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1: /* java.beans.beancontext.BeanContextServiceRevokedEvent 2: Copyright (C) 1999, 2000 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: 39: package java.beans.beancontext; 40: 41: /** 42: * Event fired when services are revoked from a <code>BeanContextServices</code>. 43: * 44: * @author John Keiser 45: * @since JDK1.2 46: * @see java.beans.beancontext.BeanContextServiceRevokedListener 47: */ 48: 49: public class BeanContextServiceRevokedEvent extends BeanContextEvent { 50: /** 51: * The <code>Class</code> representing the service which is now 52: * available. 53: */ 54: protected Class serviceClass; 55: private boolean invalidateRefs; 56: 57: /** 58: * Create a new service revoked event. 59: * @param services the <code>BeanContextServices</code> through 60: * which the service was available. This is also the source 61: * of the event. 62: * @param serviceClass the service class that is now revoked. 63: * @param revokeNow whether the revocation is immediate for all 64: * classes or just a suggestion. 65: */ 66: public BeanContextServiceRevokedEvent(BeanContextServices services, Class serviceClass, boolean revokeNow) { 67: super(services); 68: this.serviceClass = serviceClass; 69: invalidateRefs = revokeNow; 70: } 71: 72: /** 73: * Get the revoked service class. 74: * @return the service class. 75: */ 76: public Class getServiceClass() { 77: return serviceClass; 78: } 79: 80: /** 81: * Tell whether the revoked service class is the same as the specified class. 82: * Identical to <code>getServiceClass().equals(c)</code>. 83: * @param c the class to compare. 84: * @return whether the clases are equal. 85: */ 86: public boolean isServiceClass(Class c) { 87: return serviceClass.equals(c); 88: } 89: 90: /** 91: * Get the <code>BeanContextServices</code> through which the service was available. 92: * @return the <code>BeanContextServices</code> through which the 93: * service was available. 94: */ 95: public BeanContextServices getSourceAsBeanContextServices() { 96: return (BeanContextServices)getSource(); 97: } 98: 99: /** 100: * Tell whether current instances of the revoked service are usable or not. 101: * This is determined by whether the service was revoked 102: * immediately. 103: * 104: * @return whether current instances of the revoked service are 105: * usable. 106: */ 107: public boolean isCurrentServiceInvalidNow() { 108: return invalidateRefs; 109: } 110: }
GNU Classpath (0.20) |