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/*
 * Copyright 2006 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.http.client;

/**
 * The primary interface a caller must implement to receive a response to a
 * {@link com.google.gwt.http.client.Request}.
 * 
 * 

Required Module

* Modules that use this interface should inherit * com.google.gwt.http.HTTP. * * {@gwt.include com/google/gwt/examples/http/InheritsExample.gwt.xml} */ public interface RequestCallback { /** * Called when a pending {@link com.google.gwt.http.client.Request} completes * normally. Note this method is called even when the status code of the * HTTP response is not "OK", 200. * * @param request the object that generated this event * @param response an instance of the * {@link com.google.gwt.http.client.Response} class */ void onResponseReceived(Request request, Response response); /** * Called when a {@link com.google.gwt.http.client.Request} does not complete * normally. A {@link com.google.gwt.http.client.RequestTimeoutException RequestTimeoutException} is * one example of the type of error that a request may encounter. * * @param request the request object which has experienced the error * condition, may be null if the request was never generated * @param exception the error that was encountered */ void onError(Request request, Throwable exception); }




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