/*
* 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.text.MessageFormat;
import java.util.Set;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
import javax.servlet.ServletRegistration.Dynamic;
import org.richfaces.log.Logger;
import org.richfaces.log.RichfacesLogger;
/**
* <p>
* Initializes {@link ResourceServlet}.
* </p>
*
* <p>
* Initialization can be turned of by "org.richfaces.resources.skipResourceServletRegistration" context parameter.
* </p>
*/
public class ResourceServletContainerInitializer extends AbstractServletContainerInitializer {
private static final Logger LOGGER = RichfacesLogger.WEBAPP.getLogger();
private static final String SKIP_SERVLET_REGISTRATION_PARAM = "org.richfaces.resources.skipResourceServletRegistration";
public static final String RICHFACES_RESOURCES_DEFAULT_MAPPING = "/org.richfaces.resources/*";
/*
* (non-Javadoc)
*
* @see javax.servlet.ServletContainerInitializer#onStartup(java.util.Set, javax.servlet.ServletContext)
*/
@Override
public void onStartup(Set<Class<?>> c, ServletContext servletContext) throws ServletException {
if (Boolean.valueOf(servletContext.getInitParameter(SKIP_SERVLET_REGISTRATION_PARAM))) {
return;
}
try {
ServletRegistration servletRegistration = getServletRegistration(ResourceServlet.class, servletContext);
if (servletRegistration == null) {
registerServlet(servletContext);
}
} catch (Exception e) {
servletContext
.log(MessageFormat.format("Exception registering RichFaces Resource Servlet: {0]", e.getMessage()), e);
}
}
private static void registerServlet(ServletContext context) {
Dynamic dynamicRegistration = context.addServlet("AutoRegisteredResourceServlet", ResourceServlet.class);
dynamicRegistration.addMapping(RICHFACES_RESOURCES_DEFAULT_MAPPING);
if (LOGGER.isInfoEnabled()) {
LOGGER.info("Auto-registered servlet " + ResourceServlet.class.getSimpleName() + " with mapping '" + RICHFACES_RESOURCES_DEFAULT_MAPPING + "'");
}
}
}