@Check(CheckType.FAST)
public void checkUnusedExit(final Exit exit) {
if (exit.getParentRegion().getComposite() instanceof org.yakindu.sct.model.sgraph.State
&& exit.getOutgoingTransitions().isEmpty()) {
org.yakindu.sct.model.sgraph.State state =
(org.yakindu.sct.model.sgraph.State) exit.getParentRegion().getComposite();
if (!STextValidationModelUtils.isDefault(exit)) {
boolean hasOutgoingTransition = false;
Iterator<Transition> transitionIt = state.getOutgoingTransitions().iterator();
while (transitionIt.hasNext() && !hasOutgoingTransition) {
Transition transition = transitionIt.next();
hasOutgoingTransition =
STextValidationModelUtils.isDefaultExitTransition(transition)
? true
: STextValidationModelUtils.isNamedExitTransition(transition, exit.getName());
}
if (!hasOutgoingTransition) {
error(EXIT_UNUSED, exit, null, -1);
}
} else {
boolean hasOutgoingTransition = false;
Iterator<Transition> transitionIt = state.getOutgoingTransitions().iterator();
while (transitionIt.hasNext() && !hasOutgoingTransition) {
hasOutgoingTransition =
STextValidationModelUtils.isDefaultExitTransition(transitionIt.next());
}
if (!hasOutgoingTransition) {
error(EXIT_DEFAULT_UNUSED, exit, null, -1);
}
}
}
}
@Check(CheckType.FAST)
public void checkTransitionPropertySpec(final Transition transition) {
for (ReactionProperty property : transition.getProperties()) {
if (property instanceof EntryPointSpec) {
if (transition.getTarget() instanceof org.yakindu.sct.model.sgraph.State) {
org.yakindu.sct.model.sgraph.State state =
(org.yakindu.sct.model.sgraph.State) transition.getTarget();
if (!state.isComposite()) {
warning(TRANSITION_ENTRY_SPEC_NOT_COMPOSITE, transition, null, -1);
}
}
} else if (property instanceof ExitPointSpec) {
final ExitPointSpec exitPointSpec = (ExitPointSpec) property;
if (transition.getSource() instanceof org.yakindu.sct.model.sgraph.State) {
org.yakindu.sct.model.sgraph.State state =
(org.yakindu.sct.model.sgraph.State) transition.getSource();
if (!state.isComposite()) {
warning(TRANSITION_EXIT_SPEC_NOT_COMPOSITE, transition, null, -1);
} else {
// Validate an exit point is continued on one transition
// only.
for (Transition t : state.getOutgoingTransitions()) {
if (transition != t
&& STextValidationModelUtils.isNamedExitTransition(
t, exitPointSpec.getExitpoint())) {
warning(TRANSITION_EXIT_SPEC_ON_MULTIPLE_SIBLINGS, transition, null, -1);
}
}
// Validate the state has minimally one named exit
// region
boolean hasExit = false;
Iterator<Region> regionIter = state.getRegions().iterator();
while (regionIter.hasNext() && !hasExit) {
Iterator<Exit> exitIter =
STextValidationModelUtils.getExits(regionIter.next().eContents()).iterator();
while (exitIter.hasNext() && !hasExit) {
Exit exit = exitIter.next();
hasExit = exitPointSpec.getExitpoint().equals(exit.getName());
}
}
if (!hasExit) {
error(TRANSITION_NOT_EXISTING_NAMED_EXIT_POINT, transition, null, -1);
}
}
}
}
}
}
private void addExitPointSpec(Transition transition, Exit exitPoint) {
EList<ReactionProperty> properties = transition.getProperties();
ExitPointSpec exitPointSpec = StextFactory.eINSTANCE.createExitPointSpec();
// A transition can only have one exit point so alter the existing
for (ReactionProperty reactionProperty : properties) {
if (reactionProperty instanceof ExitPointSpec) {
exitPointSpec = (ExitPointSpec) reactionProperty;
}
}
exitPointSpec.setExitpoint(exitPoint.getName());
properties.add(exitPointSpec);
}
private Exit createSemanticExitPoint(Transition transition) {
Region exitPointContainer = getExitPointContainer(transition);
String name = getExitPointName(transition);
Exit exitPoint = null;
Iterator<Vertex> iterator = exitPointContainer.getVertices().iterator();
while (iterator.hasNext()) {
Vertex next = iterator.next();
if (next instanceof Exit) {
Exit current = (Exit) next;
if (name.equals(current.getName())) {
// Do nothing, there already exists an entry point
return current;
}
}
}
exitPoint = SGraphFactory.eINSTANCE.createExit();
exitPoint.setName(name);
exitPointContainer.getVertices().add(exitPoint);
return exitPoint;
}
/**
* Exit nodes in top level regions are not supported.
*
* @param exit
*/
@Check(CheckType.FAST)
public void exitOnStatechart(Exit exit) {
if (exit.getParentRegion().getComposite() instanceof Statechart) {
error(ISSUE_EXIT_ON_STATECHART, exit, null, -1);
}
}
@Check(CheckType.FAST)
public void exitWithOutgoingTransition(Exit exit) {
if (exit.getOutgoingTransitions().size() > 0) {
error(ISSUE_EXIT_WITH_OUT_TRANS, exit, null, -1);
}
}
@Check(CheckType.FAST)
public void exitWithoutIncomingTransition(Exit exit) {
if (exit.getIncomingTransitions().size() == 0) {
warning(ISSUE_EXIT_WITHOUT_IN_TRANS, exit, null, -1);
}
}