org.springframework.data.elasticsearch.core.geo.GeoJsonMultiPoint Maven / Gradle / Ivy
/*
* Copyright 2015-2021 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.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
import org.springframework.data.geo.Point;
import org.springframework.util.Assert;
/**
* {@link GeoJsonMultiPoint} is defined as list of {@link Point}s.
* Copied from Spring Data Mongodb
*
* @author Christoph Strobl
* @author Peter-Josef Meisch
* @since 4.1
* @see https://geojson.org/geojson-spec.html#multipoint
*/
public class GeoJsonMultiPoint implements GeoJson> {
public static final String TYPE = "MultiPoint";
private final List points;
private GeoJsonMultiPoint(List points) {
this.points = new ArrayList<>(points);
}
/**
* Creates a new {@link GeoJsonMultiPoint} for the given {@link Point}s.
*
* @param points points must not be {@literal null} and have at least 2 entries.
*/
public static GeoJsonMultiPoint of(List points) {
Assert.notNull(points, "Points must not be null.");
Assert.isTrue(points.size() >= 2, "Minimum of 2 Points required.");
return new GeoJsonMultiPoint(points);
}
/**
* Creates a new {@link GeoJsonMultiPoint} for the given {@link Point}s.
*
* @param first must not be {@literal null}.
* @param second must not be {@literal null}.
* @param others must not be {@literal null}.
*/
public static GeoJsonMultiPoint of(Point first, Point second, Point... others) {
Assert.notNull(first, "First point must not be null!");
Assert.notNull(second, "Second point must not be null!");
Assert.notNull(others, "Additional points must not be null!");
List points = new ArrayList<>();
points.add(first);
points.add(second);
points.addAll(Arrays.asList(others));
return new GeoJsonMultiPoint(points);
}
/**
* Creates a new {@link GeoJsonMultiPoint} for the given {@link GeoPoint}s.
*
* @param geoPoints geoPoints must not be {@literal null} and have at least 2 entries.
*/
public static GeoJsonMultiPoint ofGeoPoints(List geoPoints) {
Assert.notNull(geoPoints, "Points must not be null.");
Assert.isTrue(geoPoints.size() >= 2, "Minimum of 2 Points required.");
return new GeoJsonMultiPoint(geoPoints.stream().map(GeoPoint::toPoint).collect(Collectors.toList()));
}
/**
* Creates a new {@link GeoJsonMultiPoint} for the given {@link GeoPoint}s.
*
* @param first must not be {@literal null}.
* @param second must not be {@literal null}.
* @param others must not be {@literal null}.
*/
public static GeoJsonMultiPoint of(GeoPoint first, GeoPoint second, GeoPoint... others) {
Assert.notNull(first, "First point must not be null!");
Assert.notNull(second, "Second point must not be null!");
Assert.notNull(others, "Additional points must not be null!");
List points = new ArrayList<>();
points.add(GeoPoint.toPoint(first));
points.add(GeoPoint.toPoint(second));
points.addAll(Arrays.stream(others).map(GeoPoint::toPoint).collect(Collectors.toList()));
return new GeoJsonMultiPoint(points);
}
@Override
public String getType() {
return TYPE;
}
@Override
public List getCoordinates() {
return Collections.unmodifiableList(this.points);
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
GeoJsonMultiPoint that = (GeoJsonMultiPoint) o;
return points.equals(that.points);
}
@Override
public int hashCode() {
return points.hashCode();
}
@Override
public String toString() {
return "GeoJsonMultiPoint{" + "points=" + points + '}';
}
}