| /* |
| * Copyright (c) 2012, 2020 Oracle and/or its affiliates. All rights reserved. |
| * Copyright (c) 2012, 2018 IBM Corporation. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // tware - initial implemenation |
| // 06/24/2014 - 438105 - 2.6.0 - Rick Curtis - Fix bug in EntityListenerInjectionManagerImpl constructor. |
| // 07/01/2014-2.5.2 Rick Curtis |
| // - 438663: Fix injection ordering bug. |
| package org.eclipse.persistence.internal.sessions.cdi; |
| |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import jakarta.enterprise.context.spi.CreationalContext; |
| import jakarta.enterprise.inject.spi.AnnotatedType; |
| import jakarta.enterprise.inject.spi.BeanManager; |
| import jakarta.enterprise.inject.spi.InjectionTarget; |
| import javax.naming.Context; |
| import javax.naming.InitialContext; |
| import javax.naming.NamingException; |
| |
| import org.eclipse.persistence.internal.sessions.AbstractSession; |
| import org.eclipse.persistence.logging.SessionLog; |
| |
| /** |
| * Manages calls to CDI to inject into managed beans |
| * This class will be created reflectively to avoid dependencies on CDI classes in environments |
| * that do not support CDI |
| */ |
| public class InjectionManagerImpl<T> implements InjectionManager<T> { |
| protected BeanManager beanManager = null; |
| protected CreationalContext<T> creationalContext = null; |
| protected final Map<T, InjectionTarget<T>> injectionTargets = new HashMap<>(); |
| |
| public InjectionManagerImpl(Object beanManagerInstance) throws NamingException { |
| if (beanManagerInstance == null) { |
| Context context = new InitialContext(); |
| try { |
| beanManagerInstance = context.lookup("java:comp/BeanManager"); |
| } catch(NamingException e) { |
| beanManagerInstance = context.lookup("java:comp/env/BeanManager"); |
| } |
| } |
| beanManager = (BeanManager) beanManagerInstance; |
| } |
| |
| /** |
| * Creates an instance of the CDI managed bean. |
| * Calls CDI API to inject into the bean. |
| * @param managedBeanClass bean class to be instantiated. |
| * @return New instance of bean class with injected content. |
| */ |
| @Override |
| public T createManagedBeanAndInjectDependencies(final Class<T> managedBeanClass) throws NamingException{ |
| final AnnotatedType<T> aType = beanManager.createAnnotatedType(managedBeanClass); |
| final InjectionTarget<T> injectionTarget = beanManager.createInjectionTarget(aType); |
| creationalContext = beanManager.createCreationalContext(null); |
| final T beanInstance = injectionTarget.produce(creationalContext); |
| synchronized (injectionTargets) { |
| injectionTargets.put(beanInstance, injectionTarget); |
| } |
| injectionTarget.inject(beanInstance, creationalContext); |
| injectionTarget.postConstruct(beanInstance); |
| return beanInstance; |
| } |
| |
| @Override |
| public void cleanUp(AbstractSession session){ |
| Set<T> keys = new HashSet<>(); |
| synchronized(injectionTargets){ |
| keys.addAll(injectionTargets.keySet()); |
| for (T listener: keys){ |
| try{ |
| InjectionTarget<T> target = injectionTargets.get(listener); |
| target.preDestroy(listener); |
| target.dispose(listener); |
| injectionTargets.remove(listener); |
| } catch (Exception e){ |
| session.logThrowable(SessionLog.FINEST, SessionLog.JPA, e); |
| } |
| } |
| } |
| if (creationalContext != null){ |
| creationalContext.release(); |
| } |
| } |
| |
| } |
| |