Package com.google.gwt.core.client

Interface Callback<T,​F>

  • Type Parameters:
    T - The type returned on success
    F - The type returned on failure
    public interface Callback<T,​F>
    A callback for any asynchronous call that can result in success or failure.

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      void onFailure​(F reason)
      Called when an asynchronous call fails to complete normally.
      void onSuccess​(T result)
      Called when an asynchronous call completes successfully.

    • Method Detail

      • onFailure

        void onFailure​(F reason)
        Called when an asynchronous call fails to complete normally.
        Parameters:
        reason - failure encountered

      • onSuccess

        void onSuccess​(T result)
        Called when an asynchronous call completes successfully.
        Parameters:
        result - the value returned