HttpUrlConnection 使用package com.longtopimport java.io.BufferedReaderimport java.io.IOException
HttpUrlConnection 使用
package com.longtop;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.net.MalformedURLException;import java.net.URL;import sun.net.www.protocol.http.HttpURLConnection;//注意: 这里的HttpURLConnection 类所属的包是sun.net.www.protocol.httppublic class HTTPtest {public static void main(String[] args) {try {URL url = new URL("http://www.baidu.com");HttpURLConnection connection = (HttpURLConnection) url.openConnection();connection.getContent();BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream(),"GBK"));String lines = null;while ((lines = reader.readLine()) != null) {System.out.println(lines);}reader.close();// 断开连接connection.disconnect();} catch (MalformedURLException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}}?