Examples with SortedSetDocValuesFacetCounts org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetCounts used on opensource projects

Example 6 with SortedSetDocValuesFacetCounts

use of org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetCounts in project lucene-solr by apache.

the class SimpleSortedSetFacetsExample method search.

/** User runs a query and counts facets. */
private List<FacetResult> search() throws IOException {
    DirectoryReader indexReader = DirectoryReader.open(indexDir);
    IndexSearcher searcher = new IndexSearcher(indexReader);
    SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(indexReader);
    // Aggregatses the facet counts
    FacetsCollector fc = new FacetsCollector();
    // MatchAllDocsQuery is for "browsing" (counts facets
    // for all non-deleted docs in the index); normally
    // you'd use a "normal" query:
    FacetsCollector.search(searcher, new MatchAllDocsQuery(), 10, fc);
    // Retrieve results
    Facets facets = new SortedSetDocValuesFacetCounts(state, fc);
    List<FacetResult> results = new ArrayList<>();
    results.add(facets.getTopChildren(10, "Author"));
    results.add(facets.getTopChildren(10, "Publish Year"));
    indexReader.close();
    return results;
}

Example 7 with SortedSetDocValuesFacetCounts

use of org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetCounts in project lucene-solr by apache.

the class SimpleSortedSetFacetsExample method drillDown.

/** User drills down on 'Publish Year/2010'. */
private FacetResult drillDown() throws IOException {
    DirectoryReader indexReader = DirectoryReader.open(indexDir);
    IndexSearcher searcher = new IndexSearcher(indexReader);
    SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(indexReader);
    // Now user drills down on Publish Year/2010:
    DrillDownQuery q = new DrillDownQuery(config);
    q.add("Publish Year", "2010");
    FacetsCollector fc = new FacetsCollector();
    FacetsCollector.search(searcher, q, 10, fc);
    // Retrieve results
    Facets facets = new SortedSetDocValuesFacetCounts(state, fc);
    FacetResult result = facets.getTopChildren(10, "Author");
    indexReader.close();
    return result;
}

Example 8 with SortedSetDocValuesFacetCounts

use of org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetCounts in project searchcode-server by boyter.

the class CodeSearcher method getLanguageFacetResults.

/**
     * Returns the matching language facets for a given query
     */
private List<CodeFacetLanguage> getLanguageFacetResults(IndexSearcher searcher, IndexReader reader, Query query) {
    List<CodeFacetLanguage> codeFacetLanguages = new ArrayList<>();
    try {
        SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(reader, Values.LANGUAGENAME);
        FacetsCollector fc = new FacetsCollector();
        FacetsCollector.search(searcher, query, 10, fc);
        Facets facets = new SortedSetDocValuesFacetCounts(state, fc);
        FacetResult result = facets.getTopChildren(200, Values.LANGUAGENAME);
        if (result != null) {
            int stepThru = result.childCount > 200 ? 200 : result.childCount;
            for (int i = 0; i < stepThru; i++) {
                LabelAndValue lv = result.labelValues[i];
                if (lv != null && lv.value != null) {
                    codeFacetLanguages.add(new CodeFacetLanguage(lv.label, lv.value.intValue()));
                }
            }
        }
    } catch (IOException ex) {
    } catch (Exception ex) {
    }
    return codeFacetLanguages;
}

Example 9 with SortedSetDocValuesFacetCounts

use of org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetCounts in project searchcode-server by boyter.

the class CodeSearcher method getOwnerFacetResults.

/**
     * Returns the matching owner facets for a given query
     */
private List<CodeFacetOwner> getOwnerFacetResults(IndexSearcher searcher, IndexReader reader, Query query) {
    List<CodeFacetOwner> codeFacetRepo = new ArrayList<>();
    try {
        SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(reader, Values.CODEOWNER);
        FacetsCollector fc = new FacetsCollector();
        FacetsCollector.search(searcher, query, 10, fc);
        Facets facets = new SortedSetDocValuesFacetCounts(state, fc);
        FacetResult result = facets.getTopChildren(200, Values.CODEOWNER);
        if (result != null) {
            int stepThru = result.childCount > 200 ? 200 : result.childCount;
            for (int i = 0; i < stepThru; i++) {
                LabelAndValue lv = result.labelValues[i];
                if (lv != null && lv.value != null) {
                    codeFacetRepo.add(new CodeFacetOwner(lv.label, lv.value.intValue()));
                }
            }
        }
    } catch (IOException ex) {
    } catch (Exception ex) {
    }
    return codeFacetRepo;
}

Example 10 with SortedSetDocValuesFacetCounts

use of org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetCounts in project searchcode-server by boyter.

the class TimeCodeSearcher method getOwnerFacetResults.

/**
     * Returns the matching owner facets for a given query
     */
private List<CodeFacetOwner> getOwnerFacetResults(IndexSearcher searcher, IndexReader reader, Query query) {
    List<CodeFacetOwner> codeFacetRepo = new ArrayList<>();
    try {
        SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(reader, Values.CODEOWNER);
        FacetsCollector fc = new FacetsCollector();
        FacetsCollector.search(searcher, query, 10, fc);
        Facets facets = new SortedSetDocValuesFacetCounts(state, fc);
        FacetResult result = facets.getTopChildren(200, Values.CODEOWNER);
        if (result != null) {
            int stepThru = result.childCount > 200 ? 200 : result.childCount;
            for (int i = 0; i < stepThru; i++) {
                LabelAndValue lv = result.labelValues[i];
                if (lv != null && lv.value != null) {
                    codeFacetRepo.add(new CodeFacetOwner(lv.label, lv.value.intValue()));
                }
            }
        }
    } catch (IOException ex) {
        LOGGER.warning(" caught a " + ex.getClass() + "\n with message: " + ex.getMessage());
    } catch (Exception ex) {
        LOGGER.warning(" caught a " + ex.getClass() + "\n with message: " + ex.getMessage());
    }
    return codeFacetRepo;
}