    001    //$HeadURL: $
    002    /*----------------------------------------------------------------------------
    003     This file is part of deegree, http://deegree.org/
    004     Copyright (C) 2001-2009 by:
    005       Department of Geography, University of Bonn
    006     and
    007       lat/lon GmbH
    008
    009     This library is free software; you can redistribute it and/or modify it under
    010     the terms of the GNU Lesser General Public License as published by the Free
    011     Software Foundation; either version 2.1 of the License, or (at your option)
    012     any later version.
    013     This library is distributed in the hope that it will be useful, but WITHOUT
    014     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    015     FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
    016     details.
    017     You should have received a copy of the GNU Lesser General Public License
    018     along with this library; if not, write to the Free Software Foundation, Inc.,
    019     59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
    020
    021     Contact information:
    022
    023     lat/lon GmbH
    024     Aennchenstr. 19, 53177 Bonn
    025     Germany
    026     http://lat-lon.de/
    027
    028     Department of Geography, University of Bonn
    029     Prof. Dr. Klaus Greve
    030     Postfach 1147, 53001 Bonn
    031     Germany
    032     http://www.geographie.uni-bonn.de/deegree/
    033
    034     e-mail: info@deegree.org
    035    ----------------------------------------------------------------------------*/
    036
    037    package org.deegree.ogcwebservices.wcts.data;
    038
    039    import java.util.List;
    040
    041    import javax.vecmath.Point3d;
    042
    043    import org.deegree.crs.transformations.Transformation;
    044    import org.deegree.model.crs.CoordinateSystem;
    045    import org.deegree.model.crs.GeoTransformer;
    046    import org.deegree.model.spatialschema.Geometry;
    047    import org.deegree.ogcwebservices.OGCWebServiceException;
    048
    049    /**
    050     * <code>TransformableData</code> defines the interface for different kinds of Data, which can be transformed.
    051     *
    052     * @author <a href="mailto:bezema@lat-lon.de">Rutger Bezema</a>
    053     *
    054     * @author last edited by: $Author:$
    055     *
    056     * @version $Revision:$, $Date:$
    057     * @param <T>
    058     *            the type of data.
    059     *
    060     */
    061    public abstract class TransformableData<T> {
    062
    063        /**
    064         * This function should implement the transforming of the underlying data.
    065         *
    066         * @param sourceCRS
    067         *            of the incoming points
    068         * @param targetCRS
    069         *            of the outgoing points
    070         *
    071         * @param enableLogging
    072         *            if true the implementing class should log all transformations.
    073         * @throws OGCWebServiceException
    074         *             if an exception occurs while transforming.
    075         */
    076        public abstract void doTransform( CoordinateSystem sourceCRS, CoordinateSystem targetCRS, boolean enableLogging )
    077                                throws OGCWebServiceException;
    078
    079        /**
    080         * This function should implement the transforming of the underlying data.
    081         *
    082         * @param transformation
    083         *            to use for the transform.
    084         *
    085         * @param enableLogging
    086         *            if true the implementing class should log all transformations.
    087         * @throws OGCWebServiceException
    088         *             if an exception occurs while transforming.
    089         */
    090        public abstract void doTransform( Transformation transformation, boolean enableLogging )
    091                                throws OGCWebServiceException;
    092
    093        /**
    094         * @param targetCRS
    095         *            to get the {@link GeoTransformer} for.
    096         * @return a new GeoTransformer instance initialized with the targetCRS.
    097         */
    098        public final GeoTransformer getGeotransformer( CoordinateSystem targetCRS ) {
    099            return new GeoTransformer( targetCRS );
    100        }
    101
    102        /**
    103         * @param transformation
    104         *            to get the {@link GeoTransformer} for.
    105         * @return a new GeoTransformer instance initialized with the targetCRS.
    106         */
    107        public final GeoTransformer getGeotransformer( Transformation transformation ) {
    108            return new GeoTransformer( transformation );
    109        }
    110
    111        /**
    112         * @return the transformed data as a list of the overriding class implementation, for example {@link Geometry}
    113         *         (GeometyData), or {@link Point3d} (SimpleData).
    114         */
    115        public abstract List<T> getTransformedData();
    116
    117    }