001 //$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/branches/2.2_testing/src/org/deegree/ogcwebservices/csw/CSWFactory.java $
002 /*---------------- FILE HEADER ------------------------------------------
003
004 This file is part of deegree.
005 Copyright (C) 2001-2008 by:
006 EXSE, Department of Geography, University of Bonn
007 http://www.giub.uni-bonn.de/deegree/
008 lat/lon GmbH
009 http://www.lat-lon.de
010
011 This library is free software; you can redistribute it and/or
012 modify it under the terms of the GNU Lesser General Public
013 License as published by the Free Software Foundation; either
014 version 2.1 of the License, or (at your option) any later version.
015
016 This library is distributed in the hope that it will be useful,
017 but WITHOUT ANY WARRANTY; without even the implied warranty of
018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019 Lesser General Public License for more details.
020
021 You should have received a copy of the GNU Lesser General Public
022 License along with this library; if not, write to the Free Software
023 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024
025 Contact:
026
027 Andreas Poth
028 lat/lon GmbH
029 Aennchenstr. 19
030 53115 Bonn
031 Germany
032 E-Mail: poth@lat-lon.de
033
034 Prof. Dr. Klaus Greve
035 Department of Geography
036 University of Bonn
037 Meckenheimer Allee 166
038 53115 Bonn
039 Germany
040 E-Mail: greve@giub.uni-bonn.de
041
042
043 ---------------------------------------------------------------------------*/
044
045 package org.deegree.ogcwebservices.csw;
046
047 import java.io.IOException;
048 import java.net.URL;
049
050 import org.deegree.framework.log.ILogger;
051 import org.deegree.framework.log.LoggerFactory;
052 import org.deegree.framework.xml.InvalidConfigurationException;
053 import org.deegree.ogcwebservices.OGCWebServiceException;
054 import org.deegree.ogcwebservices.csw.configuration.CatalogueConfiguration;
055 import org.xml.sax.SAXException;
056
057 /**
058 * Service factory to create a catalog service.
059 *
060 * @author <a href="mailto:tfr@users.sourceforge.net">Torsten Friebe </a>
061 * @author <a href="mailto:mschneider@lat-lon.de">Markus Schneider </a>
062 *
063 * @author last edited by: $Author: apoth $
064 *
065 * @version 2.0, $Revision: 9345 $, $Date: 2007-12-27 17:22:25 +0100 (Do, 27 Dez 2007) $
066 *
067 * @todo all instances of the service should be pooled.
068 * @todo Usage of {@link org.deegree.ogcwebservices.OGCServiceFaxctoy OGC service factory}
069 */
070
071 public final class CSWFactory {
072
073 private static CatalogueConfiguration CONFIG;
074
075 private static final ILogger LOG = LoggerFactory.getLogger( CSWFactory.class );
076
077 // @todo the factory has a pool of service instances
078
079 /**
080 * Hidden constructur
081 *
082 */
083 private CSWFactory() {
084 // nothing to do
085 }
086
087 /**
088 * must be synchronized
089 *
090 * @param catalogConfiguration
091 *
092 */
093 public static void setConfiguration( CatalogueConfiguration catalogConfiguration ) {
094 CONFIG = catalogConfiguration;
095
096 // if service instance are already created
097 // destroy all instances
098 // create new service instances and put in pool
099
100 LOG.logInfo( CONFIG.getServiceIdentification().getServiceType().getCode() + " (" + CONFIG.getVersion()
101 + ") service pool initialized." );
102
103 }
104
105 /**
106 * @param serviceConfigurationUrl
107 * @throws InvalidConfigurationException
108 */
109 public static void setConfiguration( URL serviceConfigurationUrl )
110 throws InvalidConfigurationException {
111 try {
112 CSWFactory.setConfiguration( CatalogueConfiguration.createConfiguration( serviceConfigurationUrl ) );
113 } catch ( IOException e ) {
114 LOG.logError( e.getMessage(), e );
115 throw new InvalidConfigurationException( "CSWFactory", e.getMessage() );
116 } catch ( SAXException e ) {
117 LOG.logError( e.getMessage(), e );
118 throw new InvalidConfigurationException( "CSWFactory", e.getMessage() );
119 }
120
121 }
122
123 /**
124 *
125 * @return
126 * @throws OGCWebServiceException
127 *
128 * @TODO
129 */
130 public static CatalogueService getService()
131 throws OGCWebServiceException {
132 if ( CONFIG == null ) {
133 throw new OGCWebServiceException( CSWFactory.class.getName(), "CSW has no configuration" );
134 }
135 // get an instance of the service from the pool
136 return CatalogueService.create( CONFIG ); // @TODO get instance from pool
137 }
138
139 /**
140 * @param config
141 * @return
142 * @throws OGCWebServiceException
143 */
144 public static CatalogueService getUncachedService( CatalogueConfiguration config )
145 throws OGCWebServiceException {
146 return CatalogueService.create( config );
147 }
148
149 /**
150 *
151 */
152 public static void reset() {
153 // stop all service instances
154 // clear pool
155 }
156
157 }