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- <?php
- namespace Doctrine\Persistence;
- /**
- * Interface for classes that notify event listeners of changes to their managed properties.
- *
- * This interface is implemented by objects that manually want to notify their object manager or
- * other listeners when properties change, instead of relying on the object manager to compute
- * property changes itself when changes are to be persisted.
- */
- interface NotifyPropertyChanged
- {
- /**
- * Adds a listener that wants to be notified about property changes.
- *
- * @return void
- */
- public function addPropertyChangedListener(PropertyChangedListener $listener);
- }
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