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.impl;
020
021import javax.servlet.http.HttpServletRequest;
022
023import org.nuxeo.ecm.core.api.CoreSession;
024import org.nuxeo.ecm.webengine.jaxrs.session.CoreSessionProvider;
025import org.nuxeo.ecm.webengine.jaxrs.session.SessionRef;
026import org.nuxeo.ecm.webengine.jaxrs.session.impl.PerRequestCoreProvider.Ref;
027
028/**
029 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
030 */
031public class PerRequestCoreProvider extends CoreSessionProvider<Ref> {
032
033    public static class Ref implements SessionRef {
034        protected CoreSession session;
035
036        public Ref(CoreSession session) {
037            this.session = session;
038        }
039
040        @Override
041        public CoreSession get() {
042            return session;
043        }
044
045        @Override
046        public void unget() {
047            // do nothing
048        }
049
050        public void destroy() {
051            try {
052                session.close();
053            } finally {
054                session = null;
055            }
056        }
057    }
058
059    @Override
060    protected void onRequestDone(HttpServletRequest request) {
061        // destroy all sessions created during this request
062        if (!sessions.isEmpty()) {
063            for (SessionRef ref : getSessions()) {
064                ref.destroy();
065            }
066        }
067        sessions = null;
068    }
069
070    @Override
071    protected Ref createSessionRef(CoreSession session) {
072        return new Ref(session);
073    }
074
075}