1 /* 2 * JBoss, Home of Professional Open Source 3 * Copyright 2014, Red Hat, Inc. and/or its affiliates, and individual 4 * contributors by the @authors tag. See the copyright.txt in the 5 * distribution for a full listing of individual contributors. 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.jboss.as.quickstarts.kitchensink_ear.util; 18 19 import java.util.logging.Logger; 20 21 import javax.enterprise.inject.Produces; 22 import javax.enterprise.inject.spi.InjectionPoint; 23 import javax.persistence.EntityManager; 24 import javax.persistence.PersistenceContext; 25 26 /** 27 * This class uses CDI to alias Java EE resources, such as the persistence context, to CDI beans 28 * 29 * <p> 30 * Example injection on a managed bean field: 31 * </p> 32 * 33 * <pre> 34 * @Inject 35 * private EntityManager em; 36 * </pre> 37 */ 38 public class Resources { 39 40 @Produces 41 @PersistenceContext 42 private EntityManager em; 43 44 @Produces 45 public Logger produceLog(InjectionPoint injectionPoint) { 46 return Logger.getLogger(injectionPoint.getMember().getDeclaringClass().getName()); 47 } 48 }