public static @NotNull Set<String> createFilePathLinkedSet() {
    return SystemInfoRt.isFileSystemCaseSensitive
           ? createSmallMemoryFootprintLinkedSet()
           : new ObjectLinkedOpenCustomHashSet<>(FastUtilHashingStrategies.getCaseInsensitiveStringStrategy());
  }
public static @NotNull Set<String> createFilePathLinkedSet()