面试题 - 代码与编程题 - Java 的通信编程，编程题(或问答)，用JAVA SOCKET编程，读服务器几个字符，再写入本地显示？

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

public class Server {
  private ServerSocket ss;

  private Socket socket;

  private BufferedReader in;

  private PrintWriter out;

  public Server() {
    try {
      ss = new ServerSocket(10000);
      while (true) {
        socket = ss.accept();
        String RemoteIP = socket.getInetAddress().getHostAddress();
        String RemotePort = ":" + socket.getLocalPort();
        System.out.println("A client come in!IP:" + RemoteIP + RemotePort);
        in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
        String line = in.readLine();
        System.out.println("Cleint send is :" + line);
        out = new PrintWriter(socket.getOutputStream(), true);
        out.println("Your Message Received!");
        out.close();
        in.close();
        socket.close();
      }
    } catch (IOException e) {
      out.println("wrong");
    }
  }

  public static void main(String[] args) {
    new Server();
  }
};

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

public class Client {
  Socket socket;

  BufferedReader in;

  PrintWriter out;

  public Client() {
    try {
      System.out.println("Try to Connect to 127.0.0.1:10000");
      socket = new Socket("127.0.0.1", 10000);
      System.out.println("The Server Connected!");
      System.out.println("Please enter some Character:");
      BufferedReader line = new BufferedReader(new InputStreamReader(System.in));
      out = new PrintWriter(socket.getOutputStream(), true);
      out.println(line.readLine());
      in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
      System.out.println(in.readLine());
      out.close();
      in.close();
      socket.close();
    } catch (IOException e) {
      out.println("Wrong");
    }
  }

  public static void main(String[] args) {
    new Client();
  }
}