Interface Watcher<T>

  • All Known Implementing Classes:

    public interface Watcher<T>
    A class can implement the Watcher interface when it wants to be informed of one-time changes in watchable objects.
    • Method Detail

      • update

        void update​(T value)
        This method is called whenever the watched object is changed. An application calls an Watchable object's notifyWatchers method to have all the object's watchers notified of the change.
        value - the updated value of a watchable