001 //$HeadURL:
002 /*----------------------------------------------------------------------------
003 This file is part of deegree, http://deegree.org/
004 Copyright (C) 2001-2010 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.portal.cataloguemanager.control;
037
038 import java.io.File;
039 import java.io.IOException;
040 import java.net.URL;
041
042 import org.deegree.enterprise.control.ajax.AbstractListener;
043 import org.deegree.enterprise.control.ajax.WebEvent;
044 import org.deegree.framework.log.ILogger;
045 import org.deegree.framework.log.LoggerFactory;
046 import org.deegree.framework.xml.XMLFragment;
047 import org.xml.sax.SAXException;
048
049 /**
050 *
051 *
052 *
053 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
054 * @author last edited by: $Author: apoth $
055 *
056 * @version $Revision: 25435 $, $Date: 2010-07-19 15:57:51 +0200 (Mo, 19. Jul 2010) $
057 */
058 abstract class AbstractMetadataListener extends AbstractListener {
059
060 private static final ILogger LOG = LoggerFactory.getLogger( AbstractMetadataListener.class );
061
062 private static final String CONFIG = "CONFIGURATION";
063
064 public static final String SEARCHRESULTINFO = "SEARCHRESULTINFO";
065
066 public static final String CURRENTSEARCH = "CURRENTSEARCH";
067
068 public static final String COUNTER = "COUNTER";
069
070 private static CatalogueManagerConfiguration config;
071
072 /**
073 *
074 * @param event
075 * @return configuration of the metadata editor
076 * @throws IOException
077 */
078 CatalogueManagerConfiguration getCatalogueManagerConfiguration( WebEvent event )
079 throws IOException {
080 config = (CatalogueManagerConfiguration) event.getSession().getAttribute( CONFIG );
081 if ( config == null ) {
082 config = loadConfiguration( event );
083 event.getSession().setAttribute( CONFIG, config );
084 }
085 return config;
086 }
087
088 private CatalogueManagerConfiguration loadConfiguration( WebEvent event )
089 throws IOException {
090 if ( config == null ) {
091 URL url = new File( event.getAbsolutePath( "WEB-INF/conf/cataloguemanager/cataloguemanager.xml" ) ).toURI().toURL();
092 try {
093 config = new CatalogueManagerConfiguration( url );
094 } catch ( Exception e ) {
095 e.printStackTrace();
096 throw new IOException( e.getMessage() );
097 }
098 }
099 return config;
100 }
101
102 /**
103 *
104 * @param conf
105 * @param hlevel
106 * @return metadata template for passed hierarchy level
107 * @throws IOException
108 * @throws SAXException
109 */
110 protected XMLFragment loadMetadataTemplate( CatalogueManagerConfiguration conf, String hlevel )
111 throws IOException, SAXException {
112
113 String tmp = conf.getTemplateURL( hlevel );
114 URL url = conf.resolve( tmp );
115 LOG.logDebug( "reading template for hierarchylevel: " + hlevel + ": ", url );
116 return new XMLFragment( url );
117 }
118
119 }