public static TaskClient newAsyncInstance(Properties properties, String connectorId) {
TaskClient client = null;
String defaultPort = null;
String strategy =
properties.getProperty("jbpm.console.task.service.strategy", DEFAULT_TASK_SERVICE_STRATEGY);
if ("Mina".equalsIgnoreCase(strategy)) {
if (client == null) {
client =
new TaskClient(
new MinaTaskClientConnector(
connectorId,
new MinaTaskClientHandler(
SystemEventListenerFactory.getSystemEventListener())));
defaultPort = "9123";
}
} else {
throw new IllegalArgumentException("Unknown TaskClient type was specified: " + strategy);
}
String host = properties.getProperty("jbpm.console.task.service.host", DEFAULT_IP_ADDRESS);
String port = properties.getProperty("jbpm.console.task.service.port", defaultPort);
boolean connected = client.connect(host, Integer.parseInt(port));
if (!connected) {
throw new IllegalArgumentException(
"Could not connect task client " + strategy + "(" + host + ":" + port + ")");
}
return client;
}
@Override
public void connect() {
try {
final Field field = WSHumanTaskHandler.class.getDeclaredField("client");
TaskClient client = (TaskClient) field.get(this);
if (client == null) {
client =
new TaskClient(
new JMSTaskClientConnector(
"org.jbpm.process.workitem.wsht.WSThroughJMSHumanTaskHandler",
new JMSTaskClientHandler(SystemEventListenerFactory.getSystemEventListener()),
WSHumanTaskJMSProperties.getInstance().getProperties(),
new InitialContext(WSHumanTaskJMSProperties.getInstance().getProperties())));
field.set(this, client);
boolean connected = client.connect();
if (!connected) {
throw new IllegalArgumentException("Could not connect to the task client");
}
}
super.connect();
} catch (NoSuchFieldException e) {
throw new RuntimeException("Problem configuring the human task connector", e);
} catch (IllegalAccessException e) {
throw new RuntimeException("Problem accessing the human task connector", e);
} catch (NamingException e) {
throw new RuntimeException("Problem accesing the JNDI directory", e);
}
}
public static final void main(String[] args) throws Exception {
// load up the knowledge base
KnowledgeBase kbase = readKnowledgeBase();
StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
// setup task client to use running BRMS server task client.
TaskClient client =
new TaskClient(
new HornetQTaskClientConnector(
"taskClient" + UUID.randomUUID(),
new HornetQTaskClientHandler(SystemEventListenerFactory.getSystemEventListener())));
client.connect("127.0.0.1", 5153);
// setup task client to use running BRMS server task client.
CommandBasedHornetQWSHumanTaskHandler handler =
new CommandBasedHornetQWSHumanTaskHandler(ksession);
handler.setClient(client);
// register work items.
ksession.getWorkItemManager().registerWorkItemHandler("Log", new SystemOutWorkItemHandler());
ksession.getWorkItemManager().registerWorkItemHandler("Email", new SystemOutWorkItemHandler());
ksession.getWorkItemManager().registerWorkItemHandler("Human Task", handler);
// setup our input request for processing.
