Interface GenericCompletionListener<F extends java.util.concurrent.Future<?>>

  • All Superinterfaces:
    java.util.EventListener
    All Known Subinterfaces:
    BulkGetCompletionListener, GetCompletionListener, OperationCompletionListener

    public interface GenericCompletionListener<F extends java.util.concurrent.Future<?>>
    extends java.util.EventListener
    A generic listener that will be notified once the future completes.

    While this listener can be used directly, it is advised to subclass it to make it easier for the API user to work with. See the OperationCompletionListener as an example.

    • Method Detail

      • onComplete

        void onComplete​(F future)
                 throws java.lang.Exception
        This method will be executed once the future completes.

        Completion includes both failure and success, so it is advised to always check the status and errors of the future.

        Parameters:
        future - the future that got completed.
        Throws:
        java.lang.Exception - can potentially throw anything in the callback.