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<a href="https://community.jboss.org/index.jspa" style="text-decoration: none; color: #E1E1E1">JBoss Community</a></h1>
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How to complete a workitem after session load in jbpm 5.0.0.
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created by <a href="https://community.jboss.org/people/bardelman">Feki Ahmed</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/800742#800742">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi, </p><p>i ve worked with the version 5.4 and have resolved this problem but i have an unfinished project with the version 5.0.0 which must be completed with that version.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>To complete a workitem in version 5.4 i had to write : </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>ksession.getWorkItemManager().completeWorkItem(client.getTask(Task.getId()).getTaskData().getWorkItemId(), null);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>For the version 5.0.0 i 've written a test case like with a java class which is the following : </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>   </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">public class Jbpm500MainTest {</span></p><p>  </p><p>  </p><p>    </p><p><span style="color: #0000ff;">          private static Log log = LogFactory.getLog(Jbpm500MainTest.class);</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">    static StatefulKnowledgeSession ksession =null;</span></p><p><span style="color: #0000ff;">    public static ProcessInstance processInstance=null; </span></p><p>  </p><p>  </p><p>  </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">          public static void main( String[] args) {</span></p><p>                  </p><p>                  </p><p><span style="color: #ff6600;">                  ///////////////part 1 : creating session ///////////////////////</span></p><p>                  </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              try {         </span></p><p><span style="color: #0000ff;">                            UserTransaction ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );</span></p><p><span style="color: #0000ff;">                      ut.begin();</span></p><p><span style="color: #0000ff;">                      ksession = JbpmAPIUtil.getSession("modele1.bpmn");</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                            /*Create the knowledge base  */</span></p><p>                           </p><p><span style="color: #0000ff;"> KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newThreadedFileLogger(ksession, "testlog", 1000);</span></p><p><span style="color: #0000ff;"> CommandBasedWSHumanTaskHandler taskHandler = new CommandBasedWSHumanTaskHandler(ksession);</span></p><p><span style="color: #0000ff;"> ksession.getWorkItemManager().registerWorkItemHandler("Human Task", taskHandler);</span></p><p><span style="color: #0000ff;"> taskHandler.connect();</span></p><p><span style="color: #0000ff;"> ut.commit();</span></p><p>                                                    </p><p><span style="color: #0000ff;"> logger.close();</span></p><p><span style="color: #0000ff;">                              } catch (Throwable t) {</span></p><p><span style="color: #0000ff;">                                        //log.error(t.getMessage(), t.getCause());</span></p><p><span style="color: #0000ff;">                                        throw new RuntimeException("error while creating session",t);</span></p><p><span style="color: #0000ff;">                              }                  </span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              UserTransaction ut = null;</span></p><p><span style="color: #0000ff;">                              try {</span></p><p><span style="color: #0000ff;">                                        ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );</span></p><p><span style="color: #0000ff;">                              } catch (NamingException e1) { </span></p><p><span style="color: #0000ff;">                                        e1.printStackTrace();</span></p><p><span style="color: #0000ff;">                              }</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              try {</span></p><p><span style="color: #0000ff;">                                        ut.begin();</span></p><p><span style="color: #0000ff;">                              } catch (NotSupportedException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } catch (SystemException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } </span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              System.out.println("Starting process...");</span></p><p><span style="color: #0000ff;">                              processInstance = ksession.startProcess("modele1");</span></p><p>  </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              ksession.fireAllRules();</span></p><p><span style="color: #0000ff;">                              try {</span></p><p><span style="color: #0000ff;">                                        ut.commit();</span></p><p><span style="color: #0000ff;">                              } catch (IllegalStateException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } catch (SecurityException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } catch (HeuristicMixedException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } catch (HeuristicRollbackException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } catch (RollbackException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              } catch (SystemException e) { </span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              }</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>  </p><p><span style="color: #0000ff;">                              ////Looking for tasks 1</span></p><p><span style="color: #0000ff;">                              java.util.List<TaskSummary> tasks = null;</span></p><p><span style="color: #0000ff;">                              boolean reservedtaskfound=false;</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                              while(!reservedtaskfound){</span></p><p>                   </p><p><span style="color: #0000ff;">                                        tasks = JbpmAPIUtil.getAssignedTasks("user1");</span></p><p>  </p><p><span style="color: #0000ff;">                                        if(tasks != null && tasks.size()!