Example usage for org.apache.lucene.facet FacetsConfig pathToString

Introduction

In this page you can find the example usage for org.apache.lucene.facet FacetsConfig pathToString.

Prototype

public static String pathToString(String[] path, int length) 

Source Link

Document

Turns the first length elements of path into an encoded string.

Usage

From source file:com.qwazr.search.query.DrillDrownQuery.java

License:Apache License

final static Term facetTerm(String indexedField, String dim, String... path) {
    return new Term(indexedField, FacetsConfig.pathToString(dim, path));
}

---

From source file:com.qwazr.search.query.FacetPathQuery.java

License:Apache License

@Override
final public Query getQuery(QueryContext queryContext) throws IOException {
    Objects.requireNonNull(dimension, "The dimension is missing");
    final String indexFieldName = queryContext.analyzer.getContext().facetsConfig
            .getDimConfig(dimension).indexFieldName;
    final Term term = new Term(indexFieldName, FacetsConfig.pathToString(dimension, path));
    return new org.apache.lucene.search.TermQuery(term);
}

---

From source file:org.apache.jackrabbit.oak.plugins.index.lucene.util.FilteredSortedSetDocValuesFacetCounts.java

License:Apache License

private LabelAndValue[] filterFacet(int docId, String dimension, LabelAndValue[] labelAndValues)
        throws IOException {
    boolean filterd = false;
    Map<String, Long> newValues = new HashMap<String, Long>();

    Document document = reader.document(docId);
    SortedSetDocValues docValues = state.getDocValues();
    docValues.setDocument(docId);/* w w  w  .  j  a  v  a  2s  .  c  o  m*/

    // filter using doc values (avoiding requiring stored values)
    if (!filter.isAccessible(document.getField(FieldNames.PATH).stringValue() + "/" + dimension)) {
        filterd = true;
        for (LabelAndValue lv : labelAndValues) {
            long existingCount = lv.value.longValue();

            BytesRef key = new BytesRef(FacetsConfig.pathToString(dimension, new String[] { lv.label }));
            long l = docValues.lookupTerm(key);
            if (l >= 0) {
                if (existingCount > 0) {
                    newValues.put(lv.label, existingCount - 1);
                } else {
                    if (newValues.containsKey(lv.label)) {
                        newValues.remove(lv.label);
                    }
                }
            }
        }
    }
    LabelAndValue[] filteredLVs;
    if (filterd) {
        filteredLVs = new LabelAndValue[newValues.size()];
        int i = 0;
        for (Map.Entry<String, Long> entry : newValues.entrySet()) {
            filteredLVs[i] = new LabelAndValue(entry.getKey(), entry.getValue());
            i++;
        }
    } else {
        filteredLVs = labelAndValues;
    }

    return filteredLVs;
}

---