public void doValidation() {
if (gateway.isEventBasedGateway()) return;
// they are validated by a more specialized validator
checkForNeedlessness();
checkForOutgoingConditionalFlows();
validateOutgoingDefaultFlow();
}
private void validateOutgoingDefaultFlow() {
Set<EdgeAdaptor> defaultFlows = new HashSet<EdgeAdaptor>(),
conditionalFlows = new HashSet<EdgeAdaptor>();
for (EdgeAdaptor edge : gateway.getOutgoingSequenceFlow()) {
if (edge.isDefaultSequenceFlow()) {
defaultFlows.add(edge);
} else if (gateway.isDecisionGateway()) {
conditionalFlows.add(edge);
}
}
if (defaultFlows.size() > 1) {
validator.addMessage("multipleDefaultFlows", gateway, defaultFlows);
}
if (!defaultFlows.isEmpty() && conditionalFlows.isEmpty() && !gateway.isDecisionGateway()) {
validator.addMessage("defaultFlowFromGatewayWithNoDecision", gateway, defaultFlows);
}
}
private void checkForOutgoingConditionalFlows() {
if (gateway.isEventBasedGateway()) {
return;
}
Set<EdgeAdaptor> conditionalFlows = new HashSet<EdgeAdaptor>();
for (EdgeAdaptor edge : gateway.getOutgoingSequenceFlow()) {
if (edge.isConditionalSequenceFlow()) {
conditionalFlows.add(edge);
}
}
if (!conditionalFlows.isEmpty()) {
String messageID =
gateway.isDecisionGateway()
? "conditionalFlowFromDecisionGateway"
: "conditionalFlowFromParallelGateway";
validator.addMessage(messageID, gateway, conditionalFlows);
}
}