/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file 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.gatein.cdi;
import org.gatein.cdi.contexts.CDIPortletContext;
import org.gatein.cdi.contexts.PortletLifecycleContextImpl;
import org.gatein.cdi.contexts.PortletRedisplayedContextImpl;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.spi.AfterBeanDiscovery;
import javax.enterprise.inject.spi.Extension;
/**
* @author <a href="mailto:nscavell@redhat.com">Nick Scavelli</a>
* @author <a href="http://community.jboss.org/people/kenfinni">Ken Finnigan</a>
*/
public class CDIPortletContextExtension implements Extension {
private Collection<CDIPortletContext> contexts;
@SuppressWarnings("unused")
public void afterBeanDiscovery(@Observes AfterBeanDiscovery afterBeanDiscovery) {
List<CDIPortletContext> contextList = new ArrayList<CDIPortletContext>(2);
contextList.add(new PortletLifecycleContextImpl());
contextList.add(new PortletRedisplayedContextImpl());
for (CDIPortletContext context : contextList) {
afterBeanDiscovery.addContext(context);
}
contexts = Collections.unmodifiableCollection(contextList);
}
@SuppressWarnings("unchecked")
public <T extends CDIPortletContext> T getContext(Class<T> type) {
if (type == null) return null;
for (CDIPortletContext context : contexts) {
if (type.isAssignableFrom(context.getClass())) {
return (T) context;
}
}
return null;
}
public Collection<CDIPortletContext> getContexts() {
Collection<CDIPortletContext> collection = contexts;
if (collection == null) {
return Collections.emptyList();
}
return collection;
}
}