* @param args
*/
public static void main(String[] args) {
//set the cache drastically low
navMan.setCacheSize(10);
Tile t = new Tile(9999, 9999);
int code = t.hashCode();
System.gc();
long sTot, sFree, sMax;
long dTot, dFree;
sTot = Runtime.getRuntime().totalMemory();
sFree = Runtime.getRuntime().freeMemory();