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.util; 18 19 import java.util.logging.Logger; 20 21 import javax.enterprise.context.RequestScoped; 22 import javax.enterprise.inject.Produces; 23 import javax.enterprise.inject.spi.InjectionPoint; 24 import javax.faces.context.FacesContext; 25 import javax.persistence.EntityManager; 26 import javax.persistence.PersistenceContext; 27 28 /** 29 * This class uses CDI to alias Java EE resources, such as the persistence context, to CDI beans 30 * 31 * <p> 32 * Example injection on a managed bean field: 33 * </p> 34 * 35 * <pre> 36 * @Inject 37 * private EntityManager em; 38 * </pre> 39 */ 40 public class Resources { 41 42 @Produces 43 @PersistenceContext 44 private EntityManager em; 45 46 @Produces 47 public Logger produceLog(InjectionPoint injectionPoint) { 48 return Logger.getLogger(injectionPoint.getMember().getDeclaringClass().getName()); 49 } 50 51 @Produces 52 @RequestScoped 53 public FacesContext produceFacesContext() { 54 return FacesContext.getCurrentInstance(); 55 } 56 57 }