网络接口层的TCP/IP协议栈

 package debug.io.bio.server;

    
  
    
 import java.io.BufferedReader;
    
 import java.io.IOException;
    
 import java.io.InputStreamReader;
    
 import java.io.PrintWriter;
    
 import java.net.InetSocketAddress;
    
 import java.net.ServerSocket;
    
 import java.net.Socket;
    
 import java.util.Objects;
    
  
    
 /** * <p>BIO的服务端</p>
    
  * @since 2022/5/20
    
  * @author dingrui
    
  */
    
 public class ServerSocketTest {
    
  
    
     private static final int PORT = 9992;
    
  
    
     public stati