001/* 002 * ==================================================================== 003 * Licensed to the Apache Software Foundation (ASF) under one 004 * or more contributor license agreements. See the NOTICE file 005 * distributed with this work for additional information 006 * regarding copyright ownership. The ASF licenses this file 007 * to you under the Apache License, Version 2.0 (the 008 * "License"); you may not use this file except in compliance 009 * with the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, 014 * software distributed under the License is distributed on an 015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 016 * KIND, either express or implied. See the License for the 017 * specific language governing permissions and limitations 018 * under the License. 019 * ==================================================================== 020 * 021 * This software consists of voluntary contributions made by many 022 * individuals on behalf of the Apache Software Foundation. For more 023 * information on the Apache Software Foundation, please see 024 * <http://www.apache.org/>. 025 * 026 */ 027package org.apache.http.client; 028 029import java.io.IOException; 030 031import org.apache.http.HttpResponse; 032 033/** 034 * Handler that encapsulates the process of generating a response object 035 * from a {@link HttpResponse}. 036 * 037 * 038 * @since 4.0 039 */ 040public interface ResponseHandler<T> { 041 042 /** 043 * Processes an {@link HttpResponse} and returns some value 044 * corresponding to that response. 045 * 046 * @param response The response to process 047 * @return A value determined by the response 048 * 049 * @throws ClientProtocolException in case of an http protocol error 050 * @throws IOException in case of a problem or the connection was aborted 051 */ 052 T handleResponse(HttpResponse response) throws ClientProtocolException, IOException; 053 054}