public static void performTransition(
ActivityInstanceBean activityInstance, TransitionTarget transitionTarget, boolean complete) {
ExecutionPlan plan = new ExecutionPlan(transitionTarget);
plan.assertNoOtherActiveActivities();
ModelManager mm = ModelManagerFactory.getCurrent();
IActivity target =
mm.findActivity(transitionTarget.getModelOid(), transitionTarget.getActivityRuntimeOid());
if (target == null) {
throw new ObjectNotFoundException(
BpmRuntimeError.MDL_UNKNOWN_ACTIVITY_IN_MODEL.raise(
transitionTarget.getActivityRuntimeOid(), transitionTarget.getModelOid()));
}
BpmRuntimeEnvironment rtEnv = PropertyLayerProviderInterceptor.getCurrent();
ExecutionPlan oldPlan = rtEnv.getExecutionPlan();
try {
rtEnv.setExecutionPlan(plan);
if (complete) {
ActivityInstanceUtils.complete(activityInstance, null, null, true);
} else {
long rootOid = plan.getRootActivityInstanceOid();
if (rootOid != activityInstance.getOID()) {
activityInstance = ActivityInstanceUtils.lock(rootOid);
}
ActivityInstanceUtils.abortActivityInstance(activityInstance);
}
} finally {
rtEnv.setExecutionPlan(oldPlan);
}
}
public static List<TransitionTarget> getRelocateTargets(
long activityInstanceOid, TransitionOptions options, ScanDirection direction) {
IActivityInstance ai = ActivityInstanceBean.findByOID(activityInstanceOid);
IActivity activity = ai.getActivity();
if (!activity.getBooleanAttribute(PredefinedConstants.ACTIVITY_IS_RELOCATE_SOURCE_ATT)) {
// activity is not a relocation source
return Collections.emptyList();
}
Stack<TransitionStep> steps = new Stack();
List<TransitionTarget> targets = CollectionUtils.newList();
Set<TransitionTarget> visited = CollectionUtils.newSet();
switch (direction) {
case FORWARD:
addActivities(
visited,
targets,
ai,
options == null ? TransitionOptions.DEFAULT : options,
true,
steps);
break;
case BACKWARD:
addActivities(
visited,
targets,
ai,
options == null ? TransitionOptions.DEFAULT : options,
false,
steps);
break;
default:
addActivities(
visited,
targets,
ai,
options == null ? TransitionOptions.DEFAULT : options,
true,
steps);
addActivities(
visited,
targets,
ai,
options == null ? TransitionOptions.DEFAULT : options,
false,
steps);
}
return targets;
}