1 /* 2 * Copyright (c) 1998, 2021, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.beans.beancontext; 27 28 import java.io.Serial; 29 import java.util.Iterator; 30 31 /** 32 * <p> 33 * This event type is used by the BeanContextServicesListener in order to 34 * identify the service being registered. 35 * </p> 36 */ 37 38 public class BeanContextServiceAvailableEvent extends BeanContextEvent { 39 40 /** 41 * Use serialVersionUID from JDK 1.7 for interoperability. 42 */ 43 @Serial 44 private static final long serialVersionUID = -5333985775656400778L; 45 46 /** 47 * Construct a {@code BeanContextAvailableServiceEvent}. 48 * @param bcs The context in which the service has become available 49 * @param sc A {@code Class} reference to the newly available service 50 */ BeanContextServiceAvailableEvent(BeanContextServices bcs, Class<?> sc)51 public BeanContextServiceAvailableEvent(BeanContextServices bcs, Class<?> sc) { 52 super((BeanContext)bcs); 53 54 serviceClass = sc; 55 } 56 57 /** 58 * Gets the source as a reference of type {@code BeanContextServices}. 59 * @return The context in which the service has become available 60 */ getSourceAsBeanContextServices()61 public BeanContextServices getSourceAsBeanContextServices() { 62 return (BeanContextServices)getBeanContext(); 63 } 64 65 /** 66 * Gets the service class that is the subject of this notification. 67 * @return A {@code Class} reference to the newly available service 68 */ getServiceClass()69 public Class<?> getServiceClass() { return serviceClass; } 70 71 /** 72 * Gets the list of service dependent selectors. 73 * @return the current selectors available from the service 74 */ getCurrentServiceSelectors()75 public Iterator<?> getCurrentServiceSelectors() { 76 return ((BeanContextServices)getSource()).getCurrentServiceSelectors(serviceClass); 77 } 78 79 /* 80 * fields 81 */ 82 83 /** 84 * A {@code Class} reference to the newly available service 85 */ 86 protected Class<?> serviceClass; 87 } 88