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
19 package org.codehaus.activemq.service.boundedvm;
20
21
22 import javax.jms.DeliveryMode;
23 import javax.jms.JMSException;
24 import org.codehaus.activemq.filter.Filter;
25 import org.codehaus.activemq.message.ActiveMQMessage;
26 import org.codehaus.activemq.message.ConsumerInfo;
27
28 /***
29 * A holder for Transient Topic consumer info and message routing
30 *
31 * @version $Revision: 1.2 $
32 */
33 public class TransientTopicSubscription extends TransientSubscription{
34
35
36 /***
37 * Construct the TransientTopicSubscription
38 * @param filter
39 * @param info
40 */
41
42 public TransientTopicSubscription(Filter filter,ConsumerInfo info){
43 super(filter,info);
44 }
45
46
47 /***
48 * determines if the Subscription is interested in the message
49 *
50 * @param message
51 * @return true if this Subscription will accept the message
52 * @throws JMSException
53 */
54 public boolean isTarget(ActiveMQMessage message) throws JMSException {
55 boolean result = false;
56 if (message != null) {
57 result = filter.matches(message);
58
59 if (result && consumerInfo.isDurableTopic()){
60 result = message.getJMSDeliveryMode() == DeliveryMode.NON_PERSISTENT;
61 }
62 }
63 return result;
64 }
65 }