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Handling process state
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reply from <a href="http://community.jboss.org/people/jeevdav">David Jeeves</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/545386#545386">View the full discussion</a>
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<div class="jive-rendered-content"><p>This is what i am running.</p><p>testFindOne suceeds as expected, but testFindTwo and testFindThree fail unless all three are run together( when they are run together they use the same processengine and execution service)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The bottom line is that findProcessInstanceById works only when the same processengine is used. But in the realworld after i recycle my application how will i be able to resume my incomplete processes?</p><p>========================================================================</p><p>public class TestJBPM extends TestCase<br/>{<br/> protected static ProcessEngine processEngine = null;<br/> <br/>   protected static RepositoryService repositoryService;<br/>   protected static ExecutionService executionService;<br/>   protected static ManagementService managementService;<br/>   protected static TaskService taskService;<br/>   protected static HistoryService historyService;<br/>   protected static IdentityService identityService;</p><p>   @Override<br/>  protected void setUp() throws Exception {<br/>     super.setUp();<br/>      if (processEngine==null) {<br/>          processEngine = Configuration.getProcessEngine();<br/>          <br/>          repositoryService = processEngine.get(RepositoryService.class);<br/>          executionService = processEngine.getExecutionService();<br/>          historyService = processEngine.getHistoryService();<br/>          managementService = processEngine.getManagementService();<br/>          taskService = processEngine.getTaskService();<br/>          identityService = processEngine.getIdentityService();<br/>        }<br/>  }<br/>   public void testFindOne() {<br/>    <br/>      repositoryService.createDeployment()<br/>         .addResourceFromClasspath("com/test/Proc.jpdl.xml")<br/>         .deploy();          <br/>      <br/>      ProcessInstance processInstance = executionService.startProcessInstanceByKey("Proc","t");<br/>      System.out.println("process id  "+processInstance.getId());<br/>      <br/>      Execution executionInA = processInstance.findActiveExecutionIn("a");<br/>      assertNotNull(executionInA);</p><p>      //processInstance = executionService.signalExecutionById(executionInA.getId());<br/>      processInstance = executionService.findProcessInstanceById("Proc.t");<br/>      assertNotNull(processInstance);                  <br/>   }<br/>   public void testFindTwo() {</p><p>      ProcessInstance processInstance = executionService.findProcessInstanceById("Proc.t");<br/>      assertNotNull(processInstance);      <br/>    <br/>   }<br/>   public void testFindThree() {<br/>      repositoryService.createDeployment()<br/>         .addResourceFromClasspath("com/test/Proc.jpdl.xml")<br/>         .deploy();          <br/>      ProcessInstance processInstance = executionService.findProcessInstanceById("Proc.t");<br/>      assertNotNull(processInstance);      <br/>    <br/>   }   <br/>      <br/>   <br/>  </p><p>}</p><p>===========================</p><p>The test process</p><p>=======================</p><p><em style=": ; color: #008080; text-decoration: underline; "><?xml version="1.0" encoding="UTF-8"?></em></p><p><em style=": ; color: #008080; text-decoration: underline; "><process name="Proc" xmlns="<a class="jive-link-external-small" href="http://jbpm.org/4.3/jpdl">http://jbpm.org/4.3/jpdl</a>"><br/>   <start name="start1" g="121,59,48,48"><br/>      <transition name="to a" to="a" g="-25,-20"/><br/>   </start><br/>   <state name="a" g="107,134,92,52"><br/>      <transition name="to b" to="b" g="-26,-20"/><br/>   </state><br/>   <state name="b" g="111,207,92,52"><br/>      <transition name="to c" to="c" g="-25,-20"/><br/>   </state><br/>   <state name="c" g="118,271,92,52"><br/>      <transition name="to end1" to="end1" g="-45,-20"/><br/>   </state><br/>   <end name="end1" g="134,344,48,48"/><br/></process></em></p></div>
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