public void testSignalBoundaryEvent() {
KnowledgeBase kbase =
createKnowledgeBase(
"BPMN2-BoundarySignalEventOnTaskbpmn2.bpmn",
"BPMN2-IntermediateThrowEventSignal.bpmn2");
StatefulKnowledgeSession ksession = createKnowledgeSession(kbase);
TestWorkItemHandler handler = new TestWorkItemHandler();
ksession.getWorkItemManager().registerWorkItemHandler("Human Task", handler);
ProcessInstance processInstance = ksession.startProcess("BoundarySignalOnTask");
ProcessInstance processInstance2 = ksession.startProcess("SignalIntermediateEvent");
assertProcessInstanceCompleted(processInstance2.getId(), ksession);
assertProcessInstanceCompleted(processInstance.getId(), ksession);
}
private void testStartProcess(SessionManagerFactory factory) throws Exception {
SessionManager sessionManager = factory.getSessionManager();
long taskId;
synchronized (
(SingleSessionCommandService)
((CommandBasedStatefulKnowledgeSession) sessionManager.getKnowledgeSession())
.getCommandService()) {
UserTransaction ut =
(UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
System.out.println(
"Starting process on ksession " + sessionManager.getKnowledgeSession().getId());
ProcessInstance processInstance =
sessionManager.getKnowledgeSession().startProcess("com.sample.bpmn.hello", null);
System.out.println(
"Started process instance "
+ processInstance.getId()
+ " on ksession "
+ sessionManager.getKnowledgeSession().getId());
long workItemId =
((HumanTaskNodeInstance)
((WorkflowProcessInstance) processInstance).getNodeInstances().iterator().next())
.getWorkItemId();
taskId = sessionManager.getTaskService().getTaskByWorkItemId(workItemId).getId();
System.out.println("Created task " + taskId);
ut.commit();
}
sessionManager.getTaskService().claim(taskId, "mary");
sessionManager.dispose();
}
public void testNewSessionFailBefore() throws Exception {
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(ResourceFactory.newClassPathResource("sampleFailBefore.bpmn"), ResourceType.BPMN2);
KnowledgeBase kbase = kbuilder.newKnowledgeBase();
SessionManagerFactory factory = new NewSessionSessionManagerFactory(kbase);
SessionManager sessionManager = factory.getSessionManager();
try {
ProcessInstance processInstance =
sessionManager.getKnowledgeSession().startProcess("com.sample.bpmn.hello", null);
fail("Started process instance " + processInstance.getId());
} catch (RuntimeException e) {
// do nothing
}
// TODO: whenever transaction fails, do we need to dispose? can we?
// sessionManager.dispose();
List<Status> statusses = new ArrayList<Status>();
statusses.add(Status.Reserved);
sessionManager = factory.getSessionManager();
List<TaskSummary> tasks =
sessionManager.getTaskService().getTasksAssignedAsPotentialOwner("mary", "en-UK");
assertEquals(0, tasks.size());
sessionManager.dispose();
factory.dispose();
}
public void testSignalBetweenProcesses() {
KnowledgeBase kbase =
createKnowledgeBase(
"BPMN2-IntermediateCatchSignalSingle.bpmn2",
"BPMN2-IntermediateThrowEventSignal.bpmn2");
StatefulKnowledgeSession ksession = createKnowledgeSession(kbase);
TestWorkItemHandler handler = new TestWorkItemHandler();
ksession.getWorkItemManager().registerWorkItemHandler("Human Task", handler);
ProcessInstance processInstance = ksession.startProcess("BPMN2-IntermediateCatchSignalSingle");
ksession.getWorkItemManager().completeWorkItem(handler.getWorkItem().getId(), null);
ProcessInstance processInstance2 = ksession.startProcess("SignalIntermediateEvent");
assertProcessInstanceCompleted(processInstance2.getId(), ksession);
assertProcessInstanceCompleted(processInstance.getId(), ksession);
}
public void testSignalToStartProcess() {
KnowledgeBase kbase =
createKnowledgeBase("BPMN2-SignalStart.bpmn2", "BPMN2-IntermediateThrowEventSignal.bpmn2");
