void parseSparseGt(String str, byte gt[], int valueInt) {
		if ((str == null) || (str.isEmpty()) || (str.equals("true"))) return;

		// Split comma separated indeces
		String idxs[] = str.split(",");
		byte value = (byte) valueInt;

		// Set all entries
		for (String idx : idxs) {
			int i = Gpr.parseIntSafe(idx);
			gt[i] = value;
		}

	}