Interface ShutdownNotifier

    • Method Detail

      • addShutdownListener

        void addShutdownListener​(ShutdownListener listener)
        Add shutdown listener. If the component is already closed, handler is fired immediately
        listener - ShutdownListener to the component
      • removeShutdownListener

        void removeShutdownListener​(ShutdownListener listener)
        Remove shutdown listener for the component.
        listener - ShutdownListener to be removed
      • getCloseReason

        ShutdownSignalException getCloseReason()
        Get the shutdown reason object
        ShutdownSignalException if component is closed, null otherwise
      • notifyListeners

        void notifyListeners()
        Protected API - notify the listeners attached to the component
        See Also:
      • isOpen

        boolean isOpen()
        Determine whether the component is currently open. Will return false if we are currently closing. Checking this method should be only for information, because of the race conditions - state can change after the call. Instead just execute and try to catch ShutdownSignalException and IOException
        true when component is open, false otherwise