/*
* JBoss, Home of Professional Open Source
* Copyright 2010, Red Hat, Inc., 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.seam.solder.bean;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.InjectionTarget;
/**
* An implementation of {@link ContextualLifecycle} that is backed by an
* {@link InjectionTarget}.
*
* @author Pete Muir
* @author Stuart Douglas
*
* @param <T>
*/
public class DelegatingContextualLifecycle<T> implements ContextualLifecycle<T>
{
private final InjectionTarget<T> injectionTarget;
/**
* Instantiate a new {@link ContextualLifecycle} backed by an
* {@link InjectionTarget}.
*
* @param injectionTarget the {@link InjectionTarget} used to create and
* destroy instances
*/
public DelegatingContextualLifecycle(InjectionTarget<T> injectionTarget)
{
this.injectionTarget = injectionTarget;
}
public T create(Bean<T> bean, CreationalContext<T> creationalContext)
{
T instance = injectionTarget.produce(creationalContext);
injectionTarget.inject(instance, creationalContext);
injectionTarget.postConstruct(instance);
return instance;
}
public void destroy(Bean<T> bean, T instance, CreationalContext<T> creationalContext)
{
try
{
injectionTarget.preDestroy(instance);
creationalContext.release();
}
catch (Exception e)
{
throw new RuntimeException(e);
}
}
}