001    //$HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/ogcwebservices/wass/was/configuration/WASConfigurationDocument.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.was.configuration;
038    
039    import java.io.IOException;
040    import java.net.URL;
041    
042    import org.deegree.framework.log.ILogger;
043    import org.deegree.framework.log.LoggerFactory;
044    import org.deegree.framework.xml.InvalidConfigurationException;
045    import org.deegree.framework.xml.XMLParsingException;
046    import org.deegree.framework.xml.XMLTools;
047    import org.deegree.i18n.Messages;
048    import org.deegree.io.IODocument;
049    import org.deegree.io.JDBCConnection;
050    import org.deegree.model.metadata.iso19115.OnlineResource;
051    import org.deegree.ogcbase.CommonNamespaces;
052    import org.deegree.ogcwebservices.getcapabilities.InvalidCapabilitiesException;
053    import org.deegree.ogcwebservices.wass.was.capabilities.WASCapabilities;
054    import org.deegree.ogcwebservices.wass.was.capabilities.WASCapabilitiesDocument;
055    import org.w3c.dom.Element;
056    import org.w3c.dom.Node;
057    import org.xml.sax.SAXException;
058    
059    /**
060     * Parser for the configuration documents of a WAS.
061     *
062     * @author <a href="mailto:bezema@lat-lon.de">Rutger Bezema</a>
063     * @author last edited by: $Author: mschneider $
064     *
065     * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $
066     *
067     * @since 2.0
068     */
069    
070    public class WASConfigurationDocument extends WASCapabilitiesDocument {
071    
072        private static final long serialVersionUID = 4612405238432274887L;
073    
074        private static final ILogger LOG = LoggerFactory.getLogger( WASConfigurationDocument.class );
075    
076        private static final String DBPRE = CommonNamespaces.DGJDBC_PREFIX + ":";
077    
078        /**
079         * @param serviceConfigurationUrl
080         * @return the configuration data
081         * @throws InvalidCapabilitiesException
082         * @throws InvalidConfigurationException
083         */
084        public WASConfiguration parseConfiguration( URL serviceConfigurationUrl )
085                                throws InvalidCapabilitiesException, InvalidConfigurationException {
086    
087            WASConfiguration result = null;
088    
089            try {
090                load( serviceConfigurationUrl );
091                WASCapabilities cap = (WASCapabilities) parseCapabilities();
092    
093                /*
094                 * The required operation GetSAMLResponse is currently not supported for the was.
095                 */
096    //            boolean saml = false;
097    //            for ( Operation_1_0 operation : cap.getOperationsMetadata().getAllOperations() ) {
098    //                if ( "GetSAMLResponse".equals( operation.getName() ) ) {
099    //                    saml = true;
100    //                    break;
101    //                }
102    //            }
103    //
104    //            if ( !saml )
105    //                throw new InvalidCapabilitiesException(
106    //                                                        Messages.getMessage(
107    //                                                                         "WASS_ERROR_CAPABILITIES_MISSING_REQUIRED_OPERATION",
108    //                                                                         "GetSAMLResponse" ) );
109    
110                WASDeegreeParams deegreeParams = parseDeegreeParams();
111    
112                result = new WASConfiguration( cap, deegreeParams );
113    
114            } catch ( IOException e ) {
115                LOG.logError( e.getLocalizedMessage(), e );
116                throw new InvalidConfigurationException(
117                                                         Messages.getMessage(
118                                                                          "WASS_ERROR_CONFIGURATION_NOT_READ",
119                                                                          "WAS" ), e );
120            } catch ( SAXException e ) {
121                LOG.logError( e.getLocalizedMessage(), e );
122                throw new InvalidConfigurationException(
123                                                         Messages.getMessage(
124                                                                          "WASS_ERROR_CONFIGURATION_NOT_PARSED",
125                                                                          "WAS" ), e );
126            } catch ( XMLParsingException e ) {
127                LOG.logError( e.getLocalizedMessage(), e );
128                throw new InvalidConfigurationException(
129                                                         Messages.getMessage(
130                                                                          "WASS_ERROR_CONFIGURATION_NOT_PARSED",
131                                                                          "WAS" ), e );
132            }
133    
134            return result;
135        }
136    
137        /**
138         * Creates a class representation of the <code>deegreeParams</code>- section.
139         *
140         * @return the representation
141         * @throws XMLParsingException
142         */
143        private WASDeegreeParams parseDeegreeParams()
144                                throws XMLParsingException {
145    
146    
147            WASDeegreeParams deegreeParams = null;
148    
149            final String preWAS = CommonNamespaces.DEEGREEWAS_PREFIX + ":";
150            Node root = this.getRootElement();
151            Element element = (Element) XMLTools.getRequiredNode( root, preWAS + "deegreeParam",
152                                                                  nsContext );
153    
154            OnlineResource defaultOnlineResource = parseOnLineResource( (Element) XMLTools.getRequiredNode(
155                                                                                                            element,
156                                                                                                            preWAS
157                                                                                                                                    + "DefaultOnlineResource",
158                                                                                                            nsContext ) );
159    
160            // 'CacheSize'-element (optional, default: 100)
161            int cacheSize = XMLTools.getNodeAsInt( element, preWAS + "CacheSize", nsContext, 100 );
162    
163            // 'RequestTimeLimit'-element (optional, default: 15)
164            int requestTimeLimit = XMLTools.getNodeAsInt( element, preWAS + "RequestTimeLimit",
165                                                          nsContext, 15 ) * 1000;
166    
167            // 'Encoding'-element (optional, default: UTF-8)
168            String characterSet = XMLTools.getStringValue( "Encoding", CommonNamespaces.DEEGREEWAS,
169                                                           element, "UTF-8" );
170    
171            StringBuffer sb = new StringBuffer().append( "/" ).append( preWAS );
172            sb.append( "OnlineResource" );
173    
174            // SecuredServiceAddress does not make sense for a WAS
175    //        StringBuffer sor = new StringBuffer( preWAS ).append( "SecuredServiceAddress" ).append( sb );
176    //        OnLineResource securedOnlineResource = parseOnLineResource( (Element) XMLTools.getRequiredNode(
177    //                                                                                                        element,
178    //                                                                                                        sor.toString(),
179    //                                                                                                        nsContext ) );
180    
181            StringBuffer aor = new StringBuffer( preWAS );
182            aor.append( "AuthenticationServiceAddress" ).append( sb );
183            OnlineResource authOnlineResource = parseOnLineResource( (Element) XMLTools.getRequiredNode(
184                                                                                                         element,
185                                                                                                         aor.toString(),
186                                                                                                         nsContext ) );
187    
188            int sessionLifetime = XMLTools.getNodeAsInt( element, preWAS + "SessionLifetime",
189                                                         nsContext, 1200 );
190            sessionLifetime *= 1000;
191    
192            // parse database connection
193            Element database = (Element)XMLTools.getNode( element, DBPRE + "JDBCConnection", nsContext );
194            JDBCConnection dbConnection = null;
195            if( database != null ) {
196                IODocument io = new IODocument( database );
197                dbConnection = io.parseJDBCConnection();
198            }
199    
200            deegreeParams = new WASDeegreeParams( defaultOnlineResource, cacheSize, requestTimeLimit,
201                                                  characterSet, authOnlineResource, sessionLifetime, dbConnection );
202    
203    
204            return deegreeParams;
205        }
206    
207    }