@Test
public void testPersistenceEvents() {
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(new ClassPathResource("EventsProcess.rf"), ResourceType.DRF);
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
StatefulKnowledgeSession ksession =
InfinispanKnowledgeService.newStatefulKnowledgeSession(kbase, null, env);
long id = ksession.getIdentifier();
ProcessInstance processInstance = ksession.startProcess("org.drools.test.TestProcess");
logger.debug("Started process instance " + processInstance.getId());
TestWorkItemHandler handler = TestWorkItemHandler.getInstance();
WorkItem workItem = handler.getWorkItem();
assertNotNull(workItem);
ksession = InfinispanKnowledgeService.loadStatefulKnowledgeSession(id, kbase, null, env);
processInstance = ksession.getProcessInstance(processInstance.getId());
assertNotNull(processInstance);
ksession = InfinispanKnowledgeService.loadStatefulKnowledgeSession(id, kbase, null, env);
ksession.getWorkItemManager().completeWorkItem(workItem.getId(), null);
ksession = InfinispanKnowledgeService.loadStatefulKnowledgeSession(id, kbase, null, env);
processInstance = ksession.getProcessInstance(processInstance.getId());
assertNotNull(processInstance);
ksession.signalEvent("MyEvent1", null, processInstance.getId());
ksession = InfinispanKnowledgeService.loadStatefulKnowledgeSession(id, kbase, null, env);
processInstance = ksession.getProcessInstance(processInstance.getId());
assertNotNull(processInstance);
ksession.signalEvent("MyEvent2", null, processInstance.getId());
ksession = InfinispanKnowledgeService.loadStatefulKnowledgeSession(id, kbase, null, env);
processInstance = ksession.getProcessInstance(processInstance.getId());
assertNull(processInstance);
}
@Test
public void testProcessEventListenerWithStartEvent() throws Exception {
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
// create a simple package with one process to test the events
final InternalKnowledgePackage pkg = new KnowledgePackageImpl("org.drools.test");
RuleFlowProcess process = new RuleFlowProcess();
process.setId("org.drools.core.process.event");
process.setName("Event Process");
StartNode startNode = new StartNode();
startNode.setName("Start");
startNode.setId(1);
EventTrigger trigger = new EventTrigger();
EventTypeFilter eventFilter = new EventTypeFilter();
eventFilter.setType("signal");
trigger.addEventFilter(eventFilter);
startNode.addTrigger(trigger);
process.addNode(startNode);
ActionNode actionNode = new ActionNode();
actionNode.setName("Print");
DroolsAction action = new DroolsConsequenceAction("java", null);
action.setMetaData(
"Action",
new Action() {
public void execute(ProcessContext context) throws Exception {
logger.info("Executed action");
}
});
actionNode.setAction(action);
actionNode.setId(2);
process.addNode(actionNode);
new ConnectionImpl(
startNode, Node.CONNECTION_DEFAULT_TYPE,
actionNode, Node.CONNECTION_DEFAULT_TYPE);
EndNode endNode = new EndNode();
endNode.setName("End");
endNode.setId(3);
process.addNode(endNode);
new ConnectionImpl(
actionNode, Node.CONNECTION_DEFAULT_TYPE,
endNode, Node.CONNECTION_DEFAULT_TYPE);
pkg.addProcess(process);
List<KnowledgePackage> pkgs = new ArrayList<KnowledgePackage>();
pkgs.add(pkg);
kbase.addKnowledgePackages(pkgs);
StatefulKnowledgeSession session = kbase.newStatefulKnowledgeSession();
final List<ProcessEvent> processEventList = new ArrayList<ProcessEvent>();
final ProcessEventListener processEventListener =
new ProcessEventListener() {
public void afterNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void afterNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void afterProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void afterProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void beforeProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void beforeProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
public void afterVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
};
session.addEventListener(processEventListener);
// execute the process
// session.startProcess("org.drools.core.process.event");
session.signalEvent("signal", null);
assertEquals(16, processEventList.size());
assertEquals(
"org.drools.core.process.event",
((ProcessStartedEvent) processEventList.get(0)).getProcessInstance().getProcessId());
assertEquals(
"Start",
((ProcessNodeTriggeredEvent) processEventList.get(1)).getNodeInstance().getNodeName());
assertEquals(
"Start", ((ProcessNodeLeftEvent) processEventList.get(2)).getNodeInstance().getNodeName());
assertEquals(
"Print",
((ProcessNodeTriggeredEvent) processEventList.get(3)).getNodeInstance().getNodeName());
assertEquals(
"Print", ((ProcessNodeLeftEvent) processEventList.get(4)).getNodeInstance().getNodeName());
assertEquals(
"End",
((ProcessNodeTriggeredEvent) processEventList.get(5)).getNodeInstance().getNodeName());
assertEquals(
"End", ((ProcessNodeLeftEvent) processEventList.get(6)).getNodeInstance().getNodeName());
assertEquals(
"org.drools.core.process.event",
((ProcessCompletedEvent) processEventList.get(7)).getProcessInstance().getProcessId());
assertEquals(
"org.drools.core.process.event",
((ProcessCompletedEvent) processEventList.get(8)).getProcessInstance().getProcessId());
assertEquals(
"End", ((ProcessNodeLeftEvent) processEventList.get(9)).getNodeInstance().getNodeName());
assertEquals(
"End",
((ProcessNodeTriggeredEvent) processEventList.get(10)).getNodeInstance().getNodeName());
assertEquals(
"Print", ((ProcessNodeLeftEvent) processEventList.get(11)).getNodeInstance().getNodeName());
assertEquals(
"Print",
((ProcessNodeTriggeredEvent) processEventList.get(12)).getNodeInstance().getNodeName());
assertEquals(
"Start", ((ProcessNodeLeftEvent) processEventList.get(13)).getNodeInstance().getNodeName());
assertEquals(
"Start",
((ProcessNodeTriggeredEvent) processEventList.get(14)).getNodeInstance().getNodeName());
assertEquals(
"org.drools.core.process.event",
((ProcessStartedEvent) processEventList.get(15)).getProcessInstance().getProcessId());
}