tcpclienta.java

培训的时候的代码

package day15;
import java.net.*;
import java.io.*;
import java.util.*;
public class TCPClientA {

	
	public static void main(String[] args) {
		Socket s=null;
		while(true){
		try {
			
			s=new Socket("127.0.0.1",9999);
			PrintWriter out=new PrintWriter(s.getOutputStream());
			BufferedReader br=new BufferedReader(new InputStreamReader( s.getInputStream()));
			BufferedReader sin=new BufferedReader(new InputStreamReader(System.in));
			String str;
			
				str=sin.readLine();
				out.println(str);
				out.flush();
				if(!s.equals("bye")){
					System.out.println("服务器回复:"+br.readLine());
					
				}
				else{
					System.out.println("连接关闭......");
				}
			

//			String st=br.readLine();
//			System.out.println(str);
		} catch (IOException e) {
			
			e.printStackTrace();
		} finally{
			if(s!=null){
				try {
					s.close();
				} catch (IOException e) {
					
					e.printStackTrace();
				}
			}
			
		}
		
		}
	}

}