package org.jbpm.simulation.handler;
import java.util.List;
import org.eclipse.bpmn2.FlowElement;
import org.eclipse.bpmn2.SequenceFlow;
import org.eclipse.bpmn2.StartEvent;
import org.eclipse.bpmn2.SubProcess;
import org.jbpm.simulation.PathContext;
import org.jbpm.simulation.PathContext.Type;
import org.jbpm.simulation.PathContextManager;
public class EmbeddedSubprocessHandler extends MainElementHandler {
public boolean handle(FlowElement element, PathContextManager manager) {
SubProcess subProcess = ((SubProcess) element);
// process internal nodes of the sub process
List<FlowElement> sbElements = subProcess.getFlowElements();
StartEvent start = null;
for (FlowElement sbElement : sbElements) {
if (sbElement instanceof StartEvent) {
start = (StartEvent) sbElement;
break;
}
}
boolean canBeFinsihed = manager.getContextFromStack().isCanBeFinished();
manager.getContextFromStack().setCanBeFinishedNoIncrement(false);
super.handle(start, manager);
manager.getContextFromStack().setCanBeFinishedNoIncrement(canBeFinsihed);
List<SequenceFlow> out = getOutgoing(element);
for (SequenceFlow flow : out) {
manager.addToPath(flow, manager.getContextFromStack());
super.handle(flow.getTargetRef(), manager);
}
if (canBeFinsihed) {
boolean goOn = true;
while (goOn) {
PathContext context = manager.getContextFromStack();
if (context.getType() == Type.ACTIVE) {
context.setCanBeFinishedNoIncrement(canBeFinsihed);
manager.finalizePath();
} else {
break;
}
}
}
return true;
}
}