| /* |
| * 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.geo; |
| |
| /** |
| * Lat/Lon Geometry object. |
| */ |
| public abstract class LatLonGeometry { |
| |
| /** get a {@link Component2D} from this geometry */ |
| protected abstract Component2D toComponent2D(); |
| |
| /** Creates a Component2D from the provided LatLonGeometry array */ |
| public static Component2D create(LatLonGeometry... latLonGeometries) { |
| if (latLonGeometries == null) { |
| throw new IllegalArgumentException("geometries must not be null"); |
| } |
| if (latLonGeometries.length == 0) { |
| throw new IllegalArgumentException("geometries must not be empty"); |
| } |
| if (latLonGeometries.length == 1) { |
| if (latLonGeometries[0] == null) { |
| throw new IllegalArgumentException("geometries[0] must not be null"); |
| } |
| return latLonGeometries[0].toComponent2D(); |
| } |
| Component2D[] components = new Component2D[latLonGeometries.length]; |
| for (int i = 0; i < latLonGeometries.length; i++) { |
| if (latLonGeometries[i] == null) { |
| throw new IllegalArgumentException("geometries[" + i + "] must not be null"); |
| } |
| components[i] = latLonGeometries[i].toComponent2D(); |
| } |
| return ComponentTree.create(components); |
| } |
| } |