public boolean setCategory(String category) throws ParseException {
    if (category == null || category.length() == 0) return false;

    String[] categories = category.split(",");

    Query catQuery = null;
    QueryParser qp =
        new QueryParser(
            DocumentWrap.CATEGORY, AnalyzerFactory.get(collectionsList.get(0).getLanguage()));
    if (categories.length == 1) {
      catQuery = qp.parse(categories[0]);
    } else {
      catQuery = new BooleanQuery();
      for (int i = 0; i < categories.length; i++) {
        ((BooleanQuery) catQuery).add(qp.parse(categories[i]), BooleanClause.Occur.SHOULD);
      }
    }

    this.query = combineQueries(catQuery, this.query);
    return true;
  }
  public boolean setCriteria(String _critera, String type) throws ParseException {
    if (_critera == null || _critera.length() == 0) return false;

    // If this is 'simple' then we OR up all parameters
    if ((type == null || type.equalsIgnoreCase("simple")) && _critera.indexOf(",") != -1) {
      String[] tokens = _critera.split(",");
      _critera = tokens[0];
      for (int x = 1; x < tokens.length; x++) _critera += " OR " + tokens[x];
    }

    if (_critera.equals(
        "*")) // Special Case, this allows you to retrieve all results from the collection
    query = new MatchAllDocsQuery();
    else {
      QueryParser qp =
          new QueryParser(
              DocumentWrap.CONTENTS, AnalyzerFactory.get(collectionsList.get(0).getLanguage()));
      query = qp.parse(_critera);
    }

    return true;
  }