Introduction - If you have any usage issues, please Google them yourself
Write a Java web application, the application sub-server-side program and client program in two parts. Server program started, listening port 5678 of the request client program starts, send a request to the server port 5678. Server, the client continued to receive the written information, and the server will also make a " Receive" In response to inform the client has received the message. Requirements: Multi-threaded server program development, allowing multiple simultaneous connections the client program. The client sends " End" string, the client program exit