please I wanna to make asimple multiplayer game over internet using network programming in java 
please any advice for this and i want asimple idea about game
or if any one have alink about asimple projects withh code;)
thanks in advance
Welcome Newcomer:
Use these functions for Multiplayer:
Network.Connect(ip,port);
Network.InitializeServer(maxplayers, port)
And also check the Networking Scripting Reference