Map<String, Object> params = new HashMap<String, Object>();
params.put("employee", "erics");
params.put("reason", "Amazing demos for JBoss World");
// start a new process instance
// start a new process instance
System.out.println("Starting Rewards process testing...");
ksession.startProcess("org.jbpm.approval.rewards", params);
System.out.println("Rewards process testing started and at first Human Task...");
}
public static final void main(String[] args) {
try {
setupTaskServer();
// load up the knowledge base
KnowledgeBase kbase = readKnowledgeBase();
StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
ksession
.getWorkItemManager()
.registerWorkItemHandler("Human Task", new CommandBasedWSHumanTaskHandler(ksession));
// start a new process instance
Map<String, Object> params = new HashMap<String, Object>();
params.put("userId", "krisv");
params.put("s", "Need a new laptop computer");
ksession.startProcess("UserTask", params);
SystemEventListenerFactory.setSystemEventListener(new SystemEventListener());
TaskClient taskClient =
new TaskClient(
new MinaTaskClientConnector(
"MinaConnector",
new MinaTaskClientHandler(SystemEventListenerFactory.getSystemEventListener())));
taskClient.connect("127.0.0.1", 9123);
Thread.sleep(1000);
// sleep to allow notification to be sent for deadline start
Thread.sleep(6000);
// Assert.assertEquals(4, wiser.getMessages().size());
// Assert.assertEquals("*****@*****.**",
// wiser.getMessages().get(0).getEnvelopeReceiver());
// Assert.assertEquals("*****@*****.**",
// wiser.getMessages().get(1).getEnvelopeReceiver());
// Assert.assertEquals("Task is ready for mike",
// wiser.getMessages().get(0).getMimeMessage().getSubject());
// wait another few seconds to trigger complete deadline
Thread.sleep(4000);
// Assert.assertEquals(6, wiser.getMessages().size());
// Assert.assertEquals("*****@*****.**",
// wiser.getMessages().get(2).getEnvelopeReceiver());
// Assert.assertEquals("*****@*****.**",
// wiser.getMessages().get(3).getEnvelopeReceiver());
// Assert.assertEquals("Not completedTask is ready for mike",
// wiser.getMessages().get(4).getMimeMessage().getSubject());
BlockingTaskSummaryResponseHandler taskSummaryHandler =
new BlockingTaskSummaryResponseHandler();
taskClient.getTasksAssignedAsPotentialOwner("mike", "en-UK", taskSummaryHandler);
TaskSummary task1 = taskSummaryHandler.getResults().get(0);
BlockingTaskOperationResponseHandler taskOperationHandler =
new BlockingTaskOperationResponseHandler();
taskClient.start(task1.getId(), "mike", taskOperationHandler);
taskOperationHandler.waitTillDone(1000);
taskOperationHandler = new BlockingTaskOperationResponseHandler();
Map<String, Object> results = new HashMap<String, Object>();
results.put("comment", "Agreed, existing laptop needs replacing");
results.put("outcome", "Accept");
ContentData contentData = new ContentData();
contentData.setAccessType(AccessType.Inline);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream out;
try {
out = new ObjectOutputStream(bos);
out.writeObject(results);
out.close();
contentData = new ContentData();
contentData.setContent(bos.toByteArray());
contentData.setAccessType(AccessType.Inline);
} catch (IOException e) {
e.printStackTrace();
}
taskClient.complete(task1.getId(), "mike", contentData, taskOperationHandler);
taskOperationHandler.waitTillDone(1000);
Thread.sleep(1000);
logger.close();
} catch (Throwable t) {
t.printStackTrace();
}
wiser.stop();
System.exit(0);
}
@Override
public Task convert(org.jbpm.task.query.TaskSummary source) {
Task target = new Task();
target.setDescription(source.getDescription());
if (source.getActualOwner() != null) {
target.setAssignee(source.getActualOwner().getId());
}
if (source.getCreatedOn() != null) {
target.setCreateTime(convert(source.getCreatedOn(), XMLGregorianCalendar.class));
}
if (source.getExpirationTime() != null) {
target.setDueDate(convert(source.getExpirationTime(), XMLGregorianCalendar.class));
}
target.setId(String.valueOf(source.getId()));
if (source.getName() != null) {
String[] parts = source.getName().split("/");
target.setActivityName(parts[0]);
