private void loadBlockData(String x, String y, String z, String wn) {
        try {
            blockX = (ArrayList<Integer>) load(this.blockFileX);
            blockY = (ArrayList<Integer>) load(this.blockFileY);
            blockZ = (ArrayList<Integer>) load(this.blockFileZ);
            this.loadedWorld = wn;
            hasSaved = false;
        } catch (EOFException e) {
        } catch (Exception e) {
        }
    }