/*
* JBoss, Home of Professional Open Source
* Copyright 2009, 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.arquillian.impl.context;
import java.util.HashMap;
import java.util.Map;
import org.jboss.arquillian.impl.Validate;
import org.jboss.arquillian.impl.event.EventManager;
import org.jboss.arquillian.impl.event.MapEventManager;
import org.jboss.arquillian.spi.Context;
import org.jboss.arquillian.spi.ServiceLoader;
import org.jboss.arquillian.spi.event.Event;
import org.jboss.arquillian.spi.event.suite.EventHandler;
/**
* AbstractEventContext
*
* @author <a href="mailto:aknutsen@redhat.com">Aslak Knutsen</a>
* @version $Revision: $
*/
public abstract class AbstractEventContext implements Context
{
private EventManager eventManager;
// TODO: create ObjectStore
private Map<Class<?>, Object> objectStore;
public AbstractEventContext()
{
this.eventManager = new MapEventManager();
this.objectStore = new HashMap<Class<?>, Object>();
}
/* (non-Javadoc)
* @see org.jboss.arquillian.spi.Context#register(java.lang.Class, org.jboss.arquillian.spi.event.suite.EventHandler)
*/
public <K extends Event> void register(Class<? extends K> eventType, EventHandler<? super K> handler)
{
eventManager.register(eventType, handler);
}
/**
* @return
*/
protected EventManager getEventManager()
{
return eventManager;
}
/* (non-Javadoc)
* @see org.jboss.arquillian.spi.Context#add(java.lang.Class, java.lang.Object)
*/
public <B> void add(Class<B> type, B instance)
{
Validate.notNull(type, "Type must be specified");
Validate.notNull(instance, "Instance must be specified");
objectStore.put(type, instance);
}
/* (non-Javadoc)
* @see org.jboss.arquillian.spi.Context#get(java.lang.Class)
*/
@SuppressWarnings("unchecked")
public <B> B get(Class<B> type)
{
Validate.notNull(type, "Type must be specified");
B instance = (B)objectStore.get(type);
if(instance == null)
{
Context parentContext = getParentContext();
if(parentContext != null)
{
instance = parentContext.get(type);
}
}
return instance;
}
/* (non-Javadoc)
* @see org.jboss.arquillian.spi.Context#getServiceLoader()
*/
public ServiceLoader getServiceLoader()
{
return get(ServiceLoader.class);
}
/* (non-Javadoc)
* @see org.jboss.arquillian.spi.Context#fire(org.jboss.arquillian.spi.event.Event)
*/
public void fire(Event event)
{
Context parent = getParentContext();
if(parent != null)
{
parent.fire(event);
}
getEventManager().fire(this, event);
}
}