01-Socket服务器

package com.day1;

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.ServerSocket;
import java.net.Socket;

public class Server {

    /**刘诗华
     * @param args
     * @throws Exception
     */
    public static void main(String[] args) throws Exception {

        //创建服务器 ServerSocket对象 向系统内核申请注册一个套接字
        ServerSocket serverSocket=new ServerSocket(8080);

        System.out.println("等待中...");

        //接受客户端请求,处理阻塞状态
        Socket socket = serverSocket.accept();

        //获取客户端的输入流,站的角度是服务器
        InputStream in = socket.getInputStream();

        //设置缓冲区
        byte[] buffer=new byte[1024];

        int len=-1;
        StringBuilder sb=new StringBuilder();
        while((len=in.read(buffer))!=-1)
        {
            sb.append(new String(buffer,0,len));
        }

        //关闭套接字对象
        socket.close();
        serverSocket.close();

        System.out.println(sb.toString());

    }
}