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package javafx.beans;

WeakListener is the super interface of all weak listener implementations in the JavaFX API. Usually it should not be used directly, but instead one of the sub-interfaces will be used.
See Also:
Since:JavaFX 2.1
/** * {@code WeakListener} is the super interface of all weak listener implementations * in the JavaFX API. Usually it should not be used directly, but instead one of the * sub-interfaces will be used. * * @see WeakInvalidationListener * @see javafx.beans.value.WeakChangeListener * * * @since JavaFX 2.1 */
public interface WeakListener {
Returns true if the linked listener was garbage-collected. In this case, the listener can be removed from the observable.
Returns:true if the linked listener was garbage-collected.
/** * Returns {@code true} if the linked listener was garbage-collected. * In this case, the listener can be removed from the observable. * * @return {@code true} if the linked listener was garbage-collected. */
boolean wasGarbageCollected(); }