private @Nullable File findIoFile(@NotNull String filePath) {
    File ioFile = new File(filePath);
    if (ioFile.isAbsolute() && ioFile.isFile()) {
      return ioFile;
    }
    if (myBaseDir != null) {
      ioFile = new File(myBaseDir.getPath(), filePath);
      if (ioFile.isFile()) {
        return ioFile;
      }
    }
    return null;
  }
private @Nullable File findIoFile(@NotNull String filePath)