本文共 2063 字，大约阅读时间需要 6 分钟。

package com.cug.net09;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.net.Socket;public class ClientDemo {	public static void main(String[] args) throws IOException {		Socket s = new Socket("bluze",11111);				BufferedReader br = new BufferedReader(new FileReader("UserThread.java"));		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(s.getOutputStream()));				String line = null;		while((line = br.readLine())!=null){			bw.write(line);			bw.newLine();			bw.flush();		}				s.shutdownOutput();				BufferedReader brClient = new BufferedReader(new InputStreamReader(s.getInputStream()));		System.out.println(brClient.readLine());				br.close();		s.close();					}}

package com.cug.net09;import java.io.IOException;import java.net.ServerSocket;import java.net.Socket;public class ServerDemo {	public static void main(String[] args) throws IOException {		ServerSocket ss = new ServerSocket(11111);				while(true){			Socket s = ss.accept();			new Thread((new UserThread(s))).start();		}	}}

package com.cug.net09;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.net.Socket;public class UserThread implements Runnable {	private Socket s;	public UserThread(Socket s){		this.s = s;	}	@Override	public void run() {		try{			BufferedReader br = new BufferedReader(new InputStreamReader(s.getInputStream()));			BufferedWriter bw = new BufferedWriter(new FileWriter(System.currentTimeMillis()+".java"));						String line = null;			while((line = br.readLine())!=null){				bw.write(line);				bw.newLine();				bw.flush();			}								BufferedWriter bwServer = new BufferedWriter(new OutputStreamWriter(s.getOutputStream()));			bwServer.write("Server收到数据");				bwServer.newLine();			bwServer.flush();						bw.close();			s.close();		}catch(IOException e){			e.printStackTrace();		}			}}

转载地址：http://imhkb.baihongyu.com/