import java.io.FileInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;

public class MyServer {
   
    public static void main(String[] args) throws Exception {
        
        
        ServerSocket server = new ServerSocket(4567, 30, InetAddress.getByName("localhost"));
        
        Socket socket = server.accept();
        
        OutputStream out = socket.getOutputStream();
        
        InputStream is = new FileInputStream("1.html");
        byte[] buf = new byte[1024];
        int len = -1;
        while( (len = is.read(buf)) > 0) {
            out.write(buf, 0, len);
        }
        is.close();
        out.close();
        socket.close();
        server.close();
        
        
    }

}

好的代码，要有自己的注释。自己的总结。楼主加油