topic ActivityExectuion take issue in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42124#M22615 <HTML><HEAD></HEAD><BODY><SPAN>Hi there:</SPAN><BR /><SPAN>&nbsp;&nbsp; In the API doc, the take method in ActivityExcution has described as this:leaves the current activity by taking the given transition. </SPAN><BR /><SPAN>&nbsp;&nbsp; I wrote a unit test as following, try to leave the current activity to the next manually:</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE><BR />public class TransitionTest {<BR /><BR />&nbsp;&nbsp;&nbsp;private static RuntimeService runtimeService;<BR />&nbsp;&nbsp;&nbsp;private static RepositoryService repositoryService;<BR />&nbsp;&nbsp;&nbsp;private static Deployment deployment;<BR />&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;@BeforeClass<BR />&nbsp;&nbsp;&nbsp;public static void init() {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ProcessEngine processEngine = ProcessEngineConfiguration<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.createStandaloneProcessEngineConfiguration()<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;.buildProcessEngine(); <BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;repositoryService = processEngine.getRepositoryService();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;deployment = repositoryService.createDeployment()<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.addClasspathResource("zfsoft/Transition.bpmn20.xml")<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.deploy();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;runtimeService = processEngine.getRuntimeService();<BR />&nbsp;&nbsp;&nbsp;}<BR />&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;@Test<BR />&nbsp;&nbsp;&nbsp;public void transitionTest(){<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("Transition");&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;String processDefinitionId = processInstance.getProcessDefinitionId();&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ExecutionEntity executionEntity = (ExecutionEntity) runtimeService.createExecutionQuery()<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.executionId(processInstance.getProcessInstanceId()).singleResult();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ProcessDefinitionEntity processDef = (ProcessDefinitionEntity) ((RepositoryServiceImpl) repositoryService)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.getDeployedProcessDefinition(processDefinitionId);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ActivityImpl currentActiviti = processDef.findActivity("ApplicationTask");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;String activitiId = currentActiviti.getId();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("current activitiId:" + activitiId);<BR /><BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TransitionImpl outgoingTran = currentActiviti.findOutgoingTransition("flow2");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println(outgoingTran);<BR /><BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;executionEntity.take(outgoingTran);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} catch (Exception e1) {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;e1.printStackTrace();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<BR />&nbsp;&nbsp;&nbsp;}<BR />&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;@AfterClass<BR />&nbsp;&nbsp;&nbsp;public static void destory(){<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;repositoryService.deleteDeployment(deployment.getId(), true);<BR />&nbsp;&nbsp;&nbsp;}<BR />}<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><SPAN>And the BPMN as following:</SPAN><BR /><PRE class="language-none line-numbers"><CODE><BR />&lt;?xml version="1.0" encoding="UTF-8"?&gt;<BR />&lt;definitions xmlns="<A href="http://www.omg.org/spec/BPMN/20100524/MODEL" rel="nofollow noopener noreferrer">http://www.omg.org/spec/BPMN/20100524/MODEL</A>" xmlns:xsi="<A href="http://www.w3.org/2001/XMLSchema-instance" rel="nofollow noopener noreferrer">http://www.w3.org/2001/XMLSchema-instance</A>" xmlns:activiti="<A href="http://activiti.org/bpmn" rel="nofollow noopener noreferrer">http://activiti.org/bpmn</A>" xmlns:bpmndi="<A href="http://www.omg.org/spec/BPMN/20100524/DI" rel="nofollow noopener noreferrer">http://www.omg.org/spec/BPMN/20100524/DI</A>" xmlns:omgdc="<A href="http://www.omg.org/spec/DD/20100524/DC" rel="nofollow noopener noreferrer">http://www.omg.org/spec/DD/20100524/DC</A>" xmlns:omgdi="<A href="http://www.omg.org/spec/DD/20100524/DI" rel="nofollow noopener noreferrer">http://www.omg.org/spec/DD/20100524/DI</A>" typeLanguage="<A href="http://www.w3.org/2001/XMLSchema" rel="nofollow noopener noreferrer">http://www.w3.org/2001/XMLSchema</A>" expressionLanguage="<A href="http://www.w3.org/1999/XPath" rel="nofollow noopener noreferrer">http://www.w3.org/1999/XPath</A>" targetNamespace="<A href="http://www.activiti.org/test" rel="nofollow noopener noreferrer">http://www.activiti.org/test</A>"&gt;<BR />&nbsp; &lt;process id="Transition" name="Transition"&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;documentation&gt;Place documentation for the 'Transition' process here.