1 /***
2 *
3 * Copyright 2004 Protique Ltd
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 **/
18 package org.codehaus.activemq.service;
19
20 import org.codehaus.activemq.message.ConsumerInfo;
21
22 import javax.jms.JMSException;
23
24
25 /***
26 * A Topic based {@link MessageContainer}
27 *
28 * @version $Revision: 1.6 $
29 */
30 public interface TopicMessageContainer extends MessageContainer {
31
32
33 /***
34 * Sets the last acknowleged message ID for the given subscriber in this
35 * container so that if we shut down and recover we know where to start
36 * replaying messages from.
37 *
38 * @param subscription
39 * @param messageIdentity
40 */
41 public void setLastAcknowledgedMessageID(Subscription subscription, MessageIdentity messageIdentity) throws JMSException;
42
43 /***
44 * A durable subscription has started so recovery any messages that are required.
45 * This method should find the last acknowledged message for the given subscription
46 * and then iterate through any further messages and those that match the subscription
47 * should be dispatched to this subscription so that they can be dispatched in the future
48 *
49 * @param subscription
50 */
51 public void recoverSubscription(Subscription subscription) throws JMSException;
52
53 /***
54 * Stores the persistence details in the database
55 *
56 * @param info
57 * @param subscription
58 */
59 public void storeSubscription(ConsumerInfo info, Subscription subscription) throws JMSException;
60 }