The Pong Game Engine used for an AI Experiment

PongClient Protocol: | Query | Response --------------------+------------------------------+----------------------- Commands: | "MOVE " + {"up [n]", | "OK" | "down [n]", | | "stop"} | | | "ERROR" | |
Requests: | "GET " + {"screenSize", | "[sizeX],[sizeY]" | "ballLocation", | "[ballX],[ballY]" | "ballSize", | "[ballD]" | "BallVelocity", | "[ballDX],[ballDY]" | "myPaddle", | "[pX],[pY],[pV]" | "opponentPaddle", | "[pX],[pY],[pV]" | "paddleSize", | "[pW],[pH]" | "score"} | "[myScore],[opponentScore]" | | "ERROR" | | Status: | "DONE" | "DONE" | | "NO" | | "ERROR"

What's New:

V1.2:

Protocol        *Added "DONE" to display current running state of Server.  If response is "DONE" the client socket should be closed.

    Ball.java       *Set default ball speed to 20
    
    Player.java     *Fixed "ERROR" responses unexpectedly closing server.
                    *Added log method to verbos output from the server to command line.
                    
    PongApplet.java *Added log method to verbox output from the game to command line.
                    *Modified running variable for protocol access

V1.1:

Ball.java	*Split update into intervals based on speed.
		*Fixed passing through paddles when ball is moving exceptionally fast.
		*Removed unused if statements.