expect that , here is the next step's nodeid, but it doesn't work correctly every time. some time it still in the last stage</span>.</p><p>long nodeId = wfInstance.getNodeInstances().iterator().next().getNodeId();</p><p>logger.debug("Process current node id: " + nodeId );</p><p>WorkflowProcess wfProcess = (WorkflowProcess) readKnowledgeBase().getProcess(wfInstance.getProcessId());</p><p><span style="color: #3366ff;">//We cannot get the correct Node name because.</span></p><p>                    Node node = wfProcess.getNode(nodeId);</p><p>....</p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We are confusing on this issue, please help. Thanks a lots.</p></div>
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