001 //$HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/security/owsrequestvalidator/wms/WMSValidator.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.wms;
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.wms.operation.GetFeatureInfo;
042 import org.deegree.ogcwebservices.wms.operation.GetLegendGraphic;
043 import org.deegree.ogcwebservices.wms.operation.GetMap;
044 import org.deegree.security.UnauthorizedException;
045 import org.deegree.security.drm.model.User;
046 import org.deegree.security.owsrequestvalidator.Messages;
047 import org.deegree.security.owsrequestvalidator.OWSValidator;
048 import org.deegree.security.owsrequestvalidator.Policy;
049
050 /**
051 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth </a>
052 * @author last edited by: $Author: mschneider $
053 *
054 * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $
055 */
056
057 public class WMSValidator extends OWSValidator {
058
059 // message strings
060 private static final String MS_INVALIDREQUEST = Messages.getString( "WMSValidator.WMS_INVALIDREQUEST" );
061
062 private GetMapRequestValidator getMapValidator;
063
064 private GetMapResponseValidator getMapValidatorR;
065
066 private GetFeatureInfoRequestValidator getFeatureInfoValidator;
067
068 private GetFeatureInfoResponseValidator getFeatureInfoValidatorR;
069
070 private GetLegendGraphicRequestValidator getLegendGraphicValidator;
071
072 private GetLegendGraphicResponseValidator getLegendGraphicValidatorR;
073
074 /**
075 * @param policy
076 * @param proxyURL
077 */
078 public WMSValidator( Policy policy, String proxyURL ) {
079 super( policy, proxyURL );
080
081 getMapValidator = new GetMapRequestValidator( policy );
082 getMapValidatorR = new GetMapResponseValidator( policy );
083 getFeatureInfoValidator = new GetFeatureInfoRequestValidator( policy );
084 getFeatureInfoValidatorR = new GetFeatureInfoResponseValidator( policy );
085 getLegendGraphicValidator = new GetLegendGraphicRequestValidator( policy );
086 getLegendGraphicValidatorR = new GetLegendGraphicResponseValidator( policy );
087 }
088
089 /**
090 * validates the passed <tt>OGCWebServiceRequest</tt> if it is valid against the defined
091 * conditions for WMS requests
092 *
093 * @param request
094 * @param user
095 * @throws InvalidParameterValueException
096 * @throws UnauthorizedException
097 */
098 @Override
099 public void validateRequest( OGCWebServiceRequest request, User user )
100 throws InvalidParameterValueException, UnauthorizedException {
101 if ( request instanceof GetCapabilities ) {
102 getCapabilitiesValidator.validateRequest( request, user );
103 } else if ( request instanceof GetMap ) {
104 getMapValidator.validateRequest( request, user );
105 } else if ( request instanceof GetFeatureInfo ) {
106 getFeatureInfoValidator.validateRequest( request, user );
107 } else if ( request instanceof GetLegendGraphic ) {
108 getLegendGraphicValidator.validateRequest( request, user );
109 } else {
110 throw new InvalidParameterValueException( MS_INVALIDREQUEST
111 + request.getClass().getName() );
112 }
113 }
114
115 /**
116 * @param request
117 * @param response
118 * @param mime
119 * @param user
120 * @return the byte array containing the response.
121 * @throws InvalidParameterValueException
122 * @throws UnauthorizedException
123 */
124 @Override
125 public byte[] validateResponse( OGCWebServiceRequest request, byte[] response, String mime,
126 User user )
127 throws InvalidParameterValueException, UnauthorizedException {
128 if ( request instanceof GetCapabilities ) {
129 response = getCapabilitiesValidatorR.validateResponse( "WMS", response, mime, user );
130 } else if ( request instanceof GetMap ) {
131 response = getMapValidatorR.validateResponse( "WMS", response, mime, user );
132 } else if ( request instanceof GetFeatureInfo ) {
133 response = getFeatureInfoValidatorR.validateResponse( "WMS", response, mime, user );
134 } else if ( request instanceof GetLegendGraphic ) {
135 response = getLegendGraphicValidatorR.validateResponse( "WMS", response, mime, user );
136 } else {
137 throw new InvalidParameterValueException( MS_INVALIDREQUEST
138 + request.getClass().getName() );
139 }
140 return response;
141 }
142 }