01 /*
02 *
03 * Licensed to the Apache Software Foundation (ASF) under one
04 * or more contributor license agreements. See the NOTICE file
05 * distributed with this work for additional information
06 * regarding copyright ownership. The ASF licenses this file
07 * to you under the Apache License, Version 2.0 (the
08 * "License"); you may not use this file except in compliance
09 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 */
21 package org.apache.qpid.server.exchange;
22
23 import org.apache.qpid.AMQException;
24 import org.apache.qpid.framing.AMQShortString;
25 import org.apache.qpid.framing.FieldTable;
26
27 import org.apache.qpid.server.queue.IncomingMessage;
28 import org.apache.qpid.server.queue.AMQQueue;
29 import org.apache.qpid.server.virtualhost.VirtualHost;
30
31 import java.util.List;
32 import java.util.Map;
33
34 public interface Exchange
35 {
36 AMQShortString getName();
37
38 AMQShortString getType();
39
40 void initialise(VirtualHost host, AMQShortString name, boolean durable, int ticket, boolean autoDelete) throws AMQException;
41
42 boolean isDurable();
43
44 /**
45 * @return true if the exchange will be deleted after all queues have been detached
46 */
47 boolean isAutoDelete();
48
49 int getTicket();
50
51 void close() throws AMQException;
52
53 void registerQueue(AMQShortString routingKey, AMQQueue queue, FieldTable args) throws AMQException;
54
55 void deregisterQueue(AMQShortString routingKey, AMQQueue queue, FieldTable args) throws AMQException;
56
57 void route(IncomingMessage message) throws AMQException;
58
59
60 /**
61 * Determines whether a message would be isBound to a particular queue using a specific routing key and arguments
62 * @param routingKey
63 * @param arguments
64 * @param queue
65 * @return
66 * @throws AMQException
67 */
68 boolean isBound(AMQShortString routingKey, FieldTable arguments, AMQQueue queue);
69
70 /**
71 * Determines whether a message would be isBound to a particular queue using a specific routing key
72 * @param routingKey
73 * @param queue
74 * @return
75 * @throws AMQException
76 */
77 boolean isBound(AMQShortString routingKey, AMQQueue queue);
78
79 /**
80 * Determines whether a message is routing to any queue using a specific _routing key
81 * @param routingKey
82 * @return
83 * @throws AMQException
84 */
85 boolean isBound(AMQShortString routingKey);
86
87 boolean isBound(AMQQueue queue);
88
89 /**
90 * Returns true if this exchange has at least one binding associated with it.
91 * @return
92 * @throws AMQException
93 */
94 boolean hasBindings();
95
96
97
98 }
|