Destination


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  ;
21  
22  import org.apache.activemq.Service;
23  import org.apache.activemq.broker.ConnectionContext;
24  import org.apache.activemq.broker.ProducerBrokerExchange;
25  import org.apache.activemq.broker.region.policy.DeadLetterStrategy;
26  import org.apache.activemq.command.ActiveMQDestination;
27  import org.apache.activemq.command.Message;
28  import org.apache.activemq.command.MessageAck;
29  import org.apache.activemq.memory.UsageManager;
30  
31  /**
32   * 
33   * @version $Revision: 1.12 $
34   */
35  public interface Destination extends Service {
36  
37      void addSubscription(ConnectionContext context, Subscription sub) throws Exception  ;
38      void removeSubscription(ConnectionContext context, Subscription sub) throws Exception  ;
39      
40      void send(ProducerBrokerExchange producerExchange, Message messageSend) throws Exception  ;
41      boolean lock(MessageReference node, LockOwner lockOwner);
42      void acknowledge(ConnectionContext context, Subscription sub, final MessageAck ack, final MessageReference node) throws IOException  ;
43      
44      void gc();
45   
46      ActiveMQDestination getActiveMQDestination();
47      UsageManager getUsageManager();
48  
49      void dispose(ConnectionContext context) throws IOException  ;
50      
51      DestinationStatistics getDestinationStatistics();
52      DeadLetterStrategy getDeadLetterStrategy();
53      
54      public Message[] browse();
55      public String   getName();
56  }
57
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