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Java > Open Source Codes > org > jacorb > notification > container > PushTaskExecutorFactoryComponentAdapter


1 /*
2  * JacORB - a free Java ORB
3  *
4  * Copyright (C) 1999-2004 Gerald Brose
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public
17  * License along with this library; if not, write to the Free
18  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19  *
20  */
21
22 package org.jacorb.notification.container;
23
24 import org.apache.avalon.framework.configuration.Configuration;
25 import org.jacorb.notification.conf.Attributes;
26 import org.jacorb.notification.conf.Default;
27 import org.jacorb.notification.engine.PooledPushTaskExecutorFactory;
28 import org.jacorb.notification.engine.PushTaskExecutorFactory;
29 import org.picocontainer.ComponentAdapter;
30 import org.picocontainer.PicoContainer;
31 import org.picocontainer.PicoInitializationException;
32 import org.picocontainer.PicoIntrospectionException;
33 import org.picocontainer.defaults.DecoratingComponentAdapter;
34
35 public class PushTaskExecutorFactoryComponentAdapter extends DecoratingComponentAdapter
36 {
37     private static final long serialVersionUID = 1L;
38
39     public PushTaskExecutorFactoryComponentAdapter(ComponentAdapter delegate)
40     {
41         super(delegate);
42     }
43
44     public Object JavaDoc getComponentInstance(PicoContainer container) throws PicoInitializationException,
45             PicoIntrospectionException
46     {
47         Configuration config = (Configuration) container
48                 .getComponentInstanceOfType(Configuration.class);
49
50         String JavaDoc attribute = config.getAttribute(Attributes.THREADPOLICY,
51                 Default.DEFAULT_THREADPOLICY);
52
53         PushTaskExecutorFactory pushTaskExecutorFactory = (PushTaskExecutorFactory) super
54                 .getComponentInstance(container);
55
56         if (attribute.equalsIgnoreCase("ThreadPool"))
57         {
58             pushTaskExecutorFactory = new PooledPushTaskExecutorFactory(pushTaskExecutorFactory);
59         }
60
61         return pushTaskExecutorFactory;
62     }
63 }
64
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