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Title: 多线程服务器
*Description: 本实例使用多线程实现多服务功能。
*Copyright: Copyright (c) 2003
*Filename:
* @author 杜江 * @version 1.0 */ class moreServer { public static void main (String [] args) throws IOException { System.out.println ("Server starting...\n"); //使用8000端口提供服务 ServerSocket server = new ServerSocket (8000); while (true) { //阻塞，直到有 客户连接 Socket sk = server.accept (); System.out.println ("Accepting Connection...\n"); //启动服务线程 new ServerThread (sk).start (); } } } //使用线程，为多个客户端服务 class ServerThread extends Thread { private Socket sk; ServerThread (Socket sk) { this.sk = sk; } //线程运行实体 public void run () { BufferedReader in = null; PrintWriter out = null; try{ InputStreamReader isr; isr = new InputStreamReader (sk.getInputStream ()); in = new BufferedReader (isr); out = new PrintWriter ( new BufferedWriter( new OutputStreamWriter( sk.getOutputStream ())), true); while(true){ //接收来自客户端的请求，根据不同的命令返回不同的信息。 String cmd = in.readLine (); System.out.println(cmd); if (cmd == null) break; cmd = cmd.toUpperCase (); if (cmd.startsWith ("BYE")){ out.println ("BYE"); break; }else{ out.println ("你好，我是服务器！"); } } }catch (IOException e) { System.out.println (e.toString ()); } finally { System.out.println ("Closing Connection...\n"); //最后释放资源 try{ if (in != null) in.close (); if (out != null) out.close (); if (sk != null) sk.close (); } catch (IOException e) { System.out.println("close err"+e); } } } } ...展开收缩