socket通信_小蜗牛的博客

服务端： 

服务端：
public class Server {
  public static void main(String[] argv) throws Exception {
    ServerSocket serverSocket = new ServerSocket(12345);

    while(true){
      DataInputStream inputStream = null;
      DataOutputStream outputStream = null;

      Socket socket = serverSocket.accept();
      try {
        inputStream  = new DataInputStream(socket.getInputStream());
        outputStream = new DataOutputStream(socket.getOutputStream());

        String cityName = inputStream.readUTF();
        String result = "晴天";
        outputStream.writeUTF(cityName+":"+result);
      }catch (Exception e){
        e.printStackTrace();
      }finally {
        if(inputStream!=null){
          inputStream.close();
        }
        if(outputStream!=null){
          outputStream.close();
        }
      }
    }
    }

}服务端：
public class Server {
  public sta