/* * SPDX-License-Identifier: Apache-2.0 * * The OpenSearch Contributors require contributions made to * this file be licensed under the Apache-2.0 license or a * compatible open source license. */ /* * Licensed to Elasticsearch under one or more contributor * license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright * ownership. Elasticsearch licenses this file to you under * the Apache License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ /* * Modifications Copyright OpenSearch Contributors. See * GitHub history for details. */ package org.opensearch.index.fielddata.plain; import org.apache.lucene.geo.GeoEncodingUtils; import org.apache.lucene.index.DocValues; import org.apache.lucene.index.LeafReader; import org.apache.lucene.index.SortedNumericDocValues; import org.apache.lucene.util.Accountable; import org.opensearch.common.geo.GeoPoint; import org.opensearch.index.fielddata.MultiGeoPointValues; import java.io.IOException; import java.util.Collection; import java.util.Collections; /** * LatLonPoint field data * * @opensearch.internal */ final class LatLonPointDVLeafFieldData extends AbstractLeafGeoPointFieldData { private final LeafReader reader; private final String fieldName; LatLonPointDVLeafFieldData(LeafReader reader, String fieldName) { super(); this.reader = reader; this.fieldName = fieldName; } @Override public long ramBytesUsed() { return 0; // not exposed by lucene } @Override public Collection<Accountable> getChildResources() { return Collections.emptyList(); } @Override public void close() { // noop } @Override public MultiGeoPointValues getGeoPointValues() { try { final SortedNumericDocValues numericValues = DocValues.getSortedNumeric(reader, fieldName); return new MultiGeoPointValues() { final GeoPoint point = new GeoPoint(); @Override public boolean advanceExact(int doc) throws IOException { return numericValues.advanceExact(doc); } @Override public int docValueCount() { return numericValues.docValueCount(); } @Override public GeoPoint nextValue() throws IOException { final long encoded = numericValues.nextValue(); point.reset(GeoEncodingUtils.decodeLatitude((int) (encoded >>> 32)), GeoEncodingUtils.decodeLongitude((int) encoded)); return point; } }; } catch (IOException e) { throw new IllegalStateException("Cannot load doc values", e); } } }