001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *  http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package javax.mail.event;
021    
022    import javax.mail.Message;
023    
024    /**
025     * @version $Rev: 920714 $ $Date: 2010-03-09 01:55:49 -0500 (Tue, 09 Mar 2010) $
026     */
027    public class MessageChangedEvent extends MailEvent {
028            
029            private static final long serialVersionUID = -4974972972105535108L;
030            
031        /**
032         * The message's flags changed.
033         */
034        public static final int FLAGS_CHANGED = 1;
035    
036        /**
037         * The messages envelope changed.
038         */
039        public static final int ENVELOPE_CHANGED = 2;
040    
041        protected transient Message msg;
042        protected int type;
043    
044        /**
045         * Constructor.
046         *
047         * @param source the folder that owns the message
048         * @param type the event type
049         * @param message the affected message
050         */
051        public MessageChangedEvent(Object source, int type, Message message) {
052            super(source);
053            msg = message;
054            this.type = type;
055        }
056    
057        public void dispatch(Object listener) {
058            MessageChangedListener l = (MessageChangedListener) listener;
059            l.messageChanged(this);
060        }
061    
062        /**
063         * Return the affected message.
064         * @return the affected message
065         */
066        public Message getMessage() {
067            return msg;
068        }
069    
070        /**
071         * Return the type of change.
072         * @return the event type
073         */
074        public int getMessageChangeType() {
075            return type;
076        }
077    }