private static List<AccessFlag> parseModifierOrder(String string) {
			if (string == null) return Collections.emptyList();
			return Arrays.stream(string.split(" "))
					.map(nameToFlagMap::get)
					.map(Objects::requireNonNull)
					.collect(Collectors.toList());
		}
Comparator to sort flags by their recommended ordering.
recaf-core/src/main/java/software/coley/recaf/util/AccessFlag.java