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Java > Open Source Codes > org > apache > activemq > broker > region > DestinationFactory


1 /**
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one or more
4  * contributor license agreements. See the NOTICE file distributed with
5  * this work for additional information regarding copyright ownership.
6  * The ASF licenses this file to You under the Apache License, Version 2.0
7  * (the "License"); you may not use this file except in compliance with
8  * the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 package org.apache.activemq.broker.region;
19
20 import java.io.IOException JavaDoc;
21 import java.util.Set JavaDoc;
22
23 import org.apache.activemq.broker.ConnectionContext;
24 import org.apache.activemq.command.ActiveMQDestination;
25 import org.apache.activemq.command.ActiveMQTopic;
26 import org.apache.activemq.command.SubscriptionInfo;
27
28 /**
29  * Used to create Destinations. One instance of DestinationFactory is used per BrokerService.
30  *
31  * @author fateev@amazon.com
32  * @version $Revision: 474985 $
33  */
34 public abstract class DestinationFactory {
35     
36     /**
37      * Create destination implementation.
38      */
39     abstract public Destination createDestination(ConnectionContext context, ActiveMQDestination destination, DestinationStatistics destinationStatistics) throws Exception JavaDoc;
40
41     /**
42      * Returns a set of all the {@link org.apache.activemq.command.ActiveMQDestination}
43      * objects that the persistence store is aware exist.
44      */
45     abstract public Set JavaDoc getDestinations();
46
47     /**
48      * Lists all the durable subscirptions for a given destination.
49      */
50     abstract public SubscriptionInfo[] getAllDurableSubscriptions(ActiveMQTopic topic) throws IOException JavaDoc;
51
52     
53     abstract public long getLastMessageBrokerSequenceId() throws IOException JavaDoc;
54
55     abstract public void setRegionBroker(RegionBroker regionBroker);
56 }
57
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