使用TCP协议完成一个客户端一个服务器，该怎么写 - 黑马程序员技术交流社区

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package tcp.communication;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.Socket;
import java.net.UnknownHostException;
public class Sender {
/**
* @param args
* @throws IOException
* @throws UnknownHostException
*/
public static void main(String[] args) throws UnknownHostException,
IOException {
// 建立套接字对象
Socket s = new Socket("192.168.31.248", 10086);
// 获取输入流对象
InputStream is = s.getInputStream();
OutputStream os = s.getOutputStream();
// 封装键盘录入信息
String message = null;
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
BufferedReader feedback = new BufferedReader(new InputStreamReader(is));
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(os));
while((message = br.readLine())!= null){
if("886".equals(message))
break;
bw.write(message);
bw.newLine();
bw.flush();
System.out.println(s.getInetAddress().getHostAddress()+" ... "+feedback.readLine());
}
// 发送信息
// 释放资源
os.close();
}
}

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