001/* 
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 */
019package org.nuxeo.ecm.webengine.jaxrs.session;
020
021import java.io.IOException;
022
023import javax.servlet.FilterChain;
024import javax.servlet.FilterConfig;
025import javax.servlet.ServletException;
026import javax.servlet.http.HttpServletRequest;
027import javax.servlet.http.HttpServletResponse;
028
029import org.nuxeo.ecm.webengine.jaxrs.HttpFilter;
030import org.nuxeo.ecm.webengine.jaxrs.session.impl.PerSessionCoreProvider;
031
032/**
033 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
034 */
035public class SessionCleanupFilter extends HttpFilter {
036
037    public final String STATEFUL_KEY = SessionCleanupFilter.class.getName() + ".stateful";
038
039    @Override
040    public void init(FilterConfig filterConfig) throws ServletException {
041    }
042
043    @Override
044    public void run(HttpServletRequest request, HttpServletResponse response, FilterChain chain) throws IOException,
045            ServletException {
046        if (getBoolean(request, STATEFUL_KEY)) {
047            PerSessionCoreProvider.install(request);
048        }
049        try {
050            chain.doFilter(request, response);
051        } finally {
052            SessionFactory.dispose(request);
053        }
054    }
055
056    @Override
057    public void destroy() {
058    }
059
060}