StatefulKnowledgeSession ksession = createKnowledgeSession(kbase);
TestWorkItemHandler handler = new TestWorkItemHandler();
ksession.getWorkItemManager().registerWorkItemHandler("Human Task", handler);
final List<String> startedProcesses = new ArrayList<String>();
ksession.addEventListener(
new DefaultProcessEventListener() {
@Override
public void beforeProcessStarted(ProcessStartedEvent event) {
startedProcesses.add(event.getProcessInstance().getProcessId());
}
});
ProcessInstance processInstance2 = ksession.startProcess("SignalIntermediateEvent");
assertProcessInstanceCompleted(processInstance2.getId(), ksession);
assertEquals(2, startedProcesses.size());
}
public void testNewSessionFail() throws Exception {
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(ResourceFactory.newClassPathResource("sample.bpmn"), ResourceType.BPMN2);
KnowledgeBase kbase = kbuilder.newKnowledgeBase();
SessionManagerFactory factory = new NewSessionSessionManagerFactory(kbase);
SessionManager sessionManager = factory.getSessionManager();
UserTransaction ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
ProcessInstance processInstance =
sessionManager.getKnowledgeSession().startProcess("com.sample.bpmn.hello", null);
System.out.println("Started process instance " + processInstance.getId());
long workItemId =
((HumanTaskNodeInstance)
((WorkflowProcessInstance) processInstance).getNodeInstances().iterator().next())
.getWorkItemId();
long taskId = sessionManager.getTaskService().getTaskByWorkItemId(workItemId).getId();
sessionManager.getTaskService().claim(taskId, "mary");
ut.rollback();
System.out.println("Rolled back");
// TODO: whenever transaction fails, do we need to dispose? can we?
// sessionManager.dispose();
List<Status> statusses = new ArrayList<Status>();
statusses.add(Status.Reserved);
sessionManager = factory.getSessionManager();
assertNull(sessionManager.getKnowledgeSession().getProcessInstance(processInstance.getId()));
List<TaskSummary> tasks =
sessionManager.getTaskService().getTasksOwned("mary", statusses, "en-UK");
assertEquals(0, tasks.size());
ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
processInstance =
sessionManager.getKnowledgeSession().startProcess("com.sample.bpmn.hello", null);
workItemId =
((HumanTaskNodeInstance)
((WorkflowProcessInstance) processInstance).getNodeInstances().iterator().next())
.getWorkItemId();
taskId = sessionManager.getTaskService().getTaskByWorkItemId(workItemId).getId();
sessionManager.getTaskService().claim(taskId, "mary");
System.out.println("Started process instance " + processInstance.getId());
ut.commit();
assertNotNull(sessionManager.getKnowledgeSession().getProcessInstance(processInstance.getId()));
tasks = sessionManager.getTaskService().getTasksOwned("mary", statusses, "en-UK");
assertEquals(1, tasks.size());
taskId = tasks.get(0).getId();
ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
sessionManager.getTaskService().start(taskId, "mary");
sessionManager.getTaskService().complete(taskId, "mary", null);
ut.rollback();
sessionManager.dispose();
sessionManager = factory.getSessionManager();
assertNotNull(sessionManager.getKnowledgeSession().getProcessInstance(processInstance.getId()));
tasks = sessionManager.getTaskService().getTasksOwned("mary", statusses, "en-UK");
assertEquals(1, tasks.size());
taskId = tasks.get(0).getId();
ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
sessionManager.getTaskService().start(taskId, "mary");
sessionManager.getTaskService().complete(taskId, "mary", null);
ut.commit();
assertNull(sessionManager.getKnowledgeSession().getProcessInstance(processInstance.getId()));
tasks = sessionManager.getTaskService().getTasksOwned("mary", statusses, "en-UK");
assertEquals(0, tasks.size());
sessionManager.dispose();
factory.dispose();
}