import javax.servlet.ServletContextEvent;import javax.servlet.ServletContextListener;public class AttendSocetListener implements ServletContextListener{private SocketThread socketThread;public void contextDestroyed(ServletContextEvent arg) { if(null!=socketThread && !socketThread.isInterrupted()) { socketThread.closeSocketServer(); socketThread.interrupt(); } } @Override public void contextInitialized(ServletContextEvent arg) { // TODO Auto-generated method stub if(null==socketThread) { //新建線程類(lèi) socketThread=new SocketThread(null); //啟動(dòng)線程 socketThread.start(); } } }

import java.io.IOException;import java.net.ServerSocket;import java.net.Socket;import java.util.ArrayList;import java.util.List;public class SocketThread extends Thread{private ServerSocket serverSocket = null; public SocketThread(ServerSocket serverScoket){ try { if(null == serverSocket){ this.serverSocket = new ServerSocket(); System.out.println("socket start"); } } catch (Exception e) { System.out.println("SocketThread創(chuàng)建socket服務(wù)出錯(cuò)"); e.printStackTrace(); } } public void run(){ while(true){ try { if(serverSocket==null){break;}else if(serverSocket.isClosed()){break;}Socket socket = serverSocket.accept(); if(null != socket && !socket.isClosed()){ //處理接受的數(shù)據(jù) Thread t = new Thread(new SocketOperate(socket)); t.start(); }else{break;}}catch (Exception e) { System.out.println("SocketThread創(chuàng)建socket服務(wù)出錯(cuò)"); e.printStackTrace(); } } } public void closeSocketServer(){ try { if(null!=serverSocket && !serverSocket.isClosed()) { serverSocket.close(); } } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }

import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStream;import java.net.Socket;public class SocketOperate implements Runnable { private Socket socket; //該線程所處理的Socket所對(duì)應(yīng)的輸入流 BufferedReader br = null; String str = null; String content = null; InputStreamReader reader=null; public SocketOperate(Socket socket) throws IOException { this.socket = socket; reader = new InputStreamReader(this.socket.getInputStream(),"utf-"); br = new BufferedReader(reader); } @Override public void run() { try { // 采用循環(huán)不斷從Socket中讀取客戶端發(fā)送過(guò)來(lái)的數(shù)據(jù) while (true) { content = readFromClient(); System.out.println(content);if (content == null) { break; } OutputStream os = socket.getOutputStream(); os.write(("RES, OK,<年班,小明>, ,#" + "/n").getBytes("utf-")); os.flush();} } catch (IOException e) { e.printStackTrace(); } } //定義讀取客戶端數(shù)據(jù)的方法 private String readFromClient() { try { str = br.readLine(); return str; } //如果捕捉到異常，表明該Socket對(duì)應(yīng)的客戶端已經(jīng)關(guān)閉 catch (IOException e) { try {br.close();reader.close();socket.close();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();} } return null; } }

packageimport java.io.*;import java.net.*;public class TalkClient {public static void main(String args[]) throws UnknownHostException, IOException {Socket socket=new Socket("...",);PrintWriter os=new PrintWriter(socket.getOutputStream());BufferedReader is=new BufferedReader(new InputStreamReader(socket.getInputStream()));int i=;while(socket.isConnected()){os.print("BEAT,,,,.,,#"+"/n");os.flush();System.out.println("Client:"+i);System.out.println("Server:"+is.readLine());i++;} //繼續(xù)循環(huán)os.close(); //關(guān)閉Socket輸出流is.close(); //關(guān)閉Socket輸入流socket.close(); //關(guān)閉Socket}}