public int getOriginalOffset(final @NotNull VirtualFile file, final int convertedOffset) {
    final LineOffsets offsets = getLineOffsets(file);
    if (offsets.myLineOffsetsAreTheSame) return convertedOffset;

    return getCorrespondingOffset(offsets.myConvertedLineOffsets, offsets.myOriginalLineOffsets, convertedOffset);
  }
public int getOriginalOffset(final @NotNull VirtualFile file, final int convertedOffset)