target.setName(parts[1]);
}
target.setState(source.getStatus().name());
target.setPriority(new Integer(source.getPriority()));
target.setProcessInstanceId(
source.getProcessId() + "." + Long.toString(source.getProcessInstanceId()));
BlockingGetTaskResponseHandler getTaskResponseHandler = new BlockingGetTaskResponseHandler();
taskClient.getTask(source.getId(), getTaskResponseHandler);
org.jbpm.task.Task task = getTaskResponseHandler.getTask();
BlockingGetContentResponseHandler getContentResponseHandler =
new BlockingGetContentResponseHandler();
taskClient.getContent(task.getTaskData().getDocumentContentId(), getContentResponseHandler);
Content content = getContentResponseHandler.getContent();
Map<String, Object> map =
(Map<String, Object>) ContentMarshallerHelper.unmarshall(content.getContent(), null);
for (String key : map.keySet()) {
log.debug("Key: " + key);
}
// add task outcomes using the "Options" variable from the task
String optionsString = (String) map.get("Options");
if (optionsString != null) {
String[] options = ((String) map.get("Options")).split(",");
target.getOutcomes().addAll(Arrays.asList(options));
}
// get ad-hoc variables map
Map<String, Object> contentMap =
(Map<String, Object>) map.get(Bpmn20UserTaskNodeBuilder.TASK_INPUT_VARIABLES_NAME);
if (contentMap != null) {
for (Entry<String, Object> entry : contentMap.entrySet()) {
log.debug(entry.getKey() + "=" + entry.getValue());
addVariable(target, entry.getKey(), entry.getValue());
}
} else {
log.debug("No Content found for task");
}
// add variables
/*Set<String> names = taskService.getVariableNames(source.getId());
Map<String, Object> variables = taskService.getVariables(source.getId(), names);
// remove process name var
variables.remove("_name");
for (String key : variables.keySet()) {
Variable var = new Variable();
var.setName(key);
// Support strings only. Other types will cause ClassCastException
try {
var.setValue((String) variables.get(key));
} catch (ClassCastException e) {
var.setValue("Variable type " + variables.get(key).getClass().getName() + " is not supported");
}
addVariable(target, var);
}
// Do this only if the task is not an ad-hoc task (as indicated by null executionId)
if (source.getExecutionId() != null) {
// name is the 'form' attribute in JPDL
// this is used in the COW schema to store the display name, as distinct from the system-generated name
target.setName(source.getFormResourceName());
// activityName is the 'name' from JPDL
target.setActivityName(source.getActivityName());
Execution ex = executionService.findExecutionById(source.getExecutionId());
target.setProcessInstanceId(ex.getProcessInstance().getId());
// outcomes
Set<String> outcomes = taskService.getOutcomes(source.getId());
for (String outcome : outcomes) {
target.getOutcomes().add(outcome);
}
// Workaround to the fact that we cannot use autowiring here
if (this.cowTaskService == null) {
this.cowTaskService = (org.wiredwidgets.cow.server.service.TaskService) this.factory.getBean("taskService");
}
// add process level task varibles (
String executionId = getTopLevelExecutionId(source.getExecutionId());
org.wiredwidgets.cow.server.api.model.v2.Activity activity = cowTaskService.getWorkflowActivity(executionId, source.getActivityName());
if (activity != null && activity instanceof org.wiredwidgets.cow.server.api.model.v2.Task) {
org.wiredwidgets.cow.server.api.model.v2.Task cowTask = (org.wiredwidgets.cow.server.api.model.v2.Task) activity;
if (cowTask.getVariables() != null) {
for (org.wiredwidgets.cow.server.api.model.v2.Variable var : cowTask.getVariables().getVariables()) {
Variable newVar = new Variable();
newVar.setName(var.getName());
newVar.setValue(var.getValue());
addVariable(target, newVar);
}
}
}
} else {
// for ad-hoc tasks
target.setName(source.getName());
}*/
return target;
}
public void testAddRemoveComment() {
Map vars = new HashMap();
vars.put("users", users);
vars.put("groups", groups);
vars.put("now", new Date());
String str =
"(with (new Task()) { priority = 55, taskData = (with( new TaskData()) { createdOn = now, activationTime = now}), ";
