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GIS #462: added GeometryCollections and tests for them
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core/src/main/java/org/polypheny/db/type/entity/spatial/PolyGeometryCollection.java
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| /* | ||
| * Copyright 2019-2023 The Polypheny Project | ||
| * | ||
| * 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 | ||
| * | ||
| * 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. | ||
| */ | ||
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| package org.polypheny.db.type.entity.spatial; | ||
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| import com.fasterxml.jackson.annotation.JsonProperty; | ||
| import io.activej.serializer.annotations.Deserialize; | ||
| import org.jetbrains.annotations.NotNull; | ||
| import org.locationtech.jts.geom.Geometry; | ||
| import org.locationtech.jts.geom.GeometryCollection; | ||
| import org.polypheny.db.type.PolyType; | ||
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| /** | ||
| * {@link PolyGeometryCollection} is collection that holds {@link PolyGeometry} | ||
| * and it is a base class for all <strong>Multi</strong> spatial data types. | ||
| * <p> | ||
| * Collection of {@link PolyGeometry} of any {@link PolyGeometryType} and dimension. | ||
| */ | ||
| public class PolyGeometryCollection extends PolyGeometry { | ||
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| private GeometryCollection jtsGeometryCollection; | ||
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| public PolyGeometryCollection( @JsonProperty("wkt") @Deserialize("wkt") String wkt ) throws InvalidGeometryException { | ||
| super( wkt ); | ||
| this.geometryType = getPolyGeometryType(); | ||
| this.jtsGeometryCollection = (GeometryCollection) jtsGeometry; | ||
| } | ||
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| public PolyGeometryCollection( @JsonProperty("wkt") @Deserialize("wkt") String wkt, int srid ) throws InvalidGeometryException { | ||
| super( wkt, srid ); | ||
| this.geometryType = getPolyGeometryType(); | ||
| this.jtsGeometryCollection = (GeometryCollection) jtsGeometry; | ||
| } | ||
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| public PolyGeometryCollection( Geometry geometry ) { | ||
| super( geometry ); | ||
| this.geometryType = getPolyGeometryType(); | ||
| this.jtsGeometry = geometry; | ||
| this.jtsGeometryCollection = (GeometryCollection) jtsGeometry; | ||
| this.SRID = geometry.getSRID(); | ||
| } | ||
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| protected PolyGeometryCollection( PolyType type ) { | ||
| super( type ); | ||
| this.geometryType = getPolyGeometryType(); | ||
| } | ||
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| public static PolyGeometryCollection of( Geometry geometry ) { | ||
| return new PolyGeometryCollection( geometry ); | ||
| } | ||
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| /** | ||
| * @return the number of {@link PolyGeometry} geometries in the {@link PolyGeometryCollection}. | ||
| */ | ||
| public int getNumGeometries() { | ||
| return jtsGeometryCollection.getNumGeometries(); | ||
| } | ||
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| /** | ||
| * Get the nth {@link PolyGeometry} in the collection. | ||
| * | ||
| * @param n number of the {@link PolyGeometry} in the collection | ||
| * @return the nth {@link PolyGeometry} in the collection. | ||
| */ | ||
| public PolyGeometry getGeometryN( int n ) { | ||
| return PolyGeometry.of( jtsGeometryCollection.getGeometryN( n ) ); | ||
| } | ||
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| public boolean isMultiPoint() { | ||
| return geometryType.equals( PolyGeometryType.MULTIPOINT ); | ||
| } | ||
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| @NotNull | ||
| public PolyMultiPoint asMultiPoint() { | ||
| if ( isMultiPoint() ) { | ||
| return PolyMultiPoint.of( jtsGeometry ); | ||
| } | ||
| throw cannotParse( this, PolyMultiPoint.class ); | ||
| } | ||
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| public boolean isMultiLineString() { | ||
| return geometryType.equals( PolyGeometryType.MULTILINESTRING ); | ||
| } | ||
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| @NotNull | ||
| public PolyMultiLineString asMultiLineString() { | ||
| if ( isMultiLineString() ) { | ||
| return PolyMultiLineString.of( jtsGeometry ); | ||
| } | ||
| throw cannotParse( this, PolyMultiLineString.class ); | ||
| } | ||
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| public boolean isMultiPolygon() { | ||
| return geometryType.equals( PolyGeometryType.MULTIPOLYGON ); | ||
| } | ||
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| @NotNull | ||
| public PolyMultiPolygon asMultiPolygon() { | ||
| if ( isMultiPolygon() ) { | ||
| return PolyMultiPolygon.of( jtsGeometry ); | ||
| } | ||
| throw cannotParse( this, PolyMultiPolygon.class ); | ||
| } | ||
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| } |
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