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.http;
19
20 import org.apache.commons.logging.Log;
21 import org.apache.commons.logging.LogFactory;
22 import org.codehaus.activemq.message.TextWireFormat;
23 import org.codehaus.activemq.message.WireFormat;
24 import org.codehaus.activemq.transport.TransportChannel;
25 import org.codehaus.activemq.transport.TransportChannelFactorySupport;
26 import org.codehaus.activemq.transport.xstream.XStreamWireFormat;
27 import org.codehaus.activemq.util.JMSExceptionHelper;
28
29 import javax.jms.JMSException;
30 import java.net.MalformedURLException;
31 import java.net.URI;
32 import java.net.URISyntaxException;
33
34 /***
35 * @version $Revision: 1.2 $
36 */
37 public class HttpTransportChannelFactory extends TransportChannelFactorySupport {
38 private static final Log log = LogFactory.getLog(HttpTransportChannelFactory.class);
39
40 public TransportChannel create(WireFormat wireFormat, URI remoteLocation) throws JMSException {
41 try {
42 return create(wireFormat, remoteLocation, new URI("http://localhost:0"));
43 }
44 catch (URISyntaxException e) {
45 throw JMSExceptionHelper.newJMSException(e.getMessage(), e);
46 }
47 }
48
49 public TransportChannel create(WireFormat wireFormat, URI remoteLocation, URI localLocation) throws JMSException {
50 try {
51 HttpTransportChannel channel = new HttpTransportChannel(asTextWireFormat(wireFormat), remoteLocation.toString());
52 return populateProperties(channel, remoteLocation);
53 }
54 catch (MalformedURLException e) {
55 throw JMSExceptionHelper.newJMSException(e.getMessage(), e);
56 }
57 }
58
59 protected TextWireFormat asTextWireFormat(WireFormat wireFormat) {
60 if (wireFormat instanceof TextWireFormat) {
61 return (TextWireFormat) wireFormat;
62 }
63 log.trace("Not created with a TextWireFromat: " + wireFormat);
64 return new XStreamWireFormat();
65 }
66
67 public boolean requiresEmbeddedBroker() {
68 return false;
69 }
70
71 }