001 //$HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/ogcwebservices/wass/was/operation/DescribeUserHandler.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.ogcwebservices.wass.was.operation;
037
038 import java.io.IOException;
039
040 import org.deegree.framework.log.ILogger;
041 import org.deegree.framework.log.LoggerFactory;
042 import org.deegree.framework.xml.XMLParsingException;
043 import org.deegree.i18n.Messages;
044 import org.deegree.ogcwebservices.OGCWebServiceException;
045 import org.deegree.ogcwebservices.wass.common.WASSSecurityManager;
046 import org.deegree.security.GeneralSecurityException;
047 import org.deegree.security.drm.SecurityAccessManager;
048 import org.deegree.security.drm.model.User;
049 import org.deegree.security.session.MemoryBasedSessionManager;
050 import org.deegree.security.session.Session;
051 import org.deegree.security.session.SessionStatusException;
052 import org.xml.sax.SAXException;
053
054 /**
055 * <code>DescribeUserHandler</code> is the handler class for the deegree specific DescribeUser
056 * operation.
057 *
058 * @author <a href="mailto:schmitz@lat-lon.de">Andreas Schmitz</a>
059 * @author last edited by: $Author: mschneider $
060 *
061 * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $
062 *
063 * @since 2.0
064 */
065
066 public class DescribeUserHandler {
067
068 private WASSSecurityManager manager;
069
070 private MemoryBasedSessionManager sessionManager;
071
072 private static final ILogger LOG = LoggerFactory.getLogger( DescribeUserHandler.class );
073
074 /**
075 * Constructs new handler with the specified manager as its data source.
076 *
077 * @param manager the source of the user data
078 */
079 public DescribeUserHandler( WASSSecurityManager manager ) {
080 this.manager = manager;
081 this.sessionManager = MemoryBasedSessionManager.getInstance();
082 }
083
084 /**
085 * Handles a DescribeUser request.
086 *
087 * @param request the request to handle
088 * @throws OGCWebServiceException
089 * @throws GeneralSecurityException
090 * @return an XML document containing the requested information
091 */
092 public DescribeUserResponse handleRequest( DescribeUser request )
093 throws OGCWebServiceException, GeneralSecurityException {
094 SecurityAccessManager sam = manager.getSecurityAccessManager();
095 Session session = null;
096 try {
097 session = sessionManager.getSessionByID( request.getSessionID() );
098 } catch ( SessionStatusException e ) {
099 LOG.logError( e.getLocalizedMessage(), e );
100 throw new OGCWebServiceException( "DescribeUserHandler: ", Messages.getMessage( "WASS_ERROR_INVALID_SESSION", "WASS" ) );
101 }
102
103 if( session == null ) throw new OGCWebServiceException( "DescribeUserHandler: ",
104 Messages.getMessage( "WASS_ERROR_INVALID_SESSION", "WASS" ) );
105
106 if( ! session.isAlive() ) throw new OGCWebServiceException( "DescribeUserHandler: ",
107 Messages.getMessage( "WASS_ERROR_SESSION_EXPIRED", "WASS" ) );
108
109 String username = session.getUser();
110
111 User user = sam.getUserByName( username );
112
113 DescribeUserResponse response = null;
114
115 try{
116 response = new DescribeUserResponse( user, request.getSessionID() );
117 } catch ( SAXException saxe ) {
118 LOG.logError( saxe.getLocalizedMessage(), saxe );
119 throw new OGCWebServiceException( "DescribeUserHandler: ",
120 Messages.getMessage( "WASS_" +
121 "ERROR_RESOURCE_WRONG_FORMAT",
122 DescribeUserResponse.XML_TEMPLATE ) );
123 } catch ( IOException ioe ) {
124 LOG.logError( ioe.getLocalizedMessage(), ioe );
125 throw new OGCWebServiceException( "DescribeUserHandler: ",
126 Messages.getMessage( "WASS_" +
127 "ERROR_RESOURCE_NOT_FOUND",
128 DescribeUserResponse.XML_TEMPLATE ) );
129 } catch ( XMLParsingException xmlpe ) {
130 LOG.logError( xmlpe.getLocalizedMessage(), xmlpe );
131 throw new OGCWebServiceException( "DescribeUserHandler: ",
132 Messages.getMessage( "WASS_" +
133 "ERROR_RESOURCE_WRONG_FORMAT",
134 DescribeUserResponse.XML_TEMPLATE ) );
135 }
136
137 return response;
138 }
139
140 }