/*
* Copyright 2013 eXo Platform SAS
*
* 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 juzu.impl.inject.spi.cdi;
import juzu.Scope;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.CreationException;
import javax.enterprise.inject.spi.AnnotatedType;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.InjectionTarget;
import javax.inject.Provider;
import java.lang.annotation.Annotation;
/** @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a> */
class DeclaredProviderBean extends AbstractDeclaredBean {
/** . */
private final Class<? extends Provider> providerType;
/** . */
protected AnnotatedType at;
/** . */
protected InjectionTarget it;
/** . */
protected AnnotatedType providerAT;
/** . */
protected InjectionTarget providerIT;
DeclaredProviderBean(Class<?> type, Scope scope, Iterable<Annotation> qualifiers, Class<? extends Provider> providerType) {
super(type, scope, qualifiers);
//
this.providerType = providerType;
}
@Override
void register(BeanManager manager) {
super.register(manager);
//
providerAT = manager.createAnnotatedType(providerType);
providerIT = manager.createInjectionTarget(providerAT);
}
public Object create(CreationalContext ctx) {
Object instance;
try {
Provider provider = (Provider)providerIT.produce(ctx);
providerIT.inject(provider, ctx);
providerIT.postConstruct(provider);
// Get instance
instance = provider.get();
// Now get rid of provider
providerIT.preDestroy(provider);
providerIT.dispose(provider);
}
catch (Exception e) {
throw new CreationException(e.getCause());
}
return instance;
}
public void destroy(Object instance, CreationalContext ctx) {
ctx.release();
}
}