org.elasticsearch.index.fielddata.GeoPointScriptDocValues Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of elasticsearch Show documentation
Show all versions of elasticsearch Show documentation
Elasticsearch subproject :server
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.index.fielddata;
import org.apache.lucene.geo.GeoEncodingUtils;
import org.elasticsearch.common.geo.GeoPoint;
import org.elasticsearch.script.GeoPointFieldScript;
import java.util.Arrays;
public final class GeoPointScriptDocValues extends MultiGeoPointValues {
private final GeoPointFieldScript script;
private final GeoPoint point;
private int cursor;
GeoPointScriptDocValues(GeoPointFieldScript script) {
this.script = script;
this.point = new GeoPoint();
}
@Override
public boolean advanceExact(int docId) {
script.runForDoc(docId);
if (script.count() == 0) {
return false;
}
Arrays.sort(script.values(), 0, script.count());
cursor = 0;
return true;
}
@Override
public int docValueCount() {
return script.count();
}
@Override
public GeoPoint nextValue() {
final long value = script.values()[cursor++];
final int lat = (int) (value >>> 32);
final int lon = (int) (value & 0xFFFFFFFF);
return point.reset(GeoEncodingUtils.decodeLatitude(lat), GeoEncodingUtils.decodeLongitude(lon));
}
}