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 EDU.oswego.cs.dl.util.concurrent.Channel;
21 import org.codehaus.activemq.message.Packet;
22 import org.codehaus.activemq.transport.TransportChannelSupport;
23 import org.codehaus.activemq.util.JMSExceptionHelper;
24
25 import javax.jms.JMSException;
26
27 /***
28 * A server side HTTP based TransportChannel which processes incoming packets
29 * and adds outgoing packets onto a {@link Channel} so that they can be dispatched
30 * by the HTTP GET requests from the client.
31 *
32 * @version $Revision: 1.2 $
33 */
34 public class HttpServerTransportChannel extends TransportChannelSupport {
35 private Channel channel;
36
37 public HttpServerTransportChannel(Channel channel) {
38 this.channel = channel;
39 }
40
41 public Channel getChannel() {
42 return channel;
43 }
44
45 public void start() throws JMSException {
46 }
47
48 public void asyncSend(Packet packet) throws JMSException {
49
50
51 try {
52 channel.put(packet);
53 }
54 catch (InterruptedException e) {
55 throw JMSExceptionHelper.newJMSException("Failed to send: " + packet + ". Reason: " + e, e);
56 }
57 }
58
59 public boolean isMulticast() {
60 return false;
61 }
62
63 /***
64 * Can this wireformat process packets of this version
65 * @param version the version number to test
66 * @return true if can accept the version
67 */
68 public boolean canProcessWireFormatVersion(int version){
69 return true;
70 }
71
72 /***
73 * @return the current version of this wire format
74 */
75 public int getCurrentWireFormatVersion(){
76 return 1;
77 }
78 }