001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet;
016    
017    import com.liferay.portal.kernel.servlet.HttpSessionWrapper;
018    
019    import java.lang.ref.Reference;
020    import java.lang.ref.WeakReference;
021    
022    import javax.servlet.http.HttpSession;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    public class PortletServletSession extends HttpSessionWrapper {
028    
029            public PortletServletSession(
030                    HttpSession session, PortletRequestImpl portletRequestImpl) {
031    
032                    super(session);
033    
034                    _portletRequestImplReference = new WeakReference<>(portletRequestImpl);
035            }
036    
037            @Override
038            public void invalidate() {
039                    super.invalidate();
040    
041                    PortletRequestImpl portletRequestImpl =
042                            _portletRequestImplReference.get();
043    
044                    if (portletRequestImpl != null) {
045                            portletRequestImpl.invalidateSession();
046                    }
047            }
048    
049            private final Reference<PortletRequestImpl> _portletRequestImplReference;
050    
051    }