jabberclient.java

一个基于tcp/ip的程序

import java.lang.Thread;
import java.net.*;
import java.io.*;
public class JabberClient
{
	public static void main(String[] args)throws IOException
	{
		//向getByName()传送一个null以产生"Local Loopback"IP地址
		InetAddress addr=InetAddress.getByName(null);
		System.out.println("addr="+addr);
		Socket socket=new Socket(addr,JabberServer.PORT);
		//确保关闭所有的套接字
	
		try
		{
			System.out.println("socket="+socket);
			BufferedReader in=new BufferedReader(new InputStreamReader(socket.getInputStream()));
			//Output is automatically flushed by PrintWriter:
			PrintWriter out=new PrintWriter(new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())),true);
			/*for(int i=0;i<10;i++)
			{
				out.println("howdy"+i);
				String str=in.readLine();
				System.out.println(str);
			}						
			out.println("END");*/
			if(args.length==0)
			{
				System.err.println("Usage:Please write your info!");
			}
			else
			{
				for(int i=0;i<args.length;i++)
				{
				out.println(args[i]);
				String str=in.readLine();
				System.out.println(args[i]);
				if(i==args.length-1)
				{System.out.println("\n"+str);}
				}
				out.println("END");
			}

		}
		finally
		{
			System.out.println("closing...");
			socket.close();
		}
	}
}