org.apache.lucene.document.LatLonShapeQuery Maven / Gradle / Ivy
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.apache.lucene.document;
import java.util.function.Function;
import java.util.function.Predicate;
import org.apache.lucene.document.ShapeField.QueryRelation;
import org.apache.lucene.geo.Component2D;
import org.apache.lucene.geo.GeoEncodingUtils;
import org.apache.lucene.geo.Geometry;
import org.apache.lucene.geo.LatLonGeometry;
import org.apache.lucene.geo.Line;
import org.apache.lucene.index.PointValues.Relation;
import org.apache.lucene.util.NumericUtils;
/**
* Finds all previously indexed geo shapes that comply the given {@link QueryRelation} with the
* specified array of {@link LatLonGeometry}.
*
* The field must be indexed using {@link LatLonShape#createIndexableFields} added per document.
*
* @lucene.internal
*/
final class LatLonShapeQuery extends SpatialQuery {
/**
* Creates a query that matches all indexed shapes to the provided array of {@link LatLonGeometry}
*/
LatLonShapeQuery(String field, QueryRelation queryRelation, LatLonGeometry... geometries) {
super(field, queryRelation, validateGeometries(queryRelation, geometries));
}
private static LatLonGeometry[] validateGeometries(
QueryRelation queryRelation, LatLonGeometry... geometries) {
if (geometries != null && queryRelation == QueryRelation.WITHIN) {
for (LatLonGeometry geometry : geometries) {
if (geometry instanceof Line) {
// TODO: line queries do not support within relations
throw new IllegalArgumentException(
"LatLonShapeQuery does not support "
+ QueryRelation.WITHIN
+ " queries with line geometries");
}
}
}
return geometries;
}
@Override
protected Component2D createComponent2D(Geometry... geometries) {
return LatLonGeometry.create((LatLonGeometry[]) geometries);
}
static SpatialVisitor getSpatialVisitor(Component2D component2D) {
return new SpatialVisitor() {
@Override
protected Relation relate(byte[] minTriangle, byte[] maxTriangle) {
double minLat =
GeoEncodingUtils.decodeLatitude(NumericUtils.sortableBytesToInt(minTriangle, 0));
double minLon =
GeoEncodingUtils.decodeLongitude(
NumericUtils.sortableBytesToInt(minTriangle, ShapeField.BYTES));
double maxLat =
GeoEncodingUtils.decodeLatitude(
NumericUtils.sortableBytesToInt(maxTriangle, 2 * ShapeField.BYTES));
double maxLon =
GeoEncodingUtils.decodeLongitude(
NumericUtils.sortableBytesToInt(maxTriangle, 3 * ShapeField.BYTES));
// check internal node against query
return component2D.relate(minLon, maxLon, minLat, maxLat);
}
@Override
protected Predicate intersects() {
final ShapeField.DecodedTriangle scratchTriangle = new ShapeField.DecodedTriangle();
return triangle -> {
ShapeField.decodeTriangle(triangle, scratchTriangle);
switch (scratchTriangle.type) {
case POINT:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
return component2D.contains(alon, alat);
}
case LINE:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle.bY);
double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle.bX);
return component2D.intersectsLine(alon, alat, blon, blat);
}
case TRIANGLE:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle.bY);
double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle.bX);
double clat = GeoEncodingUtils.decodeLatitude(scratchTriangle.cY);
double clon = GeoEncodingUtils.decodeLongitude(scratchTriangle.cX);
return component2D.intersectsTriangle(alon, alat, blon, blat, clon, clat);
}
default:
throw new IllegalArgumentException(
"Unsupported triangle type :[" + scratchTriangle.type + "]");
}
};
}
@Override
protected Predicate within() {
final ShapeField.DecodedTriangle scratchTriangle = new ShapeField.DecodedTriangle();
return triangle -> {
ShapeField.decodeTriangle(triangle, scratchTriangle);
switch (scratchTriangle.type) {
case POINT:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
return component2D.contains(alon, alat);
}
case LINE:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle.bY);
double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle.bX);
return component2D.containsLine(alon, alat, blon, blat);
}
case TRIANGLE:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle.bY);
double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle.bX);
double clat = GeoEncodingUtils.decodeLatitude(scratchTriangle.cY);
double clon = GeoEncodingUtils.decodeLongitude(scratchTriangle.cX);
return component2D.containsTriangle(alon, alat, blon, blat, clon, clat);
}
default:
throw new IllegalArgumentException(
"Unsupported triangle type :[" + scratchTriangle.type + "]");
}
};
}
@Override
protected Function contains() {
final ShapeField.DecodedTriangle scratchTriangle = new ShapeField.DecodedTriangle();
return triangle -> {
ShapeField.decodeTriangle(triangle, scratchTriangle);
switch (scratchTriangle.type) {
case POINT:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
return component2D.withinPoint(alon, alat);
}
case LINE:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle.bY);
double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle.bX);
return component2D.withinLine(alon, alat, scratchTriangle.ab, blon, blat);
}
case TRIANGLE:
{
double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle.aY);
double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle.aX);
double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle.bY);
double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle.bX);
double clat = GeoEncodingUtils.decodeLatitude(scratchTriangle.cY);
double clon = GeoEncodingUtils.decodeLongitude(scratchTriangle.cX);
return component2D.withinTriangle(
alon,
alat,
scratchTriangle.ab,
blon,
blat,
scratchTriangle.bc,
clon,
clat,
scratchTriangle.ca);
}
default:
throw new IllegalArgumentException(
"Unsupported triangle type :[" + scratchTriangle.type + "]");
}
};
}
};
}
@Override
protected SpatialVisitor getSpatialVisitor() {
return getSpatialVisitor(queryComponent2D);
}
}