public void unrelateAcrossR518From(ModelClass_c target, boolean notifyChanges) {
if (target == null) return;
if (ModelClass == null) return; // already unrelated
if (target != ModelClass) {
Exception e = new Exception();
e.fillInStackTrace();
CorePlugin.logError("Tried to unrelate from non-related instance across R518", e);
return;
}
if (target != null) {
target.clearBackPointerR518To(this);
}
if (ModelClass != null) {
m_obj_id = ModelClass.getObj_id();
if (IdAssigner.NULL_UUID.equals(m_obj_id)) {
m_obj_id = ModelClass.getObj_idCachedValue();
}
ModelClass = null;
target.removeRef();
UmlProblem.removeXtUMLProblem(this, target);
if (notifyChanges) {
RelationshipChangeModelDelta change =
new RelationshipChangeModelDelta(
Modeleventnotification_c.DELTA_ELEMENT_UNRELATED, this, target, "518", "");
Ooaofooa.getDefaultInstance().fireModelElementRelationChanged(change);
}
}
}
public void relateAcrossR518To(ModelClass_c target, boolean notifyChanges) {
if (target == null) return;
if (target == ModelClass) return; // already related
if (ModelClass != target) {
Object oldKey = getInstanceKey();
if (ModelClass != null) {
UmlProblem.removeXtUMLProblem(this, ModelClass);
ModelClass.clearBackPointerR518To(this);
if (Boolean.valueOf(System.getenv("PTC_MCC_ENABLED")) == true) { // $NON-NLS-1$
Ooaofooa.log.println(
ILogger.CONSISTENCY,
"InstanceStateMachine_c.relateAcrossR518To(ModelClass_c target)",
"Relate performed across R518 from Instance State Machine to Model Class without unrelate of prior instance.");
}
}
ModelClass = target;
if (IdAssigner.NULL_UUID.equals(target.getObj_id())) {
// do not update cached value
} else {
// update cached value
m_obj_id = target.getObj_idCachedValue();
}
updateInstanceKey(oldKey, getInstanceKey());
target.setBackPointerR518To(this);
target.addRef();
UmlProblem.handleDanglingReference(this, target);
if (notifyChanges) {
RelationshipChangeModelDelta change =
new RelationshipChangeModelDelta(
Modeleventnotification_c.DELTA_ELEMENT_RELATED, this, target, "518", "");
Ooaofooa.getDefaultInstance().fireModelElementRelationChanged(change);
}
}
}
