FishEye: file HibernateSpatial/trunk/hibernate-spatial-sqlserver/src/main/java/org/hibernatespatial/sqlserver/convertors/AbstractGeometryCollectionDecoder.java

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maesenka	160	1	/*
		2	* $Id:$
		3	*
		4	* This file is part of Hibernate Spatial, an extension to the
		5	* hibernate ORM solution for geographic data.
		6	*
		7	* Copyright © 2007-2010 Geovise BVBA
		8	*
		9	* This library is free software; you can redistribute it and/or
		10	* modify it under the terms of the GNU Lesser General Public
		11	* License as published by the Free Software Foundation; either
		12	* version 2.1 of the License, or (at your option) any later version.
		13	*
		14	* This library is distributed in the hope that it will be useful,
		15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
		16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
		17	* Lesser General Public License for more details.
		18	*
		19	* You should have received a copy of the GNU Lesser General Public
		20	* License along with this library; if not, write to the Free Software
		21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		22	*
		23	* For more information, visit: http://www.hibernatespatial.org/
		24	*/
		25
		26	package org.hibernatespatial.sqlserver.convertors;
		27
		28	import com.vividsolutions.jts.geom.Geometry;
		29	import com.vividsolutions.jts.geom.GeometryCollection;
		30
		31	import java.util.ArrayList;
		32	import java.util.List;
		33
		34	/**
		35	* Created by IntelliJ IDEA.
		36	* User: maesenka
		37	* Date: Mar 3, 2010
		38	* Time: 10:05:33 PM
		39	* To change this template use File \| Settings \| File Templates.
		40	*/
		41	public abstract class AbstractGeometryCollectionDecoder<T extends GeometryCollection> extends AbstractDecoder<T> {
		42
		43	@Override
		44	protected OpenGisType getOpenGisType() {
		45	return OpenGisType.GEOMETRYCOLLECTION;
		46	}
		47
		48	@Override
		49	protected T createNullGeometry() {
		50	return createGeometry(null, (List<Geometry>) null);
		51	}
		52
		53	@Override
		54	protected T createGeometry(SqlGeometryV1 nativeGeom) {
		55	return createGeometry(nativeGeom, 0);
		56	}
		57
		58	@Override
		59	protected T createGeometry(SqlGeometryV1 nativeGeom, int shapeIndex) {
		60	int startChildIdx = shapeIndex + 1;
		61	List<Geometry> geometries = new ArrayList<Geometry>(nativeGeom.getNumShapes());
		62	for (int childIdx = startChildIdx; childIdx < nativeGeom.getNumShapes(); childIdx++) {
		63	if (!nativeGeom.isParentShapeOf(shapeIndex, childIdx)) continue;
		64	AbstractDecoder<?> decoder = (AbstractDecoder<?>) Decoders.decoderFor(nativeGeom.getOpenGisTypeOfShape(childIdx));
65	Geometry geometry = decoder.createGeometry(nativeGeom, childIdx);
66	geometries.add(geometry);
67	}
68	return createGeometry(nativeGeom, geometries);
69	}
70
71	abstract protected T createGeometry(SqlGeometryV1 nativeGeom, List<Geometry> geometries);
72
73
74	}

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