org.springframework.data.mongodb.core.geo.GeoJsonMultiPolygon.java Source code

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Here is the source code for org.springframework.data.mongodb.core.geo.GeoJsonMultiPolygon.java

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/*
 * Copyright 2015-2019 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.mongodb.core.geo;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;

/**
 * {@link GeoJsonMultiPolygon} is defined as a list of {@link GeoJsonPolygon}s.
 *
 * @author Christoph Strobl
 * @since 1.7
 */
public class GeoJsonMultiPolygon implements GeoJson<Iterable<GeoJsonPolygon>> {

    private static final String TYPE = "MultiPolygon";

    private List<GeoJsonPolygon> coordinates = new ArrayList<GeoJsonPolygon>();

    /**
     * Creates a new {@link GeoJsonMultiPolygon} for the given {@link GeoJsonPolygon}s.
     *
     * @param polygons must not be {@literal null}.
     */
    public GeoJsonMultiPolygon(List<GeoJsonPolygon> polygons) {

        Assert.notNull(polygons, "Polygons for MultiPolygon must not be null!");

        this.coordinates.addAll(polygons);
    }

    /*
     * (non-Javadoc)
     * @see org.springframework.data.mongodb.core.geo.GeoJson#getType()
     */
    @Override
    public String getType() {
        return TYPE;
    }

    /*
     * (non-Javadoc)
     * @see org.springframework.data.mongodb.core.geo.GeoJson#getCoordinates()
     */
    @Override
    public List<GeoJsonPolygon> getCoordinates() {
        return Collections.unmodifiableList(this.coordinates);
    }

    /*
     * (non-Javadoc)
     * @see java.lang.Object#hashCode()
     */
    @Override
    public int hashCode() {
        return ObjectUtils.nullSafeHashCode(this.coordinates);
    }

    /*
     * (non-Javadoc)
     * @see java.lang.Object#equals(java.lang.Object)
     */
    @Override
    public boolean equals(Object obj) {

        if (this == obj) {
            return true;
        }

        if (!(obj instanceof GeoJsonMultiPolygon)) {
            return false;
        }

        return ObjectUtils.nullSafeEquals(this.coordinates, ((GeoJsonMultiPolygon) obj).coordinates);
    }
}