Delegates to manipulate different kind of entities - either pure objects or persistent objects.
By implementing delegates, the implementation of system will not change, when an action has to be made on an entity, the particular delegate will be invoked to do the necessary operation.
Delegates to manipulate different kind of entities - either pure objects or persistent objects.
By implementing delegates, the implementation of system will not change, when an action has to be made on an entity, the particular delegate will be invoked to do the necessary operation.