001    /**
002     * Copyright (c) 2000-2013 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.portal.deploy.hot;
016    
017    import com.liferay.portal.kernel.deploy.hot.BaseHotDeployListener;
018    import com.liferay.portal.kernel.deploy.hot.HotDeployEvent;
019    import com.liferay.portal.kernel.deploy.hot.HotDeployException;
020    import com.liferay.portal.kernel.servlet.SecurePluginContextListener;
021    
022    import java.lang.reflect.Method;
023    
024    import javax.servlet.ServletContext;
025    
026    /**
027     * @author Brian Wing Shun Chan
028     */
029    public class ServletContextListenerHotDeployListener
030            extends BaseHotDeployListener {
031    
032            public void invokeDeploy(HotDeployEvent hotDeployEvent)
033                    throws HotDeployException {
034    
035                    try {
036                            doInvokeDeploy(hotDeployEvent);
037                    }
038                    catch (Throwable t) {
039                            throwHotDeployException(
040                                    hotDeployEvent,
041                                    "Error registering servlet context listeners for ", t);
042                    }
043            }
044    
045            public void invokeUndeploy(HotDeployEvent hotDeployEvent)
046                    throws HotDeployException {
047    
048                    try {
049                            doInvokeUndeploy(hotDeployEvent);
050                    }
051                    catch (Throwable t) {
052                            throwHotDeployException(
053                                    hotDeployEvent,
054                                    "Error unregistering servlet context listeners for ", t);
055                    }
056            }
057    
058            protected void doInvokeDeploy(HotDeployEvent hotDeployEvent)
059                    throws Exception {
060    
061                    ServletContext servletContext = hotDeployEvent.getServletContext();
062    
063                    Object securePluginContextListener = servletContext.getAttribute(
064                            SecurePluginContextListener.class.getName());
065    
066                    if (securePluginContextListener != null) {
067                            Class<?> clazz = securePluginContextListener.getClass();
068    
069                            Method method = clazz.getMethod("instantiatingListeners");
070    
071                            method.invoke(securePluginContextListener);
072                    }
073            }
074    
075            protected void doInvokeUndeploy(HotDeployEvent hotDeployEvent)
076                    throws Exception {
077            }
078    
079    }