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* 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.generic;
import static org.jboss.seam.solder.bean.Beans.createInjectionPoints;
import java.lang.annotation.Annotation;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.spi.Annotated;
import javax.enterprise.inject.spi.AnnotatedMethod;
import javax.enterprise.inject.spi.AnnotatedParameter;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.InjectionPoint;
import org.jboss.seam.solder.bean.ImmutableInjectionPoint;
import org.jboss.seam.solder.reflection.annotated.Annotateds;
import org.jboss.seam.solder.reflection.annotated.InjectableMethod;
public class GenericProducerMethod<T, X> extends AbstractGenericProducerBean<T>
{
private final InjectableMethod<X> producerMethod;
private final InjectableMethod<X> disposerMethod;
GenericProducerMethod(Bean<T> originalBean, Annotation genericConfiguration, AnnotatedMethod<X> method, AnnotatedMethod<X> disposerMethod, final Set<Annotation> qualifiers, final Set<Annotation> genericBeanQualifiers, Class<? extends Annotation> scopeOverride, boolean alternative, Class<?> declaringBeanClass, BeanManager beanManager)
{
super(originalBean, genericConfiguration, qualifiers, genericBeanQualifiers, scopeOverride, Annotateds.createCallableId(method), alternative, declaringBeanClass, beanManager);
List<InjectionPoint> injectionPoints = createInjectionPoints(method, this, beanManager);
List<InjectionPoint> wrappedInjectionPoints = new ArrayList<InjectionPoint>();
for (InjectionPoint injectionPoint : injectionPoints)
{
wrappedInjectionPoints.add(wrapInjectionPoint(injectionPoint, genericBeanQualifiers));
}
this.producerMethod = new InjectableMethod<X>(method, wrappedInjectionPoints, beanManager);
if (disposerMethod != null)
{
injectionPoints = createInjectionPoints(disposerMethod, this, beanManager);
wrappedInjectionPoints = new ArrayList<InjectionPoint>();
for (InjectionPoint injectionPoint : injectionPoints)
{
wrappedInjectionPoints.add(wrapInjectionPoint(injectionPoint, genericBeanQualifiers));
}
this.disposerMethod = new InjectableMethod<X>(disposerMethod, wrappedInjectionPoints, beanManager);
}
else
{
this.disposerMethod = null;
}
}
@Override
protected T getValue(Object receiver, CreationalContext<T> creationalContext)
{
return producerMethod.invoke(receiver, creationalContext);
}
@Override
public void destroy(T instance, CreationalContext<T> creationalContext)
{
if (disposerMethod != null)
{
disposerMethod.invoke(getReceiver(creationalContext), creationalContext);
}
}
private static InjectionPoint wrapInjectionPoint(InjectionPoint injectionPoint, Set<Annotation> quals)
{
Annotated anotated = injectionPoint.getAnnotated();
boolean genericInjectionPoint = false;
if (injectionPoint.getType() instanceof Class<?>)
{
Class<?> c = (Class<?>) injectionPoint.getType();
genericInjectionPoint = c.isAnnotationPresent(GenericConfiguration.class);
}
if (anotated.isAnnotationPresent(Disposes.class) || anotated.isAnnotationPresent(InjectGeneric.class) || genericInjectionPoint)
{
Set<Annotation> newQualifiers = new HashSet<Annotation>();
newQualifiers.addAll(quals);
newQualifiers.addAll(injectionPoint.getQualifiers());
return new ImmutableInjectionPoint((AnnotatedParameter<?>) anotated, newQualifiers, injectionPoint.getBean(), injectionPoint.isTransient(), injectionPoint.isDelegate());
}
return injectionPoint;
}
}