[java] view plaincopyprint?
/* * ==================================================================== * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements.  See the NOTICE file * distributed with this work for additional information * regarding copyright ownership.  The ASF licenses this file * to you 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. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation.  For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. * */  package org.apache.http.examples.client;  import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;  /** * This example demonstrates how to abort an HTTP method before its normal completion. * 在HttpClient 普通完成前调用abort方法对其进行终止 */
public class ClientAbortMethod {  public final static void main(String[] args) throws Exception {  HttpClient httpclient = new DefaultHttpClient();  try {  HttpGet httpget = new HttpGet("http://www.apache.org/");  System.out.println("executing request " + httpget.getURI());  HttpResponse response = httpclient.execute(httpget);  HttpEntity entity = response.getEntity();  System.out.println("----------------------------------------");  System.out.println(response.getStatusLine());  if (entity != null) {  System.out.println("Response content length: " + entity.getContentLength());  }  System.out.println("----------------------------------------");  // Do not feel like reading the response body   // Call abort on the request object  // 不打算读取response body   // 调用request的abort方法  httpget.abort();  } finally {  // When HttpClient instance is no longer needed,  // shut down the connection manager to ensure  // immediate deallocation of all system resources  // 当HttpClient实例不再需要是，确保关闭connection manager，以释放其系统资源  httpclient.getConnectionManager().shutdown();  }  }  }

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;public class TTT
{/*** @param args* @throws IOException* @throws ClientProtocolException*/public static void main(String[] args) throws ClientProtocolException, IOException{// 创建HttpClient实例HttpClient httpclient = new DefaultHttpClient();// 创建Get方法实例HttpGet httpgets = new HttpGet("http://www.baidu.com");HttpResponse response = httpclient.execute(httpgets);HttpEntity entity = response.getEntity();if (entity != null){InputStream instreams = entity.getContent();String str = convertStreamToString(instreams);System.out.println(str);//终止http请求和响应httpgets.abort();}}public static String convertStreamToString(InputStream is){BufferedReader reader = new BufferedReader(new InputStreamReader(is));StringBuilder sb = new StringBuilder();String line = null;try{while ((line = reader.readLine()) != null){sb.append(line + "\n");}} catch (IOException e){e.printStackTrace();} finally{try{is.close();} catch (IOException e){e.printStackTrace();}}return sb.toString();}}