如何将准备好的服务器加载到GAE？

I have a net game with swing applet clients and server for managing. (Server based on Sockets) I always ran it locally and I want to upload it to GAE. I would like to know how do I upload the server and client applet ,step by step in eclipse to GAE and also would like to know which port I will need in my game in which run locally on port 7777.I have a net game with swing applet clients and