/*---------------- FILE HEADER ------------------------------------------
This file is part of deegree.
Copyright (C) 2001-2006 by:
EXSE, Department of Geography, University of Bonn
http://www.giub.uni-bonn.de/deegree/
lat/lon GmbH
http://www.lat-lon.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Andreas Poth
lat/lon GmbH
Aennchenstr. 19
53177 Bonn
Germany
E-Mail: poth@lat-lon.de
Prof. Dr. Klaus Greve
Department of Geography
University of Bonn
Meckenheimer Allee 166
53115 Bonn
Germany
E-Mail: greve@giub.uni-bonn.de
---------------------------------------------------------------------------*/
package org.deegree.enterprise.servlet;
import java.net.URL;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import org.deegree.framework.log.ILogger;
import org.deegree.framework.log.LoggerFactory;
import org.deegree.framework.util.WebappResourceResolver;
import org.deegree.ogcwebservices.csw.CSWFactory;
import org.deegree.ogcwebservices.csw.manager.Manager;
/**
* This class can be used to start up CSW harvesting thread when
* a servlet context will be initialized and to free all assigned
* resources if it will be destroyed.<br>
* For this it has to be registered to a servelt context making
* a <listener> entry to web.xml
* <pre>
* <web-app>
* <listener>
* <listener-class>com.listeners.MyContextListener</listener-class>
* </listener>
* <servlet>
* ...
* </servlet>
* <servlet-mapping>
* ...
* </servlet-mapping>
* </web-app>
* <pre>
*
*
* @version $Revision: 1.3 $
* @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
* @author last edited by: $Author: poth $
*
* @version 1.0. $Revision: 1.3 $, $Date: 2006/06/28 08:54:45 $
*
* @since 2.0
*/
public class CSWHarvestingContextListener implements ServletContextListener {
private static final ILogger LOG = LoggerFactory.getLogger( CSWHarvestingContextListener.class );
/**
* @param event
*/
public void contextDestroyed( ServletContextEvent event ) {
Manager.stopAllHarvester();
}
/**
* @param event
*/
public void contextInitialized( ServletContextEvent event ) {
ServletContext sc = event.getServletContext();
String s = sc.getInitParameter( "CSW.config" );
if ( s == null ) {
s = sc.getInitParameter( "csw.config" );
}
try {
URL url = WebappResourceResolver.resolveFileLocation( s, sc, LOG );
CSWFactory.setConfiguration( url );
} catch ( Exception e ) {
LOG.logError( e.getMessage(), e );
throw new RuntimeException( Messages.getString( "CSWHarvestingContextListener.ONINIT" ) );
}
Manager.startAllHarvester();
}
}
/* ********************************************************************
Changes to this class. What the people have been up to:
$Log: CSWHarvestingContextListener.java,v $
Revision 1.3 2006/06/28 08:54:45 poth
*** empty log message ***
Revision 1.2 2006/06/27 07:47:16 poth
reading of required context parameter added in method contextInitialized
Revision 1.1 2006/06/26 12:24:45 poth
initial load up
********************************************************************** */