str += "deadlines = new Deadlines(),";
str += "delegation = new Delegation(),";
str += "peopleAssignments = new PeopleAssignments(),";
str += "names = [ new I18NText( 'en-UK', 'This is my task name')] })";
BlockingAddTaskResponseHandler addTaskResponseHandler = new BlockingAddTaskResponseHandler();
Task task = (Task) eval(new StringReader(str), vars);
client.addTask(task, null, addTaskResponseHandler);
long taskId = addTaskResponseHandler.getTaskId();
Comment comment = new Comment();
Date addedAt = new Date(System.currentTimeMillis());
comment.setAddedAt(addedAt);
comment.setAddedBy(users.get("luke"));
comment.setText("This is my comment1!!!!!");
BlockingAddCommentResponseHandler addCommentResponseHandler =
new BlockingAddCommentResponseHandler();
client.addComment(taskId, comment, addCommentResponseHandler);
assertTrue(addCommentResponseHandler.getCommentId() != comment.getId());
BlockingGetTaskResponseHandler getTaskResponseHandler = new BlockingGetTaskResponseHandler();
client.getTask(taskId, getTaskResponseHandler);
Task task1 = getTaskResponseHandler.getTask();
assertNotSame(task, task1);
assertFalse(task.equals(task1));
List<Comment> comments1 = task1.getTaskData().getComments();
assertEquals(1, comments1.size());
Comment returnedComment = comments1.get(0);
assertEquals("This is my comment1!!!!!", returnedComment.getText());
assertEquals(addedAt, returnedComment.getAddedAt());
assertEquals(users.get("luke"), returnedComment.getAddedBy());
assertEquals((long) addCommentResponseHandler.getCommentId(), (long) returnedComment.getId());
// Make the same as the returned tasks, so we can test equals
task.getTaskData().setComments(comments1);
task.getTaskData().setStatus(Status.Created);
assertEquals(task, task1);
// test we can have multiple comments
comment = new Comment();
addedAt = new Date(System.currentTimeMillis());
comment.setAddedAt(addedAt);
comment.setAddedBy(users.get("tony"));
comment.setText("This is my comment2!!!!!");
addCommentResponseHandler = new BlockingAddCommentResponseHandler();
client.addComment(taskId, comment, addCommentResponseHandler);
getTaskResponseHandler = new BlockingGetTaskResponseHandler();
client.getTask(taskId, getTaskResponseHandler);
task1 = getTaskResponseHandler.getTask();
List<Comment> comments2 = task1.getTaskData().getComments();
assertEquals(2, comments2.size());
// make two collections the same and compare
comments1.add(comment);
assertTrue(CollectionUtils.equals(comments1, comments2));
BlockingDeleteCommentResponseHandler deleteCommentResponseHandler =
new BlockingDeleteCommentResponseHandler();
client.deleteComment(
taskId, addCommentResponseHandler.getCommentId(), deleteCommentResponseHandler);
deleteCommentResponseHandler.waitTillDone(3000);
getTaskResponseHandler = new BlockingGetTaskResponseHandler();
client.getTask(taskId, getTaskResponseHandler);
task1 = getTaskResponseHandler.getTask();
comments2 = task1.getTaskData().getComments();
assertEquals(1, comments2.size());
assertEquals("This is my comment1!!!!!", comments2.get(0).getText());
}
protected void tearDown() throws Exception {
super.tearDown();
client.disconnect();
}
public void testAddRemoveAttachment() throws Exception {
Map vars = new HashMap();
vars.put("users", users);
vars.put("groups", groups);
vars.put("now", new Date());
String str =
"(with (new Task()) { priority = 55, taskData = (with( new TaskData()) { createdOn = now, activationTime = now}), ";
str += "deadlines = new Deadlines(),";
str += "delegation = new Delegation(),";
str += "peopleAssignments = new PeopleAssignments(),";
str += "names = [ new I18NText( 'en-UK', 'This is my task name')] })";
BlockingAddTaskResponseHandler addTaskResponseHandler = new BlockingAddTaskResponseHandler();
Task task = (Task) eval(new StringReader(str), vars);
client.addTask(task, null, addTaskResponseHandler);
long taskId = addTaskResponseHandler.getTaskId();
Attachment attachment = new Attachment();
Date attachedAt = new Date(System.currentTimeMillis());
attachment.setAttachedAt(attachedAt);
attachment.setAttachedBy(users.get("luke"));
attachment.setName("file1.txt");
