private IScope getStateScopes(EObject obj) {
final List<IEObjectDescription> scopes = new ArrayList<IEObjectDescription>();
// first state in container hierarchy
StateGraph parent = getStateGraph(obj);
// collect states of my parent
if (parent != null) {
for (State s : parent.getStates()) {
BaseState bs = getBaseState(s);
scopes.add(EObjectDescription.create(bs.getName(), bs));
}
// if my parent is a refined state we also add its base state contents
if (parent.eContainer() instanceof RefinedState) {
parent = ((RefinedState) parent.eContainer()).getBase().getSubgraph();
if (parent != null)
for (State s : parent.getStates()) {
BaseState bs = getBaseState(s);
scopes.add(EObjectDescription.create(bs.getName(), bs));
}
} else if (parent.eContainer() instanceof ActorClass) {
ActorClass ac = (ActorClass) parent.eContainer();
if (ac.getBase() != null) {
for (State s : ac.getBase().getStateMachine().getStates()) {
BaseState bs = getBaseState(s);
scopes.add(EObjectDescription.create(bs.getName(), bs));
}
}
}
}
return new SimpleScope(IScope.NULLSCOPE, scopes);
}
/**
* compute the path of a {@link BaseState}
*
* @param bs
* @return the path
*/
private QualifiedName getStatePath(BaseState bs) {
EObject parent = bs.eContainer().eContainer();
if (parent instanceof BaseState) return getStatePath((BaseState) parent).append(bs.getName());
else if (parent instanceof RefinedState) {
BaseState base = ((RefinedState) parent).getBase();
if (base != null) return getStatePath(base).append(bs.getName());
}
return QualifiedName.create(bs.getName());
}