/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright 2009 Pentaho Corporation. All rights reserved.
*
*/
package org.pentaho.platform.web.http.request;
import javax.servlet.ServletRequestEvent;
import javax.servlet.ServletRequestListener;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.pentaho.platform.api.engine.IPentahoSession;
import org.pentaho.platform.engine.core.system.PentahoSessionHolder;
import org.pentaho.platform.web.http.PentahoHttpSessionHelper;
/**
* In a J2EE environment, sets the Pentaho session statically per request so the session
* can be retrieved by other consumers within the same request without having it passed
* to them explicitly.
* @author aphillips
*/
public class PentahoHttpRequestListener implements ServletRequestListener {
protected final Log logger = LogFactory.getLog(PentahoHttpRequestListener.class);
public void requestDestroyed(ServletRequestEvent sre) {
if(logger.isTraceEnabled()) {
logger.trace("unbinding session "+PentahoSessionHolder.getSession()+" from request: "+sre.getServletRequest());
}
PentahoSessionHolder.removeSession();
}
public void requestInitialized(ServletRequestEvent sre) {
if (!(sre.getServletRequest() instanceof HttpServletRequest)) {
return;
}
HttpServletRequest request = (HttpServletRequest)sre.getServletRequest();
IPentahoSession session = PentahoHttpSessionHelper.getPentahoSession(request);
if(logger.isTraceEnabled()) {
logger.trace("binding session "+session+" to request "+sre.getServletRequest());
}
PentahoSessionHolder.setSession(PentahoHttpSessionHelper.getPentahoSession(request));
}
}