// Only one boundary event of type 'compensate' can be attached to the same element, so we store the count temporarily here
HashMap<String, Integer> compensateBoundaryEventsCounts = new HashMap<String, Integer>();
for (int i=0; i<boundaryEvents.size(); i++) {
BoundaryEvent boundaryEvent = boundaryEvents.get(i);
if (boundaryEvent.getEventDefinitions() != null
&& !boundaryEvent.getEventDefinitions().isEmpty()) {
EventDefinition eventDefinition = boundaryEvent.getEventDefinitions().get(0);
if (!(eventDefinition instanceof TimerEventDefinition)
&& !(eventDefinition instanceof ErrorEventDefinition)
&& !(eventDefinition instanceof SignalEventDefinition)
&& !(eventDefinition instanceof CancelEventDefinition)
&& !(eventDefinition instanceof MessageEventDefinition)
&& !(eventDefinition instanceof CompensateEventDefinition)) {
addError(errors, Problems.BOUNDARY_EVENT_INVALID_EVENT_DEFINITION, process,
boundaryEvent, "Invalid or unsupported event definition");
}
if (eventDefinition instanceof CancelEventDefinition) {
FlowElement attachedToFlowElement = bpmnModel.getFlowElement(boundaryEvent.getAttachedToRefId());
if (!(attachedToFlowElement instanceof Transaction)) {
addError(errors, Problems.BOUNDARY_EVENT_CANCEL_ONLY_ON_TRANSACTION, process, boundaryEvent,
"boundary event with cancelEventDefinition only supported on transaction subprocesses");
} else {
if (!cancelBoundaryEventsCounts.containsKey(attachedToFlowElement.getId())) {
cancelBoundaryEventsCounts.put(attachedToFlowElement.getId(), new Integer(0));
}
cancelBoundaryEventsCounts.put(attachedToFlowElement.getId(), new Integer(cancelBoundaryEventsCounts.get(attachedToFlowElement.getId()) + 1));
}
} else if (eventDefinition instanceof CompensateEventDefinition) {
if (!compensateBoundaryEventsCounts.containsKey(boundaryEvent.getAttachedToRefId())) {
compensateBoundaryEventsCounts.put(boundaryEvent.getAttachedToRefId(), new Integer(0));
}
compensateBoundaryEventsCounts.put(boundaryEvent.getAttachedToRefId(), compensateBoundaryEventsCounts.get(boundaryEvent.getAttachedToRefId()) + 1);
} else if (eventDefinition instanceof MessageEventDefinition) {
// Check if other message boundary events with same message id
for (int j=0; j < boundaryEvents.size(); j++) {
if (j != i) {
BoundaryEvent otherBoundaryEvent = boundaryEvents.get(j);
if (otherBoundaryEvent.getAttachedToRefId() != null && otherBoundaryEvent.getAttachedToRefId().equals(boundaryEvent.getAttachedToRefId())) {
if (otherBoundaryEvent.getEventDefinitions() != null && !otherBoundaryEvent
.getEventDefinitions().isEmpty()) {
EventDefinition otherEventDefinition = otherBoundaryEvent.getEventDefinitions().get(0);
if (otherEventDefinition instanceof MessageEventDefinition) {
MessageEventDefinition currentMessageEventDefinition = (MessageEventDefinition) eventDefinition;
MessageEventDefinition otherMessageEventDefinition = (MessageEventDefinition) otherEventDefinition;
if (otherMessageEventDefinition.getMessageRef() != null
&& otherMessageEventDefinition.getMessageRef().equals(currentMessageEventDefinition.getMessageRef())) {