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.transport;
19
20 import org.codehaus.activemq.message.WireFormat;
21 import org.codehaus.activemq.transport.composite.CompositeTransportChannelFactory;
22
23 import javax.jms.JMSException;
24 import java.net.URI;
25
26 /***
27 * @version $Revision: 1.1 $
28 */
29 public abstract class DiscoveryTransportChannelFactorySupport extends CompositeTransportChannelFactory {
30 private DiscoveryAgent discoveryAgent;
31
32 public TransportChannel create(WireFormat wireFormat, URI remoteLocation) throws JMSException {
33 if (discoveryAgent == null) {
34 discoveryAgent = createDiscoveryAgent(remoteLocation);
35 }
36 return new DiscoveryTransportChannel(wireFormat, discoveryAgent);
37 }
38
39 public DiscoveryAgent getDiscoveryAgent() {
40 return discoveryAgent;
41 }
42
43 public void setDiscoveryAgent(DiscoveryAgent discoveryAgent) {
44 this.discoveryAgent = discoveryAgent;
45 }
46
47 protected abstract DiscoveryAgent createDiscoveryAgent(URI remoteLocation);
48
49 }