create method Null safety
- Entity newObject
override
Create the domain.
Implementation
@override
Entity create(Entity newObject) {
///fire property change listener BEFORE_CREATE
print("${PropertyChangeConstrains.BEFORE_CREATE} => $newObject");
newObject.id = newID++; //assign the new id to the new object
_list.add(newObject);
///fire property change listener AFTER_CREATE
print("${PropertyChangeConstrains.AFTER_CREATE} => $newObject");
return newObject;
}