AsyncCallbackFacade.java

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// -*- mode: java; c-basic-offset: 2; -*-
// Copyright 2016-2017 MIT, All rights reserved
// Released under the Apache License, Version 2.0
// http://www.apache.org/licenses/LICENSE-2.0
 
package com.google.appinventor.components.runtime.util;
 
public abstract class AsyncCallbackFacade<S, T> implements AsyncCallbackPair<S> {
  protected final AsyncCallbackPair<T> callback;
 
  public AsyncCallbackFacade(AsyncCallbackPair<T> target) {
    this.callback = target;
  }
 
  @Override
  public void onFailure(String message) {
    this.callback.onFailure(message);
  }
}