@Nonnull
		public Collection<String> getCustomAttributeNames() {
			Set<String> names = new TreeSet<>();
			if (classCustomAttributes != null)
				classCustomAttributes.stream()
						.map(a -> a.type)
						.forEach(names::add);
			fieldCustomAttributes.values()
					.map(a -> a.type)
					.forEach(names::add);
			methodCustomAttributes.values()
					.map(a -> a.type)
					.forEach(names::add);
			return names;
		}
@return Unique names of attributes found.
recaf-core/src/main/java/software/coley/recaf/info/builder/JvmClassInfoBuilder.java