protected static @Nullable
  ClassData getClassData(
    final @NotNull String filePath,
    final @NotNull ProjectData data,
    final @NotNull Map<String, String> normalizedFiles2Files) {
    final String originalFileName = normalizedFiles2Files.get(filePath);
    if (originalFileName == null) {
      return null;
    }
    return data.getClassData(originalFileName);
  }
protected static @Nullable
  ClassData getClassData(
    final @NotNull String filePath,
    final @NotNull ProjectData data,
    final @NotNull Map<String, String> normalizedFiles2Files)