Source Code Cross Referenced for MvnForumEventManager.java in  » Forum » mvnforum-1.1 » com » mvnforum » event » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Forum » mvnforum 1.1 » com.mvnforum.event 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * $Header: /cvsroot/mvnforum/mvnforum/src/com/mvnforum/event/MvnForumEventManager.java,v 1.3 2007/12/17 09:09:41 minhnn Exp $
003:         * $Author: minhnn $
004:         * $Revision: 1.3 $
005:         * $Date: 2007/12/17 09:09:41 $
006:         *
007:         * ====================================================================
008:         *
009:         * Copyright (C) 2002-2007 by MyVietnam.net
010:         *
011:         * All copyright notices regarding mvnForum MUST remain
012:         * intact in the scripts and in the outputted HTML.
013:         * The "powered by" text/logo with a link back to
014:         * http://www.mvnForum.com and http://www.MyVietnam.net in
015:         * the footer of the pages MUST remain visible when the pages
016:         * are viewed on the internet or intranet.
017:         *
018:         * This program is free software; you can redistribute it and/or modify
019:         * it under the terms of the GNU General Public License as published by
020:         * the Free Software Foundation; either version 2 of the License, or
021:         * any later version.
022:         *
023:         * This program is distributed in the hope that it will be useful,
024:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
025:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
026:         * GNU General Public License for more details.
027:         *
028:         * You should have received a copy of the GNU General Public License
029:         * along with this program; if not, write to the Free Software
030:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
031:         *
032:         * Support can be obtained from support forums at:
033:         * http://www.mvnForum.com/mvnforum/index
034:         *
035:         * Correspondence and Marketing Questions can be sent to:
036:         * info at MyVietnam net
037:         *
038:         * @author: Minh Nguyen
039:         * @author: Mai  Nguyen
040:         */
041:        package com.mvnforum.event;
042:
043:        import java.util.ArrayList;
044:        import java.util.Collection;
045:        import java.util.Iterator;
046:
047:        public class MvnForumEventManager {
048:
049:            //static variable
050:            private static MvnForumEventManager instance = new MvnForumEventManager();
051:
052:            private transient Collection eventListeners;
053:
054:            private MvnForumEventManager() {
055:                eventListeners = new ArrayList();
056:            }
057:
058:            public static MvnForumEventManager getInstance() {
059:                return instance;
060:            }
061:
062:            /************************************************************************
063:             * Event method
064:             ************************************************************************/
065:            public synchronized void removeMvnForumEventListener(
066:                    MvnForumEventListener listener) {
067:                eventListeners.remove(listener);
068:            }
069:
070:            public synchronized void addMvnForumEventListener(
071:                    MvnForumEventListener listener) {
072:                System.out
073:                        .println("MvnForumEventManager.addMvnForumEventListener()");
074:                eventListeners.add(listener);
075:            }
076:
077:            public void firePreLogin(MvnForumEvent e) {
078:                for (Iterator iterator = eventListeners.iterator(); iterator
079:                        .hasNext();) {
080:                    ((MvnForumEventListener) iterator.next()).onPreLogin(e);
081:                }
082:            }
083:
084:            public void firePostLogin(MvnForumEvent e) {
085:                for (Iterator iterator = eventListeners.iterator(); iterator
086:                        .hasNext();) {
087:                    ((MvnForumEventListener) iterator.next()).onPostLogin(e);
088:                }
089:            }
090:
091:            public void firePreLogout(MvnForumEvent e) {
092:                System.out.println("MvnForumEventManager.firePreLogout() "
093:                        + eventListeners.size());
094:                for (Iterator iterator = eventListeners.iterator(); iterator
095:                        .hasNext();) {
096:                    ((MvnForumEventListener) iterator.next()).onPreLogout(e);
097:                }
098:            }
099:
100:            public void firePostLogout(MvnForumEvent e) {
101:                for (Iterator iterator = eventListeners.iterator(); iterator
102:                        .hasNext();) {
103:                    ((MvnForumEventListener) iterator.next()).onPostLogout(e);
104:                }
105:            }
106:
107:        }
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