=0){</span></p><p>  </p><p><span style="color: #0000ff;">                                        System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        System.out.println("Looking for tasks 1 :  tasks : "+tasks);</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                //////Completing the gotten task</span></p><p><span style="color: #0000ff;">                                                                                try {</span></p><p><span style="color: #0000ff;">                                                                                          if(tasks!=null && tasks.size()!=0)</span></p><p><span style="color: #0000ff;">                                                                                          for(TaskSummary ts : tasks){ </span></p><p><span style="color: #0000ff;">                                                                                                    if(ts!=null && ts.getStatus().toString()=="Reserved"){</span></p><p><span style="color: #0000ff;">                                                                                          System.out.println(""+ts.getId()); </span></p><p><span style="color: #0000ff;">                                                                                          if(!reservedtaskfound)</span></p><p><span style="color: #0000ff;">                                                                                                    JbpmAPIUtil.completeTask(ts.getId(), null, "user1");</span></p><p><span style="color: #0000ff;">                                                                                                    reservedtaskfound=true;</span></p><p><span style="color: #0000ff;">                                                                                          break;</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                                    }</span></p><p><span style="color: #0000ff;">                                                                                          }</span></p><p><span style="color: #0000ff;">                                                                                } catch (InterruptedException e) {</span></p><p><span style="color: #0000ff;">                                                                                          // TODO Auto-generated catch block</span></p><p><span style="color: #0000ff;">                                                                                          e.printStackTrace();</span></p><p><span style="color: #0000ff;">                                                                                }</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }else{</span></p><p><span style="color: #0000ff;">                                                  System.out.println("tasks 1 is still null  ");</span></p><p><span style="color: #0000ff;">                                                  System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        }</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }</span></p><p><span style="color: #ff6600;">                              ///////////////////////////////////disposing session : must wait until the next task is generated with the status "Reserved" ///////////////////////////////////</span></p><p>                                </p><p><span style="color: #0000ff;">                              tasks = null;</span></p><p><span style="color: #0000ff;">                              reservedtaskfound=false;</span></p><p><span style="color: #0000ff;">                              int idsession=1;</span></p><p>  </p><p><span style="color: #0000ff;">                              while(!reservedtaskfound){</span></p><p>                   </p><p><span style="color: #0000ff;">                                        tasks = JbpmAPIUtil.getAssignedTasks("user1");</span></p><p>  </p><p><span style="color: #0000ff;">                                        if(tasks != null && tasks.size()!=0){</span></p><p>  </p><p><span style="color: #0000ff;">                                        System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        System.out.println("Looking for tasks 2 :  tasks : "+tasks);</span></p><p>  </p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                                                                          if(tasks!=null && tasks.size()!=0)</span></p><p><span style="color: #0000ff;">                                                                                          for(TaskSummary ts : tasks){ </span></p><p><span style="color: #0000ff;">                                                                                                    if(ts!=null && ts.getStatus().toString()=="Reserved"){</span></p><p><span style="color: #0000ff;">                                                                                          System.out.println(""+ts.getId()); </span></p><p>  </p><p><span style="color: #0000ff;">                                                                                          if(!reservedtaskfound){</span></p><p><span style="color: #0000ff;">                                                                                                    System.out.println("Disposing Session..  ");</span></p><p><span style="color: #0000ff;">                                                                                                    idsession = ksession.getId();</span></p><p><span style="color: #0000ff;">                                                                                                    ksession.dispose();</span></p><p><span style="color: #0000ff;">                                                                                          }</span></p><p><span style="color: #0000ff;">                                                                                          reservedtaskfound=true;</span></p><p><span style="color: #0000ff;">                                                                                          break;</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                                    }</span></p><p><span style="color: #0000ff;">                                                                                          }</span></p><p>  </p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }else{</span></p><p><span style="color: #0000ff;">                                                  System.out.println("tasks 2 is still null  ");</span></p><p><span style="color: #0000ff;">                                                  System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        }</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>  </p><p><span style="color: #ff6600;">        //Loading the session </span></p><p><span style="color: #0000ff;">                              KnowledgeBase kbase = null;</span></p><p><span style="color: #0000ff;">                              try {</span></p><p><span style="color: #0000ff;">                                        kbase = JbpmAPIUtil.readKnowledgeBase("modele1.bpmn");</span></p><p><span style="color: #0000ff;">                              } catch (Exception e) {</span></p><p><span style="color: #0000ff;">                                        // TODO Auto-generated catch block</span></p><p><span style="color: #0000ff;">                                        e.printStackTrace();</span></p><p><span style="color: #0000ff;">                              }</span></p><p><span style="color: #0000ff;">                              EntityManagerFactory emf = Persistence.createEntityManagerFactory( "org.jbpm.persistence.jpa" );</span></p><p><span style="color: #0000ff;">                              Environment env = KnowledgeBaseFactory.newEnvironment();</span></p><p><span style="color: #0000ff;">                              env.set( EnvironmentName.ENTITY_MANAGER_FACTORY, emf );</span></p><p><span style="color: #0000ff;">                              env.set( EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager() );</span></p><p><span style="color: #0000ff;">                              env.set( EnvironmentName.GLOBALS, new MapGlobalResolver() );</span></p><p>  </p><p><span style="color: #0000ff;">                              Properties properties = new Properties();</span></p><p><span style="color: #0000ff;">                              properties.put("drools.processInstanceManagerFactory", "org.jbpm.persistence.processinstance.JPAProcessInstanceManagerFactory");</span></p><p><span style="color: #0000ff;">                              properties.put("drools.processSignalManagerFactory", "org.jbpm.persistence.processinstance.JPASignalManagerFactory");</span></p><p><span style="color: #0000ff;">                              KnowledgeSessionConfiguration config = KnowledgeBaseFactory.newKnowledgeSessionConfiguration(properties);</span></p><p>  </p><p><span style="color: #0000ff;">                              System.out.println("loading Session..  ");</span></p><p><span style="color: #0000ff;">                              StatefulKnowledgeSession loadedksession  = JPAKnowledgeService.loadStatefulKnowledgeSession(idsession, kbase, null, env);</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                              KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newThreadedFileLogger(loadedksession, "testlog", 1000);</span></p><p><span style="color: #0000ff;">                              CommandBasedWSHumanTaskHandler taskHandler2 = new CommandBasedWSHumanTaskHandler(loadedksession);</span></p><p><span style="color: #0000ff;">                              loadedksession.getWorkItemManager().registerWorkItemHandler("Human Task", taskHandler2);</span></p><p><span style="color: #0000ff;">                              taskHandler2.connect();</span></p><p>                               </p><p>  </p><p>  </p><p>  </p><p><span style="color: #0000ff;">                              tasks = null;</span></p><p><span style="color: #0000ff;">                              reservedtaskfound=false;</span></p><p><span style="color: #0000ff;">                              Long completedtaskId =0L;</span></p><p>  </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              while(!reservedtaskfound){</span></p><p>                   </p><p><span style="color: #0000ff;">                                        tasks = JbpmAPIUtil.getAssignedTasks("user1");</span></p><p>  </p><p><span style="color: #0000ff;">                                        if(tasks != null && tasks.size()!=0){</span></p><p>  </p><p><span style="color: #0000ff;">                                        System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        System.out.println("Looking for tasks 2 :  tasks : "+tasks);</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                //////Complleting the gotten task</span></p><p><span style="color: #0000ff;">                                                                                try {</span></p><p><span style="color: #0000ff;">                                                                                          if(tasks!=null && tasks.size()!=0)</span></p><p><span style="color: #0000ff;">                                                                                          for(TaskSummary ts : tasks){ </span></p><p><span style="color: #0000ff;">                                                                                                    if(ts!