/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.webapp;
import java.util.Set;
import javax.servlet.ServletContainerInitializer;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import org.richfaces.log.Logger;
import org.richfaces.log.RichfacesLogger;
/**
* <p>
* Runs all servlet container initializers listed in {@link #INITIALIZERS}.
* </p>
*
* @author <a href="http://community.jboss.org/people/lfryc">Lukas Fryc</a>
*/
public class ServletsInitializer implements ServletContainerInitializer {
private static final Logger LOGGER = RichfacesLogger.APPLICATION.getLogger();
private Class<?>[] INITIALIZERS = new Class<?>[] {
PushServletContainerInitializer.class,
ResourceServletContainerInitializer.class };
/**
* Takes classes listed in {@link #INITIALIZERS} and tries to initialize them as {@link ServletContainerInitializer}s.
*/
@Override
public void onStartup(Set<Class<?>> classes, ServletContext servletContext) throws ServletException {
for (Class<?> clazz : INITIALIZERS) {
ServletContainerInitializer initializer = null;
try {
initializer = (ServletContainerInitializer) clazz.newInstance();
} catch (Exception e) {
LOGGER.error("Failed to instantiate servlet initializer " + clazz.getName(), e);
}
if (initializer != null) {
try {
initializer.onStartup(null, servletContext);
} catch (Exception e) {
LOGGER.error("Failed to initialize servlet by " + clazz.getName(), e);
}
}
}
}
}