/*
* JBoss, Home of Professional Open Source
* Copyright 2010, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.solder.servlet.event;
import java.lang.annotation.Annotation;
import java.util.Arrays;
import org.jboss.solder.logging.Logger;
import org.jboss.solder.beanManager.BeanManagerAware;
import org.jboss.solder.beanManager.BeanManagerUnavailableException;
import org.jboss.solder.servlet.WebApplication;
import org.jboss.solder.servlet.support.ServletLogger;
/**
* An abstract class that handles sending events to the CDI event bus with support for environments where injection into the
* Servlet component is not available.
*
* @author <a href="http://community.jboss.org/people/dan.j.allen">Dan Allen</a>
*/
public abstract class AbstractServletEventBridge extends BeanManagerAware {
private transient ServletLogger log = Logger.getMessageLogger(ServletLogger.class, ServletLogger.CATEGORY);
public static String WEB_APPLICATION_ATTRIBUTE_NAME = WebApplication.class.getName();
/**
* Propagates the Servlet event to the CDI event bus if the BeanManager is available. If injection is available, this will
* always be skipped, and thus the performance optimal
*/
protected void fireEvent(final Object payload, final Annotation... qualifiers) {
try {
getBeanManager().fireEvent(payload, qualifiers);
} catch (BeanManagerUnavailableException e) {
log.skippingEventNoBeanManager(payload, Arrays.asList(qualifiers));
return;
}
}
}