/**
 * Copyright (C) 2005-2008 Jive Software. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jivesoftware.openfire;

import org.xmpp.packet.Message;

/**
 * Interface to listen for offline message events. Use the
 * {@link OfflineMessageStrategy#addListener(OfflineMessageListener)}
 * method to register for events.
 *
 * @author Gaston Dombiak
 */
public interface OfflineMessageListener {

    /**
     * Notification message indicating that a message was not stored offline but bounced
     * back to the sender.
     *
     * @param message the message that was bounced.
     */
    void messageBounced(Message message);

    /**
     * Notification message indicating that a message was stored offline since the target entity
     * was not online at the moment.
     *
     * @param message the message that was stored offline.
     */
    void messageStored(Message message);
}
