private static MappingObject ObjectAt(PCalLocation loc,MappingObject[][] map){
  return map[loc.getLine()][loc.getColumn()];
}

private static MappingObject ObjectAt ( PCalLocation loc , MappingObject [ ] [ ] map ) { return map [ loc . getLine ( ) ] [ loc . getColumn ( ) ] ; }
returns the mappingobject at the location in map indicated by loc .