attachment.setAccessType(AccessType.Inline);
attachment.setContentType("txt");
byte[] bytes = "Ths is my attachment text1".getBytes();
Content content = new Content();
content.setContent(bytes);
BlockingAddAttachmentResponseHandler addAttachmentResponseHandler =
new BlockingAddAttachmentResponseHandler();
client.addAttachment(taskId, attachment, content, addAttachmentResponseHandler);
assertTrue(addAttachmentResponseHandler.getAttachmentId() != attachment.getId());
assertTrue(addAttachmentResponseHandler.getContentId() != attachment.getAttachmentContentId());
BlockingGetTaskResponseHandler getTaskResponseHandler = new BlockingGetTaskResponseHandler();
client.getTask(taskId, getTaskResponseHandler);
Task task1 = getTaskResponseHandler.getTask();
assertNotSame(task, task1);
assertFalse(task.equals(task1));
List<Attachment> attachments1 = task1.getTaskData().getAttachments();
assertEquals(1, attachments1.size());
Attachment returnedAttachment = attachments1.get(0);
assertEquals(attachedAt, returnedAttachment.getAttachedAt());
assertEquals(users.get("luke"), returnedAttachment.getAttachedBy());
assertEquals(AccessType.Inline, returnedAttachment.getAccessType());
assertEquals("txt", returnedAttachment.getContentType());
assertEquals("file1.txt", returnedAttachment.getName());
assertEquals(bytes.length, returnedAttachment.getSize());
assertEquals(
(long) addAttachmentResponseHandler.getAttachmentId(), (long) returnedAttachment.getId());
assertEquals(
(long) addAttachmentResponseHandler.getContentId(),
(long) returnedAttachment.getAttachmentContentId());
// Make the same as the returned tasks, so we can test equals
task.getTaskData().setAttachments(attachments1);
task.getTaskData().setStatus(Status.Created);
assertEquals(task, task1);
BlockingGetContentResponseHandler getResponseHandler = new BlockingGetContentResponseHandler();
client.getContent(returnedAttachment.getAttachmentContentId(), getResponseHandler);
content = getResponseHandler.getContent();
assertEquals("Ths is my attachment text1", new String(content.getContent()));
// test we can have multiple attachments
attachment = new Attachment();
attachedAt = new Date(System.currentTimeMillis());
attachment.setAttachedAt(attachedAt);
attachment.setAttachedBy(users.get("tony"));
attachment.setName("file2.txt");
attachment.setAccessType(AccessType.Inline);
attachment.setContentType("txt");
bytes = "Ths is my attachment text2".getBytes();
content = new Content();
content.setContent(bytes);
addAttachmentResponseHandler = new BlockingAddAttachmentResponseHandler();
client.addAttachment(taskId, attachment, content, addAttachmentResponseHandler);
getTaskResponseHandler = new BlockingGetTaskResponseHandler();
client.getTask(taskId, getTaskResponseHandler);
task1 = getTaskResponseHandler.getTask();
assertNotSame(task, task1);
assertFalse(task.equals(task1));
List<Attachment> attachments2 = task1.getTaskData().getAttachments();
assertEquals(2, attachments2.size());
getResponseHandler = new BlockingGetContentResponseHandler();
client.getContent(addAttachmentResponseHandler.getContentId(), getResponseHandler);
content = getResponseHandler.getContent();
assertEquals("Ths is my attachment text2", new String(content.getContent()));
// make two collections the same and compare
attachment.setSize(26);
attachment.setAttachmentContentId(addAttachmentResponseHandler.getContentId());
attachments1.add(attachment);
assertTrue(CollectionUtils.equals(attachments2, attachments1));
BlockingDeleteAttachmentResponseHandler deleteCommentResponseHandler =
new BlockingDeleteAttachmentResponseHandler();
client.deleteAttachment(
taskId,
addAttachmentResponseHandler.getAttachmentId(),
addAttachmentResponseHandler.getContentId(),
deleteCommentResponseHandler);
deleteCommentResponseHandler.waitTillDone(3000);
Thread.sleep(3000);
getTaskResponseHandler = new BlockingGetTaskResponseHandler();
client.getTask(taskId, getTaskResponseHandler);
task1 = getTaskResponseHandler.getTask();
attachments2 = task1.getTaskData().getAttachments();
assertEquals(1, attachments2.size());
assertEquals("file1.txt", attachments2.get(0).getName());
}