Examples with FacetedContentsResult org.entando.entando.aps.system.services.searchengine.FacetedContentsResult used on opensource projects

Example 6 with FacetedContentsResult

use of org.entando.entando.aps.system.services.searchengine.FacetedContentsResult in project entando-core by entando.

the class SearcherDAO method searchContents.

protected FacetedContentsResult searchContents(SearchEngineFilter[] filters, Collection<ITreeNode> categories, Collection<String> allowedGroups, boolean faceted) throws ApsSystemException {
    FacetedContentsResult result = new FacetedContentsResult();
    List<String> contentsId = new ArrayList<String>();
    IndexSearcher searcher = null;
    try {
        searcher = this.getSearcher();
        Query query = null;
        if ((null == filters || filters.length == 0) && (null == categories || categories.isEmpty()) && (allowedGroups != null && allowedGroups.contains(Group.ADMINS_GROUP_NAME))) {
            query = new MatchAllDocsQuery();
        } else {
            query = this.createQuery(filters, categories, allowedGroups);
        }
        TopDocs topDocs = searcher.search(query, null, 1000);
        ScoreDoc[] scoreDocs = topDocs.scoreDocs;
        Map<String, Integer> occurrences = new HashMap<String, Integer>();
        if (scoreDocs.length > 0) {
            for (int index = 0; index < scoreDocs.length; index++) {
                Document doc = searcher.doc(scoreDocs[index].doc);
                contentsId.add(doc.get(IIndexerDAO.CONTENT_ID_FIELD_NAME));
                if (faceted) {
                    Set<String> codes = new HashSet<String>();
                    String[] categoryPaths = doc.getValues(IIndexerDAO.CONTENT_CATEGORY_FIELD_NAME);
                    for (int i = 0; i < categoryPaths.length; i++) {
                        String categoryPath = categoryPaths[i];
                        String[] paths = categoryPath.split(IIndexerDAO.CONTENT_CATEGORY_SEPARATOR);
                        codes.addAll(Arrays.asList(paths));
                    }
                    Iterator<String> iter = codes.iterator();
                    while (iter.hasNext()) {
                        String code = iter.next();
                        Integer value = occurrences.get(code);
                        if (null == value) {
                            value = 0;
                        }
                        occurrences.put(code, (value + 1));
                    }
                }
            }
        }
        result.setOccurrences(occurrences);
        result.setContentsId(contentsId);
    } catch (IndexNotFoundException inf) {
        _logger.error("no index was found in the Directory", inf);
    } catch (Throwable t) {
        _logger.error("Error extracting documents", t);
        throw new ApsSystemException("Error extracting documents", t);
    } finally {
        this.releaseResources(searcher);
    }
    return result;
}