    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/ogcwebservices/wass/common/SessionOperationsDocument.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
    037    package org.deegree.ogcwebservices.wass.common;
    038
    039    import org.deegree.framework.xml.XMLParsingException;
    040    import org.deegree.framework.xml.XMLTools;
    041    import org.deegree.i18n.Messages;
    042    import org.deegree.ogcbase.CommonNamespaces;
    043    import org.deegree.ogcbase.OGCDocument;
    044    import org.w3c.dom.Element;
    045    import org.w3c.dom.Node;
    046
    047    /**
    048     * Parser class that can parse all elements within the namespace.
    049     *
    050     * Namespace: http://www.gdi-nrw.de/session
    051     *
    052     * @author <a href="mailto:bezema@lat-lon.de">Rutger Bezema</a>
    053     * @author last edited by: $Author: mschneider $
    054     *
    055     * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    056     *
    057     * @since 2.0
    058     */
    059
    060    public class SessionOperationsDocument extends OGCDocument {
    061
    062        private static final long serialVersionUID = 7190634032990406558L;
    063
    064        private static final String PSESSION = CommonNamespaces.WSSSESSION_PREFIX + ":";
    065
    066        /**
    067         * Parses a GetSession element.
    068         *
    069         * @param id
    070         *            the request id
    071         *
    072         * @param request
    073         *            the element
    074         * @return an object with the parsed data
    075         * @throws XMLParsingException
    076         */
    077        public GetSession parseGetSession( String id, Element request )
    078                                throws XMLParsingException {
    079
    080
    081            String serviceName = parseService( request );
    082            String version = parseVersion( request );
    083
    084            String pre = CommonNamespaces.GDINRW_AUTH_PREFIX + ":";
    085            Node data = XMLTools.getRequiredNode( request, pre + "AuthenticationData", nsContext );
    086            AuthenticationData authenticationData = new AuthenticationDocument().parseAuthenticationData( data );
    087            GetSession gs = new GetSession( id, serviceName, version, authenticationData );
    088
    089            return gs;
    090        }
    091
    092        /**
    093         * Parses a CloseSession element.
    094         *
    095         * @param id
    096         *            the request id
    097         *
    098         * @param request
    099         *            the element
    100         * @return an object with the data
    101         * @throws XMLParsingException
    102         */
    103        public CloseSession parseCloseSession( String id, Element request )
    104                                throws XMLParsingException {
    105
    106            String serviceName = parseService( request );
    107            String version = parseVersion( request );
    108            String sessionID = XMLTools.getRequiredNodeAsString( request, PSESSION + "SessionID",
    109                                                                 nsContext );
    110            CloseSession cs = new CloseSession( id, serviceName, version, sessionID );
    111
    112            return cs;
    113        }
    114
    115        /**
    116         * Parses the service name.
    117         *
    118         * @param basicRequest
    119         *            the request element
    120         * @return a String containing the service name
    121         * @throws XMLParsingException
    122         *             if the service name was not WAS or WSS
    123         */
    124        private String parseService( Element basicRequest )
    125                                throws XMLParsingException {
    126
    127            String serviceName = XMLTools.getRequiredNodeAsString( basicRequest, "@service", nsContext );
    128            if ( !( serviceName.equals( "WAS" ) || serviceName.equals( "WSS" ) ) ) {
    129                throw new XMLParsingException(
    130                                               Messages.getMessage( "WASS_ERROR_NO_SERVICE_ATTRIBUTE" ) );
    131            }
    132
    133            return serviceName;
    134        }
    135
    136        /**
    137         * Parses the version attribute of a request element.
    138         *
    139         * @param basicRequest
    140         *            the element
    141         * @return a string containing the version number (currently "1.0")
    142         * @throws XMLParsingException
    143         */
    144        private String parseVersion( Element basicRequest )
    145                                throws XMLParsingException {
    146
    147            String version = XMLTools.getRequiredNodeAsString( basicRequest, "@version", nsContext );
    148            if ( !version.equals( "1.0" ) ) {
    149                throw new XMLParsingException(
    150                                               Messages.getMessage( "WASS_ERROR_NO_VERSION_ATTRIBUTE" ) );
    151            }
    152
    153            return version;
    154        }
    155
    156    }