    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/security/owsrequestvalidator/wfs/WFSValidator.java $
    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    package org.deegree.security.owsrequestvalidator.wfs;
    037
    038    import org.deegree.ogcwebservices.InvalidParameterValueException;
    039    import org.deegree.ogcwebservices.OGCWebServiceRequest;
    040    import org.deegree.ogcwebservices.getcapabilities.GetCapabilities;
    041    import org.deegree.ogcwebservices.wfs.operation.DescribeFeatureType;
    042    import org.deegree.ogcwebservices.wfs.operation.GetFeature;
    043    import org.deegree.ogcwebservices.wfs.operation.GetFeatureWithLock;
    044    import org.deegree.ogcwebservices.wfs.operation.LockFeature;
    045    import org.deegree.ogcwebservices.wfs.operation.transaction.Transaction;
    046    import org.deegree.security.UnauthorizedException;
    047    import org.deegree.security.drm.model.User;
    048    import org.deegree.security.owsrequestvalidator.Messages;
    049    import org.deegree.security.owsrequestvalidator.OWSValidator;
    050    import org.deegree.security.owsrequestvalidator.Policy;
    051
    052    /**
    053     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth </a>
    054     * @author last edited by: $Author: mschneider $
    055     *
    056     * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    057     */
    058    public class WFSValidator extends OWSValidator {
    059
    060        private static final String MS_INVALIDREQUEST = Messages.getString( "WFSValidator.WFS_INVALIDREQUEST" );
    061
    062        private GetFeatureRequestValidator getFeatureValidator;
    063
    064        private GetFeatureResponseValidator getFeatureRespValidator;
    065
    066        private DescribeFeatureTypeRequestValidator describeFeatureTypeValidator;
    067
    068        private TransactionValidator transactionValidator;
    069
    070        /**
    071         * @param policy
    072         * @param proxyURL
    073         */
    074        public WFSValidator( Policy policy, String proxyURL ) {
    075            super( policy, proxyURL );
    076            getFeatureValidator = new GetFeatureRequestValidator( policy );
    077            getFeatureRespValidator = new GetFeatureResponseValidator( policy );
    078            describeFeatureTypeValidator = new DescribeFeatureTypeRequestValidator( policy );
    079            transactionValidator = new TransactionValidator( policy );
    080        }
    081
    082        /**
    083         * validates the passed <tt>OGCWebServiceRequest</tt> if it is valid against the defined
    084         * conditions for WFS requests
    085         *
    086         * @param request
    087         * @param user
    088         * @throws InvalidParameterValueException
    089         * @throws UnauthorizedException
    090         */
    091        @Override
    092        public void validateRequest( OGCWebServiceRequest request, User user )
    093                                throws InvalidParameterValueException, UnauthorizedException {
    094
    095            if ( request instanceof GetCapabilities ) {
    096                getCapabilitiesValidator.validateRequest( request, user );
    097            } else if ( request instanceof GetFeature ) {
    098                getFeatureValidator.validateRequest( request, user );
    099            } else if ( request instanceof GetFeatureWithLock ) {
    100                throw new UnauthorizedException( "GetFeatureWithLock on the WFS are not allowed!" );
    101            } else if ( request instanceof LockFeature ) {
    102                throw new UnauthorizedException( "Lock on the WFS are not allowed!" );
    103            } else if ( request instanceof DescribeFeatureType ) {
    104                describeFeatureTypeValidator.validateRequest( request, user );
    105            } else if ( request instanceof Transaction ) {
    106                transactionValidator.validateRequest( request, user );
    107            } else {
    108                throw new InvalidParameterValueException( MS_INVALIDREQUEST
    109                                                          + request.getClass().getName() );
    110            }
    111        }
    112
    113        /**
    114         * @param request
    115         * @param response
    116         * @param mime
    117         * @param user
    118         * @return the new response
    119         * @throws InvalidParameterValueException
    120         * @throws UnauthorizedException
    121         */
    122        @Override
    123        public byte[] validateResponse( OGCWebServiceRequest request, byte[] response, String mime,
    124                                        User user )
    125                                throws InvalidParameterValueException, UnauthorizedException {
    126
    127            if ( request instanceof GetCapabilities ) {
    128                response = getCapabilitiesValidatorR.validateResponse( "WFS", response, mime, user );
    129            } else if ( request instanceof GetFeature ) {
    130                response = getFeatureRespValidator.validateResponse( "WFS", response, mime, user );
    131            }
    132            // TODO responses to other requests
    133            return response;
    134        }
    135    }