tcpclient.java

Java网络编程应用：包括简易聊天程序的客服端和服务器端的源代码

import java.net.*;
import java.io.*;
public class TcpClient
{
	public static void main(String [] args) 
	{
	try
	{
		//Socket s=new Socket(InetAddress.getByName("127.0.0.1"),8001);
		if(args.length < 2)
		{
			System.out.println("Usage:java TcpClient ServerIP ServerPort");
			return;
		}
		Socket s=new Socket(
		InetAddress.getByName(args[0]),Integer.parseInt(args[1]));
		InputStream ips=s.getInputStream();
		OutputStream ops=s.getOutputStream();
		
		BufferedReader brKey = 
		new BufferedReader(new InputStreamReader(System.in));
		DataOutputStream dos = new DataOutputStream(ops);
		BufferedReader brNet = new BufferedReader(new InputStreamReader(ips));

		while(true)
		{
			String strWord = brKey.readLine();
			dos.writeBytes(strWord + System.getProperty("line.separator"));
			if(strWord.equalsIgnoreCase("quit"))
				break;
			else
				System.out.println(brNet.readLine());
		}
		dos.close();
		brNet.close();
		brKey.close();
		s.close();
	}catch(Exception e){e.printStackTrace();}
	}
}