@Nullable
  @Override
  public String getOutputFilePath() {
    if (StringUtil.isEmpty(myOutputPath)) return null;
    JpsCompositePackagingElement root = getRootElement();
    return root instanceof JpsArchivePackagingElement ? myOutputPath + "/" + ((JpsArchivePackagingElement)root).getArchiveName() : myOutputPath;
  }
@Nullable
  @Override
  public String getOutputFilePath()