package com.kgp.core;

public class Game {

	protected static long period;
	protected static int periodInMSec;
	
	public static long getPeriod()
	{
		return period;
	}
	
	public static int getPeriodInMSec()
	{
		return periodInMSec;
	}
}

Add Game class that holds global variables of importance to the engine