/**
* Update the waiting threads according to the wakeup reason (dispatched element). The
* corresponding waiting activity/thread is notified.
*/
public void updateWaitingThreads() {
if (waittimes != null) {
// IClockService clock =
// (IClockService)interpreter.getServiceProvider().getService(IClockService.class);
IClockService clock = interpreter.getClockService();
for (Iterator it = waittimes.keySet().iterator(); it.hasNext(); ) {
ProcessThread thread = (ProcessThread) it.next();
if (((Number) waittimes.get(thread)).longValue() <= clock.getTime()) {
it.remove();
assert thread.isWaiting();
BpmnPlanBodyInstance.this.notify(
thread.getActivity(),
thread,
AbstractEventIntermediateTimerActivityHandler.TIMER_EVENT);
}
}
}
Object dispelem = state.getAttributeValue(rplan, OAVBDIRuntimeModel.plan_has_dispatchedelement);
// System.out.println("dispatched: "+dispelem);
if (dispelem != null) {
for (Iterator it = context.getAllThreads().iterator(); it.hasNext(); ) {
ProcessThread thread = (ProcessThread) it.next();
try {
if (thread.isWaiting() && thread.getWaitFilter().filter(dispelem)) {
BpmnPlanBodyInstance.this.notify(thread.getActivity(), thread, getFlyweight(dispelem));
}
} catch (Exception e) {
// just catch filter exceptions.
}
}
}
}
/** Must be called on process execution thread! Gets infos about the current threads. */
protected ProcessThreadInfo[] getThreadInfos() {
List ret = null;
ThreadContext tc = instance.getThreadContext();
Set threads = tc.getAllThreads();
if (threads != null) {
ret = new ArrayList();
for (Iterator it = threads.iterator(); it.hasNext(); ) {
ProcessThread pt = (ProcessThread) it.next();
ret.add(
new ProcessThreadInfo(
pt.getId(),
pt.getActivity(), // pt.getLastEdge(),
pt.getException(),
pt.isWaiting(),
pt.getData() == null ? new HashMap() : new HashMap(pt.getData())));
}
}
return (ProcessThreadInfo[]) ret.toArray(new ProcessThreadInfo[ret.size()]);
}
/**
* Get the cumulated wait abstraction for all threads.
*
* @return The wait abstraction.
*/
public Object getWaitAbstraction() {
Object ret = null;
String pool = getPool(getLastState());
if (!POOL_UNDEFINED.equals(pool)) {
ret = getState().createObject(OAVBDIRuntimeModel.waitabstraction_type);
boolean empty = true;
for (Iterator it = context.getAllThreads().iterator(); it.hasNext(); ) {
ProcessThread pt = (ProcessThread) it.next();
if (pt.isWaiting() && pt.belongsTo(pool, null)) {
MActivity act = pt.getActivity();
if (MBpmnModel.EVENT_INTERMEDIATE_MESSAGE.equals(act.getActivityType())) {
String type = (String) pt.getWaitInfo();
if (type == null) throw new RuntimeException("Message type not specified: " + type);
SFlyweightFunctionality.addMessageEvent(ret, type, state, rcapa);
empty = false;
} else if (MBpmnModel.EVENT_INTERMEDIATE_SIGNAL.equals(act.getActivityType())) {
String type = (String) pt.getWaitInfo();
if (type == null)
throw new RuntimeException("Internal event type not specified: " + type);
SFlyweightFunctionality.addInternalEvent(ret, type, state, rcapa);
empty = false;
} else if (MBpmnModel.EVENT_INTERMEDIATE_RULE.equals(act.getActivityType())) {
String type = (String) pt.getWaitInfo();
if (type == null) throw new RuntimeException("Rule type not specified: " + type);
SFlyweightFunctionality.addCondition(ret, type, state, rcapa);
empty = false;
} else if (MBpmnModel.EVENT_INTERMEDIATE_MULTIPLE.equals(act.getActivityType())) {
List edges = pt.getActivity().getOutgoingSequenceEdges();
Object[] was = (Object[]) pt.getWaitInfo();
for (int i = 0; i < edges.size(); i++) {
MSequenceEdge edge = (MSequenceEdge) edges.get(i);
MActivity nextact = edge.getTarget();
if (MBpmnModel.EVENT_INTERMEDIATE_MESSAGE.equals(nextact.getActivityType())) {
String type = (String) was[i];
if (type == null) throw new RuntimeException("Message type not specified: " + type);
SFlyweightFunctionality.addMessageEvent(ret, type, state, rcapa);
empty = false;
} else if (MBpmnModel.EVENT_INTERMEDIATE_SIGNAL.equals(nextact.getActivityType())) {
String type = (String) was[i];
if (type == null)
throw new RuntimeException("Internal event type not specified: " + type);
SFlyweightFunctionality.addInternalEvent(ret, type, state, rcapa);
empty = false;
} else if (MBpmnModel.EVENT_INTERMEDIATE_RULE.equals(nextact.getActivityType())) {
String type = (String) was[i];
if (type == null) throw new RuntimeException("Rule type not specified: " + type);
SFlyweightFunctionality.addCondition(ret, type, state, rcapa);
empty = false;
} else if (MBpmnModel.EVENT_INTERMEDIATE_TIMER.equals(nextact.getActivityType())) {
// nothing to do with waitqueue.
} else {
throw new RuntimeException("Unknown event: " + nextact);
}
}
}
// todo: condition wait
// todo: time wait?!
}
}
if (empty) {
state.dropObject(ret);
ret = null;
}
}
return ret;
}