use of org.jbpm.task.TaskService in project jBPM5-Developer-Guide by Salaboy.
the class PersistentProcessTest method processInstancesAndLocalHTPlusFailTest.
@Test
public void processInstancesAndLocalHTPlusFailTest() throws Exception {
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(new ClassPathResource("process-async-interactions.bpmn"), ResourceType.BPMN2);
if (kbuilder.hasErrors()) {
for (KnowledgeBuilderError error : kbuilder.getErrors()) {
System.out.println(">>> Error:" + error.getMessage());
}
fail(">>> Knowledge couldn't be parsed! ");
}
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
Environment env = EnvironmentFactory.newEnvironment();
EntityManagerFactory emf = Persistence.createEntityManagerFactory("org.jbpm.runtime.ht");
env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);
env.set(EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());
// Let's create a Persistence Knowledge Session
System.out.println(" >>> Let's create a Persistent Knowledge Session");
final StatefulKnowledgeSession ksession = JPAKnowledgeService.newStatefulKnowledgeSession(kbase, null, env);
int sessionId = ksession.getId();
assertNotNull(sessionId);
assertTrue(sessionId != 0);
// We need to register the WorkItems and Listeners that the session will use
TaskService client = createTaskService(emf);
LocalHTWorkItemHandler localHTWorkItemHandler = new LocalHTWorkItemHandler(client, ksession);
MockFaultWorkItemHandler mockFaultWorkItemHandler = new MockFaultWorkItemHandler();
ksession.getWorkItemManager().registerWorkItemHandler("Human Task", localHTWorkItemHandler);
ksession.getWorkItemManager().registerWorkItemHandler("External Service Call", mockFaultWorkItemHandler);
// KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
// Let's create a Process Instance
Person person = new Person("Salaboy", 29);
Map<String, Object> params = new HashMap<String, Object>();
params.put("person", person);
// Each Command will generate an interaction
System.out.println(">>> Let's Create Process Instance");
ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.AsyncInteractions", params);
System.out.println(">>> Let's Start the Process Instance");
UserTransaction ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
ksession.startProcessInstance(processInstance.getId());
ut.commit();
System.out.println(" >>> Looking for Salaboy's Tasks");
List<TaskSummary> salaboysTasks = client.getTasksAssignedAsPotentialOwner("salaboy", "en-UK");
assertTrue(salaboysTasks.size() == 1);
TaskSummary salaboyTask = salaboysTasks.get(0);
System.out.println(" >>> Starting Salaboy's Task");
client.start(salaboyTask.getId(), "salaboy");
System.out.println(" >>> Completing Salaboy's Task");
ut.begin();
try {
client.complete(salaboyTask.getId(), "salaboy", null);
ut.commit();
} catch (WorkflowRuntimeException e) {
System.out.println("Rolling back transaction" + e);
ut.rollback();
}
System.out.println(" >>> Looking for Salaboy's Tasks");
Task salaboysTask = client.getTask(salaboyTask.getId());
assertNotNull(salaboysTask);
assertEquals("InProgress", salaboysTask.getTaskData().getStatus().name());
// We need to dispose the session, because the reference to this ksession object will no longer be valid
// because another thread could load the same session and execute a different command.
System.out.println(" >>> Disposing Session");
ksession.dispose();
}
use of org.jbpm.task.TaskService in project jBPM5-Developer-Guide by Salaboy.
the class PersistentProcessTest method createTaskService.
private TaskService createTaskService(EntityManagerFactory emf) {
org.jbpm.task.service.TaskService taskService = new org.jbpm.task.service.TaskService(emf, SystemEventListenerFactory.getSystemEventListener());
Map<String, User> users = new HashMap<String, User>();
users.put("salaboy", new User("salaboy"));
users.put("Administrator", new User("Administrator"));
Map<String, Group> groups = new HashMap<String, Group>();
taskService.addUsersAndGroups(users, groups);
TaskService client = new LocalTaskService(taskService);
return client;
}
use of org.jbpm.task.TaskService in project jBPM5-Developer-Guide by Salaboy.
the class PersistentProcessTest method processInstancesAndLocalHTTest.
@Test
public void processInstancesAndLocalHTTest() throws Exception {
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(new ClassPathResource("process-async-interactions.bpmn"), ResourceType.BPMN2);
if (kbuilder.hasErrors()) {
for (KnowledgeBuilderError error : kbuilder.getErrors()) {
System.out.println(">>> Error:" + error.getMessage());
}
fail(">>> Knowledge couldn't be parsed! ");
}
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
Environment env = EnvironmentFactory.newEnvironment();
EntityManagerFactory emf = Persistence.createEntityManagerFactory("org.jbpm.runtime.ht");
env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);
env.set(EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());
// Let's create a Persistence Knowledge Session
System.out.println(" >>> Let's create a Persistent Knowledge Session");
final StatefulKnowledgeSession ksession = JPAKnowledgeService.newStatefulKnowledgeSession(kbase, null, env);
int sessionId = ksession.getId();
assertNotNull(sessionId);
assertTrue(sessionId != 0);
// We need to register the WorkItems and Listeners that the session will use
TaskService client = createTaskService(emf);
LocalHTWorkItemHandler localHTWorkItemHandler = new LocalHTWorkItemHandler(client, ksession);
MockExternalServiceWorkItemHandler mockExternalServiceWorkItemHandler = new MockExternalServiceWorkItemHandler();
ksession.getWorkItemManager().registerWorkItemHandler("Human Task", localHTWorkItemHandler);
ksession.getWorkItemManager().registerWorkItemHandler("External Service Call", mockExternalServiceWorkItemHandler);
// KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
// Let's create a Process Instance
Person person = new Person("Salaboy", 29);
Map<String, Object> params = new HashMap<String, Object>();
params.put("person", person);
// Each Command will generate an interaction
System.out.println(">>> Let's Create Process Instance");
ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.AsyncInteractions", params);
System.out.println(">>> Let's Start the Process Instance");
processInstance = ksession.startProcessInstance(processInstance.getId());
System.out.println(" >>> Looking for Salaboy's Tasks");
List<TaskSummary> salaboysTasks = client.getTasksAssignedAsPotentialOwner("salaboy", "en-UK");
assertTrue(salaboysTasks.size() == 1);
TaskSummary salaboyTask = salaboysTasks.get(0);
System.out.println(" >>> Starting Salaboy's Task");
client.start(salaboyTask.getId(), "salaboy");
System.out.println(" >>> Completing Salaboy's Task");
client.complete(salaboyTask.getId(), "salaboy", null);
List<TaskSummary> adminTasks = client.getTasksAssignedAsPotentialOwner("Administrator", "en-UK");
assertTrue(adminTasks.size() == 1);
TaskSummary adminTask = adminTasks.get(0);
client.start(adminTask.getId(), "Administrator");
client.complete(adminTask.getId(), "Administrator", null);
processInstance = ksession.getProcessInstance(processInstance.getId());
// The process instance was completed and it should be out of the Ksession.
assertNull(processInstance);
// We need to dispose the session, because the reference to this ksession object will no longer be valid
// Another thread could load the same session and execute a different command.
System.out.println(">>> Disposing Session");
ksession.dispose();
}
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