import java.net.*;
import java.io.*;

public class SocketClientDemo{
	int port=2345; //端口號
	String host="localhost"; //服務器地址
	Socket socket; //客戶端套接字
	
	public SocketClientDemo(){
		try{
			socket=new Socket(InetAddress.getByName(host),port); //實例化套按字
			
			DataInputStream in=new DataInputStream(socket.getInputStream()); //得到輸入流
			DataOutputStream out=new DataOutputStream(socket.getOutputStream()); //得到輸出流
			byte[] buffer=new byte[256]; //緩沖區
			in.read(buffer); //讀入數據到緩沖區
			System.out.println(new String(buffer)); //輸出信息
			System.out.println("Connect Success!");
			socket.close(); //關閉套接字
		}
		catch (IOException ex){
			ex.printStackTrace(); //輸出錯誤信息
		}			
	}
	
	public static void main(String[] args){
		new SocketClientDemo();
	}
}