&lt;/documentation&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;startEvent id="startevent1" name="Start"&gt;&lt;/startEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;userTask id="ApplicationTask" name="Application Task" activiti:assignee="kermit"&gt;&lt;/userTask&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;userTask id="ApproveTask" name="Approve Task" activiti:assignee="kermit"&gt;&lt;/userTask&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;endEvent id="endevent1" name="End"&gt;&lt;/endEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow1" name="" sourceRef="startevent1" targetRef="ApplicationTask"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow2" name="" sourceRef="ApplicationTask" targetRef="ApproveTask"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow3" name="" sourceRef="ApproveTask" targetRef="endevent1"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp; &lt;/process&gt;<BR />&nbsp; &lt;bpmndi:BPMNDiagram id="BPMNDiagram_Transition"&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNPlane bpmnElement="Transition" id="BPMNPlane_Transition"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdc:Bounds height="35" width="35" x="147" y="215"&gt;&lt;/omgdc:Bounds&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNShape&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNShape bpmnElement="ApplicationTask" id="BPMNShape_ApplicationTask"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdc:Bounds height="55" width="105" x="267" y="209"&gt;&lt;/omgdc:Bounds&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNShape&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNShape bpmnElement="ApproveTask" id="BPMNShape_ApproveTask"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdc:Bounds height="55" width="105" x="460" y="205"&gt;&lt;/omgdc:Bounds&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNShape&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNShape bpmnElement="endevent1" id="BPMNShape_endevent1"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdc:Bounds height="35" width="35" x="700" y="215"&gt;&lt;/omgdc:Bounds&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNShape&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="182" y="232"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="267" y="236"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNEdge&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="372" y="236"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="460" y="232"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNEdge&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;bpmndi:BPMNEdge bpmnElement="flow3" id="BPMNEdge_flow3"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="565" y="232"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="671" y="232"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;omgdi:waypoint x="700" y="232"&gt;&lt;/omgdi:waypoint&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNEdge&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/bpmndi:BPMNPlane&gt;<BR />&nbsp; &lt;/bpmndi:BPMNDiagram&gt;<BR />&lt;/definitions&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>When run the test, we got the error message:</SPAN><BR /><SPAN>java.lang.NullPointerException at org.activiti.engine.impl.persistence.entity.ExecutionEntity.performOperation(ExecutionEntity.java:481)</SPAN><BR /><BR /><SPAN>Ok, it seems the&nbsp; Context.getCommandContext() has a null result.</SPAN><BR /><BR /><SPAN>I have read the source code, but got no idea.</SPAN><BR /><BR /><SPAN>So the question is why the 'take' does not work? And what is Context used for?</SPAN><BR /><BR /><SPAN>Could someone give a hand?</SPAN></BODY></HTML> Mon, 11 Jul 2011 07:44:12 GMT chrishe 2011-07-11T07:44:12Z ActivityExectuion take issue https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42124#M22615 Hi there:&nbsp;&nbsp; In the API doc, the take method in ActivityExcution has described as this:leaves the current activity by taking the given transition. &nbsp;&nbsp; I wrote a unit test as following, try to leave the current activity to the next manually<IMG id="smileytongue" class="emoticon emoticon-smileytongue" src="https://migration33.stage.lithium.com/i/smilies/16x16_smiley-tongue.png" alt="Smiley Tongue" title="Smiley Tongue" />ublic class TransitionTest {&nbsp;&nbsp;&nbsp;private static RuntimeService Mon, 11 Jul 2011 07:44:12 GMT https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42124#M22615 chrishe 2011-07-11T07:44:12Z Re: ActivityExectuion take issue https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42125#M22616 <HTML><HEAD></HEAD><BODY><SPAN>You always have to communicate with the Activiti engine through it's services (repositoryService, taskservice, etc.).</SPAN><BR /><BR /><SPAN>Calling directly on objects like you do, is not possible: Activiti needs to build up a command conext (transactions, logging, etc.) around the operation you want to do.</SPAN></BODY></HTML> Mon, 11 Jul 2011 09:49:18 GMT https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42125#M22616 jbarrez 2011-07-11T09:49:18Z Re: ActivityExectuion take issue https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42126#M22617 <HTML><HEAD></HEAD><BODY><SPAN>Thanks jbarrez, I'm one of your big fans by the way<img id="smileyhappy" class="emoticon emoticon-smileyhappy" src="https://connect.hyland.com/i/smilies/16x16_smiley-happy.png" alt="Smiley Happy" title="Smiley Happy" /></SPAN><BR /><SPAN>I may not totally catch your word, so if you get time, could you make a small adjustment of my code?</SPAN><BR /><SPAN>Or point of the wrong line code and give me the right one.</SPAN><BR /><SPAN>Thanks so much!</SPAN></BODY></HTML> Mon, 11 Jul 2011 15:28:01 GMT https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42126#M22617 chrishe 2011-07-11T15:28:01Z Re: ActivityExectuion take issue https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42127#M22618 <HTML><HEAD></HEAD><BODY><SPAN>you know, the 'runtimeservice', 'repositoryservice', 'taskservice' etc… as you can see in the 10min tutorial in the docs…</SPAN><BR /><BR /><SPAN>Oh and btw, questions like these are better asked in the user forum.</SPAN></BODY></HTML> Sat, 16 Jul 2011 15:29:20 GMT https://connect.hyland.com/t5/alfresco-archive/activityexectuion-take-issue/m-p/42127#M22618 ronald_van_kuij 2011-07-16T15:29:20Z