1 /***
2 *
3 * Copyright 2004 Hiram Chirino
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.activeio.adapter;
19
20 import java.io.IOException;
21 import java.net.URI;
22
23 import org.activeio.AsynchChannelFactory;
24 import org.activeio.SynchChannel;
25 import org.activeio.SynchChannelFactory;
26 import org.activeio.SynchChannelServer;
27
28 /***
29 * @version $Revision$
30 */
31 final public class AsynchToSynchChannelFactoryAdaptor implements SynchChannelFactory {
32
33 private AsynchChannelFactory asynchChannelFactory;
34
35 static public SynchChannelFactory adapt(AsynchChannelFactory channelFactory ) {
36
37
38 if( channelFactory instanceof SynchChannelServer ) {
39 return (SynchChannelFactory) channelFactory;
40 }
41
42
43 if( channelFactory.getClass() == SynchToAsynchChannelFactoryAdaptor.class ) {
44 return ((SynchToAsynchChannelFactoryAdaptor)channelFactory).getSynchChannelFactory();
45 }
46
47 return new AsynchToSynchChannelFactoryAdaptor((AsynchChannelFactory)channelFactory);
48 }
49
50
51 private AsynchToSynchChannelFactoryAdaptor(AsynchChannelFactory asynchChannelFactory) {
52 this.asynchChannelFactory = asynchChannelFactory;
53 }
54
55 public SynchChannel openSynchChannel(URI location) throws IOException {
56 return AsynchToSynchChannelAdapter.adapt( asynchChannelFactory.openAsynchChannel(location) );
57 }
58
59 public SynchChannelServer bindSynchChannel(URI location) throws IOException {
60 return AsynchToSynchChannelServerAdapter.adapt(asynchChannelFactory.bindAsynchChannel(location));
61 }
62
63 public AsynchChannelFactory getAsynchChannelFactory() {
64 return asynchChannelFactory;
65 }
66 }