多线程操作(TCP协议)

<pre name="code" class="java">线程:
package com.hfxt.p2;

import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.Socket;

//多线程:接收客户端的请求和回馈响应
public class LoginThread extends Thread{

	private Socket socket;
	
	//构造方法
	public LoginThread(Socket socket){
		this.socket = socket;
	}
	
	public void run(){
		try {
			//接收用户的请求
			InputStream is = socket.getInputStream();
			//用带缓冲区的字符流包起来
			BufferedReader br = new BufferedReader(new InputStreamReader(is));
			String line=null;
			while((line=br.readLine())!=null){
				System.out.println("客户端:"+line);
			}

			//获取客户端的IP
			InetAddress ia = socket.getInetAddress();
			String ip = ia.getHostAddress();
			System.out.println("客户端的ip:"+ip);
			
			//反馈给客户端的响应
			OutputStream os = socket.getOutputStream();
			String reply = "登录成功！";
			os.write(reply.getBytes());
			
			//关闭资源
			br.close();
			is.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}


服务器:
package com.hfxt.p2;

import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;

//服务器:一直监听请求,当监听到请求就创建一个线程处理请求
public class LoginSocket {

	public static void main(String[] args) {
		try {
			//创建服务器
			ServerSocket serverScoket = new ServerSocket(1000);
			//while(true)死循环，一直在监听
			while(true){
				//创建监听器(一直监听)
				Socket socket = serverScoket.accept();
				//监听到请求后,创建线程对象
				LoginThread lt = new LoginThread(socket);
				//开启线程
				lt.start();
			}
		} catch (IOException e) {
			e.printStackTrace();
		}
		
	}
}


客户端1：
package com.hfxt.p2;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.Socket;
import java.net.UnknownHostException;

//客户端1
public class ClientSocket1 {

	public static void main(String[] args) {
		try {
			//创建客户端
			Socket socket = new Socket("localhost",1000);
			OutputStream os = socket.getOutputStream();
			String str = "用户名:admin1,密码:546695448";
			byte[] strs = str.getBytes();
			os.write(strs);
			
			//关闭输出
			socket.shutdownOutput();
			//接收服务器的响应
			InputStream is = socket.getInputStream();
			BufferedReader br = new BufferedReader(new InputStreamReader(is));
			String reply = null;
			while((reply=br.readLine())!=null){
				System.out.println("服务器接收的信息:"+reply);
			}
			//关闭资源
			br.close();
			is.close();
			os.close();
			socket.close();
		} catch (UnknownHostException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}


客户端2：
package com.hfxt.p2;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.Socket;
import java.net.UnknownHostException;

//客户端2
public class ClientSocket2 {

	public static void main(String[] args) {
		try {
			//创建客户端
			Socket socket = new Socket("localhost",1000);
			OutputStream os = socket.getOutputStream();
			String str = "用户名:admin2,密码:546695448";
			byte[] strs = str.getBytes();
			os.write(strs);
			
			//关闭输出
			socket.shutdownOutput();
			//接收服务器的响应
			InputStream is = socket.getInputStream();
			BufferedReader br = new BufferedReader(new InputStreamReader(is));
			String reply = null;
			while((reply=br.readLine())!=null){
				System.out.println("服务器接收的信息:"+reply);
			}
			//关闭资源
			br.close();
			is.close();
			os.close();
			socket.close();
		} catch (UnknownHostException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}


客户端3：
package com.hfxt.p2;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.Socket;
import java.net.UnknownHostException;

//客户端3
public class ClientSocket3 {

	public static void main(String[] args) {
		try {
			//创建客户端
			Socket socket = new Socket("localhost",1000);
			OutputStream os = socket.getOutputStream();
			String str = "用户名:admin3,密码:546695448";
			byte[] strs = str.getBytes();
			os.write(strs);
			
			//关闭输出
			socket.shutdownOutput();
			//接收服务器的响应
			InputStream is = socket.getInputStream();
			BufferedReader br = new BufferedReader(new InputStreamReader(is));
			String reply = null;
			while((reply=br.readLine())!=null){
				System.out.println("服务器接收的信息:"+reply);
			}
			//关闭资源
			br.close();
			is.close();
			os.close();
			socket.close();
		} catch (UnknownHostException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}