protected List<DLFileEntry> doFindBy_G_U_F_M(
      long userId, String mimeType, QueryDefinition<DLFileEntry> queryDefinition) throws Exception {

    List<Long> folderIds = ListUtil.toList(new long[] {_defaultRepositoryFolder.getFolderId()});

    String[] mimeTypes = null;

    if (mimeType != null) {
      mimeTypes = new String[] {mimeType};
    }

    return DLFileEntryLocalServiceUtil.getFileEntries(
        _group.getGroupId(), userId, folderIds, mimeTypes, queryDefinition);
  }
  protected List<DLFileEntry> doFindBy_G_U_R_F_M(
      long userId,
      List<Long> repositoryIds,
      List<Long> folderIds,
      String mimeType,
      QueryDefinition<DLFileEntry> queryDefinition)
      throws Exception {

    String[] mimeTypes = null;

    if (mimeType != null) {
      mimeTypes = new String[] {mimeType};
    }

    return DLFileEntryLocalServiceUtil.getFileEntries(
        _group.getGroupId(), userId, repositoryIds, folderIds, mimeTypes, queryDefinition);
  }