spring-data-elasticsearch GeoPoint 源码
spring-data-elasticsearch GeoPoint 代码
文件路径：/src/main/java/org/springframework/data/elasticsearch/core/geo/GeoPoint.java
/*
* Copyright 2013-2022 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.data.elasticsearch.core.geo;
import java.util.Objects;
import org.springframework.data.geo.Point;
/**
* geo-location used for #{@link org.springframework.data.elasticsearch.core.query.Criteria}.
*
* @author Franck Marchand
* @author Mohsin Husen
* @author Peter-Josef Meisch
*/
public class GeoPoint {
private double lat;
private double lon;
private GeoPoint() {
// required by mapper to instantiate object
}
public GeoPoint(double latitude, double longitude) {
this.lat = latitude;
this.lon = longitude;
}
public double getLat() {
return lat;
}
public double getLon() {
return lon;
}
/**
* build a GeoPoint from a {@link org.springframework.data.geo.Point}
*
* @param point {@link org.springframework.data.geo.Point}
* @return a {@link org.springframework.data.elasticsearch.core.geo.GeoPoint}
*/
public static GeoPoint fromPoint(Point point) {
return new GeoPoint(point.getY(), point.getX());
}
public static Point toPoint(GeoPoint point) {
return new Point(point.getLon(), point.getLat());
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
GeoPoint geoPoint = (GeoPoint) o;
return Double.compare(geoPoint.lat, lat) == 0 && Double.compare(geoPoint.lon, lon) == 0;
}
@Override
public int hashCode() {
return Objects.hash(lat, lon);
}
@Override
public String toString() {
return "GeoPoint{" + "lat=" + lat + ", lon=" + lon + '}';
}
}
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