01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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: package org.apache.cocoon.webapps.session.selection;
18:
19: import java.util.Map;
20:
21: import org.apache.avalon.framework.parameters.Parameters;
22: import org.apache.avalon.framework.service.ServiceException;
23: import org.apache.avalon.framework.service.ServiceManager;
24: import org.apache.avalon.framework.service.Serviceable;
25: import org.apache.avalon.framework.thread.ThreadSafe;
26: import org.apache.cocoon.selection.Selector;
27: import org.apache.cocoon.webapps.session.MediaManager;
28:
29: /**
30: * This selector uses the media management.
31: *
32: * @author <a href="mailto:cziegeler@apache.org">Carsten Ziegeler</a>
33: * @deprecated This block is deprecated and will be removed in future versions.
34: * @version CVS $Id: MediaSelector.java 433543 2006-08-22 06:22:54Z crossley $
35: */
36: public final class MediaSelector implements Serviceable, Selector,
37: ThreadSafe {
38:
39: private ServiceManager manager;
40:
41: /**
42: * Selector
43: */
44: public boolean select(String expression, Map objectModel,
45: Parameters parameters) {
46: MediaManager mediaManager = null;
47: boolean result;
48: try {
49: mediaManager = (MediaManager) this .manager
50: .lookup(MediaManager.ROLE);
51: result = mediaManager.testMedia(expression);
52: } catch (Exception local) {
53: // ignore me
54: result = false;
55: } finally {
56: this .manager.release(mediaManager);
57: }
58: return result;
59: }
60:
61: /* (non-Javadoc)
62: * @see org.apache.avalon.framework.service.Serviceable#service(org.apache.avalon.framework.service.ServiceManager)
63: */
64: public void service(ServiceManager manager) throws ServiceException {
65: this.manager = manager;
66: }
67:
68: }
|