socket的多线程实现

步骤:

  1、服务端创建ServerSocket,循环调用accept()等待客户端连接;

  2、客户端创建socket并请求与服务端对话;

  3、服务端接收客户端的请求,创建socket与客户端进行专线连接;

  4、服务端监测是否接收到消息,长时间没有接收到消息则关闭连接;

  public class ServerSocketThread extends Thread{

  private Socket socket = null;

  public ServerSocketThread (Socket socket){
  this.socket = socket;
  }
  @Override
  public void run(){
    try {
      InputStream inputStream = socket.getInputStream();
      OutputStream outputStream = socket.getOutputStream();
      BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
      if(bufferedReader.readLine()!=null){
        String read = bufferedReader.readLine();
        System.out.println(read);
        System.out.println(str2HexStr(read));
      }
    /**
    * 关闭输出流
    */
    socket.shutdownOutput();


    /**
    * 关闭相对应的资源
    */
    outputStream.close();
    bufferedReader.close();
    inputStream.close();
    socket.close();
    } catch (IOException e) {
    e.printStackTrace();
    }


  }
}

public class SocketServer {
  public static void main(String[] args) {
    try {
      ServerSocket serverSocket = new ServerSocket(8888);
      Socket socket = null;
      int clientCount = 0;

      while(true){
        socket = serverSocket.accept();
        ServerSocketThread serverSocketThread = new ServerSocketThread(socket);
        serverSocketThread.start();
        clientCount++;
        System.out.println("客户端数量为:"+clientCount);
      }
    } catch (IOException e) {
    e.printStackTrace();
  }
  }
}

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