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1: /* NamingEvent.java -- 2: Copyright (C) 2001, 2004 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 javax.naming.event; 40: 41: import java.util.EventObject; 42: 43: import javax.naming.Binding; 44: 45: /** 46: * @author Warren Levy (warrenl@redhat.com) 47: * @date June 5, 2001 48: */ 49: public class NamingEvent extends EventObject 50: { 51: public static final int OBJECT_ADDED = 0; 52: public static final int OBJECT_REMOVED = 1; 53: public static final int OBJECT_RENAMED = 2; 54: public static final int OBJECT_CHANGED = 3; 55: 56: // Serialized fields. 57: protected Object changeInfo; 58: protected int type; 59: protected Binding oldBinding; 60: protected Binding newBinding; 61: 62: public NamingEvent(EventContext source, int type, Binding newBd, 63: Binding oldBd, Object changeInfo) 64: { 65: super(source); 66: this.type = type; 67: this.oldBinding = oldBd; 68: this.newBinding = newBd; 69: this.changeInfo = changeInfo; 70: // FIXME: for OBJECT_ADDED, newBd must not be null; 71: // FIXME: for OBJECT_CHANGED, newBd and oldBd must not be null; 72: // FIXME: for OBJECT_RENAMED, one of newBd or oldBd may be null if newBd or 73: // FIXME: oldBd is outside of the scope for which listener has registered. 74: // FIXME: namingExceptionThrown() is called for the listener in question. 75: } 76: 77: public int getType() 78: { 79: return type; 80: } 81: 82: public EventContext getEventContext() 83: { 84: return (EventContext) getSource(); 85: } 86: 87: public Binding getOldBinding() 88: { 89: return oldBinding; 90: } 91: 92: public Binding getNewBinding() 93: { 94: return newBinding; 95: } 96: 97: public Object getChangeInfo() 98: { 99: return changeInfo; 100: } 101: 102: public void dispatch(NamingListener listener) 103: { 104: switch (type) 105: { 106: case OBJECT_ADDED: 107: ((NamespaceChangeListener) listener).objectAdded(this); 108: break; 109: case OBJECT_REMOVED: 110: ((NamespaceChangeListener) listener).objectRemoved(this); 111: break; 112: case OBJECT_RENAMED: 113: ((NamespaceChangeListener) listener).objectRenamed(this); 114: break; 115: case OBJECT_CHANGED: 116: ((ObjectChangeListener) listener).objectChanged(this); 117: break; 118: } 119: } 120: }
GNU Classpath (0.20) |