=null && ts.getStatus().toString()=="Reserved"){</span></p><p><span style="color: #0000ff;">                                                                                          System.out.println(""+ts.getId()); </span></p><p>  </p><p><span style="color: #0000ff;">                                                                                          if(!reservedtaskfound)</span></p><p><span style="color: #0000ff;">                                                                                          JbpmAPIUtil.completeTask(ts.getId(), null, "user1");</span></p><p><span style="color: #0000ff;">                                                                                          completedtaskId = ts.getId();</span></p><p><span style="color: #0000ff;">                                                                                          reservedtaskfound=true;</span></p><p><span style="color: #0000ff;">                                                                                          break;</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                                    }</span></p><p><span style="color: #0000ff;">                                                                                          }</span></p><p><span style="color: #0000ff;">                                                                                } catch (InterruptedException e) {</span></p><p><span style="color: #0000ff;">                                                                                          // TODO Auto-generated catch block</span></p><p><span style="color: #0000ff;">                                                                                          e.printStackTrace();</span></p><p><span style="color: #0000ff;">                                                                                }</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }else{</span></p><p><span style="color: #0000ff;">                                                  System.out.println("tasks 2 is still null  ");</span></p><p><span style="color: #0000ff;">                                                  System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        }</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }</span></p><p>  </p><p><span style="color: #ff6600;">//HERE the workitem must be completed in order to make the process continue its execution to the next task  </span></p><p><span style="color: #ff6600;">  ???????????????????????</span></p><p>    </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">// looking for the next task and completing it .</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">                              tasks = null;</span></p><p><span style="color: #0000ff;">                              reservedtaskfound=false;</span></p><p>  </p><p>    </p><p><span style="color: #0000ff;">                              while(!reservedtaskfound){</span></p><p>                   </p><p><span style="color: #0000ff;">                                        tasks = JbpmAPIUtil.getAssignedTasks("user1");</span></p><p>  </p><p><span style="color: #0000ff;">                                        if(tasks != null && tasks.size()!=0){</span></p><p>  </p><p><span style="color: #0000ff;">                                        System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        System.out.println("Looking for tasks 3 :  tasks : "+tasks);</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                //////Complleting the gotten task</span></p><p><span style="color: #0000ff;">                                                                                try {</span></p><p><span style="color: #0000ff;">                                                                                          if(tasks!=null && tasks.size()!=0)</span></p><p><span style="color: #0000ff;">                                                                                          for(TaskSummary ts : tasks){ </span></p><p><span style="color: #0000ff;">                                                                                                    if(ts!=null && ts.getStatus().toString()=="Reserved"){</span></p><p><span style="color: #0000ff;">                                                                                          System.out.println(""+ts.getId()); </span></p><p>  </p><p><span style="color: #0000ff;">                                                                                          if(!reservedtaskfound)</span></p><p><span style="color: #0000ff;">                                                                                          JbpmAPIUtil.completeTask(ts.getId(), null, "user1");</span></p><p><span style="color: #0000ff;">                                                                                          reservedtaskfound=true;</span></p><p><span style="color: #0000ff;">                                                                                          break;</span></p><p>  </p><p><span style="color: #0000ff;">                                                                                                    }</span></p><p><span style="color: #0000ff;">                                                                                          }</span></p><p><span style="color: #0000ff;">                                                                                } catch (InterruptedException e) {</span></p><p><span style="color: #0000ff;">                                                                                          // TODO Auto-generated catch block</span></p><p><span style="color: #0000ff;">                                                                                          e.printStackTrace();</span></p><p><span style="color: #0000ff;">                                                                                }</span></p><p>  </p><p>  </p><p><span style="color: #0000ff;">                                        }else{</span></p><p><span style="color: #0000ff;">                                                  System.out.println("tasks 3 is still null  ");</span></p><p><span style="color: #0000ff;">                                                  System.out.println("-----------------------------------------");</span></p><p><span style="color: #0000ff;">                                        }</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #0000ff;">  }</span></p><p><span style="color: #0000ff; font-size: 10pt;">}</span></p><p>  </p><p><span style="color: #0000ff;">}</span></p><p>  </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Both 5.0 and 5.4  API's are very different and i coudn't follow the same  5.4 syntaxe for the 5.0. </p><p>for example : in the method getTask(long, TaskClientHandler.GetTaskResponseHandler), i dont know what to put as second parameter, my <span style="color: #0000ff;">taskHandler2</span> does't have a method GetTaskResponseHandler. and the getTask itself doesn't have the getTaskData()...</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks for help !</p></div>
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