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/*
* 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.
*/
package org.elasticsearch.index.fielddata.plain;
import org.apache.lucene.util.FixedBitSet;
import org.apache.lucene.util.RamUsageEstimator;
import org.apache.lucene.util.packed.PagedMutable;
import org.elasticsearch.common.geo.GeoPoint;
import org.elasticsearch.index.fielddata.AtomicGeoPointFieldData;
import org.elasticsearch.index.fielddata.GeoPointValues;
import org.elasticsearch.index.fielddata.ScriptDocValues;
import org.elasticsearch.index.fielddata.ordinals.Ordinals;
import org.elasticsearch.index.mapper.geo.GeoPointFieldMapper;
/**
* Field data atomic impl for geo points with lossy compression.
*/
public abstract class GeoPointCompressedAtomicFieldData extends AtomicGeoPointFieldData {
private final int numDocs;
protected long size = -1;
public GeoPointCompressedAtomicFieldData(int numDocs) {
this.numDocs = numDocs;
}
@Override
public void close() {
}
@Override
public int getNumDocs() {
return numDocs;
}
@Override
public ScriptDocValues getScriptValues() {
return new ScriptDocValues.GeoPoints(getGeoPointValues());
}
static class WithOrdinals extends GeoPointCompressedAtomicFieldData {
private final GeoPointFieldMapper.Encoding encoding;
private final PagedMutable lon, lat;
private final Ordinals ordinals;
public WithOrdinals(GeoPointFieldMapper.Encoding encoding, PagedMutable lon, PagedMutable lat, int numDocs, Ordinals ordinals) {
super(numDocs);
this.encoding = encoding;
this.lon = lon;
this.lat = lat;
this.ordinals = ordinals;
}
@Override
public boolean isMultiValued() {
return ordinals.isMultiValued();
}
@Override
public boolean isValuesOrdered() {
return true;
}
@Override
public long getNumberUniqueValues() {
return ordinals.getNumOrds();
}
@Override
public long getMemorySizeInBytes() {
if (size == -1) {
size = RamUsageEstimator.NUM_BYTES_INT/*size*/ + RamUsageEstimator.NUM_BYTES_INT/*numDocs*/ + lon.ramBytesUsed() + lat.ramBytesUsed();
}
return size;
}
@Override
public GeoPointValues getGeoPointValues() {
return new GeoPointValuesWithOrdinals(encoding, lon, lat, ordinals.ordinals());
}
public static class GeoPointValuesWithOrdinals extends GeoPointValues {
private final GeoPointFieldMapper.Encoding encoding;
private final PagedMutable lon, lat;
private final Ordinals.Docs ordinals;
private final GeoPoint scratch = new GeoPoint();
GeoPointValuesWithOrdinals(GeoPointFieldMapper.Encoding encoding, PagedMutable lon, PagedMutable lat, Ordinals.Docs ordinals) {
super(ordinals.isMultiValued());
this.encoding = encoding;
this.lon = lon;
this.lat = lat;
this.ordinals = ordinals;
}
@Override
public GeoPoint nextValue() {
final long ord = ordinals.nextOrd();
assert ord > 0;
return encoding.decode(lat.get(ord), lon.get(ord), scratch);
}
@Override
public int setDocument(int docId) {
this.docId = docId;
return ordinals.setDocument(docId);
}
}
}
/**
* Assumes unset values are marked in bitset, and docId is used as the index to the value array.
*/
public static class SingleFixedSet extends GeoPointCompressedAtomicFieldData {
private final GeoPointFieldMapper.Encoding encoding;
private final PagedMutable lon, lat;
private final FixedBitSet set;
private final long numOrds;
public SingleFixedSet(GeoPointFieldMapper.Encoding encoding, PagedMutable lon, PagedMutable lat, int numDocs, FixedBitSet set, long numOrds) {
super(numDocs);
this.encoding = encoding;
this.lon = lon;
this.lat = lat;
this.set = set;
this.numOrds = numOrds;
}
@Override
public boolean isMultiValued() {
return false;
}
@Override
public boolean isValuesOrdered() {
return false;
}
@Override
public long getNumberUniqueValues() {
return numOrds;
}
@Override
public long getMemorySizeInBytes() {
if (size == -1) {
size = RamUsageEstimator.NUM_BYTES_INT/*size*/ + RamUsageEstimator.NUM_BYTES_INT/*numDocs*/ + lon.ramBytesUsed() + lat.ramBytesUsed() + RamUsageEstimator.sizeOf(set.getBits());
}
return size;
}
@Override
public GeoPointValues getGeoPointValues() {
return new GeoPointValuesSingleFixedSet(encoding, lon, lat, set);
}
static class GeoPointValuesSingleFixedSet extends GeoPointValues {
private final GeoPointFieldMapper.Encoding encoding;
private final PagedMutable lat, lon;
private final FixedBitSet set;
private final GeoPoint scratch = new GeoPoint();
GeoPointValuesSingleFixedSet(GeoPointFieldMapper.Encoding encoding, PagedMutable lon, PagedMutable lat, FixedBitSet set) {
super(false);
this.encoding = encoding;
this.lon = lon;
this.lat = lat;
this.set = set;
}
@Override
public int setDocument(int docId) {
this.docId = docId;
return set.get(docId) ? 1 : 0;
}
@Override
public GeoPoint nextValue() {
return encoding.decode(lat.get(docId), lon.get(docId), scratch);
}
}
}
/**
* Assumes all the values are "set", and docId is used as the index to the value array.
*/
public static class Single extends GeoPointCompressedAtomicFieldData {
private final GeoPointFieldMapper.Encoding encoding;
private final PagedMutable lon, lat;
private final long numOrds;
public Single(GeoPointFieldMapper.Encoding encoding, PagedMutable lon, PagedMutable lat, int numDocs, long numOrds) {
super(numDocs);
this.encoding = encoding;
this.lon = lon;
this.lat = lat;
this.numOrds = numOrds;
}
@Override
public boolean isMultiValued() {
return false;
}
@Override
public boolean isValuesOrdered() {
return false;
}
@Override
public long getNumberUniqueValues() {
return numOrds;
}
@Override
public long getMemorySizeInBytes() {
if (size == -1) {
size = RamUsageEstimator.NUM_BYTES_INT/*size*/ + RamUsageEstimator.NUM_BYTES_INT/*numDocs*/ + (lon.ramBytesUsed() + lat.ramBytesUsed());
}
return size;
}
@Override
public GeoPointValues getGeoPointValues() {
return new GeoPointValuesSingle(encoding, lon, lat);
}
static class GeoPointValuesSingle extends GeoPointValues {
private final GeoPointFieldMapper.Encoding encoding;
private final PagedMutable lon, lat;
private final GeoPoint scratch = new GeoPoint();
GeoPointValuesSingle(GeoPointFieldMapper.Encoding encoding, PagedMutable lon, PagedMutable lat) {
super(false);
this.encoding = encoding;
this.lon = lon;
this.lat = lat;
}
@Override
public int setDocument(int docId) {
this.docId = docId;
return 1;
}
@Override
public GeoPoint nextValue() {
return encoding.decode(lat.get(docId), lon.get(docId), scratch);
}
}
}
}
