01: /* ====================================================================
02: The Jicarilla Software License
03:
04: Copyright (c) 2003 Leo Simons.
05: All rights reserved.
06:
07: Permission is hereby granted, free of charge, to any person obtaining
08: a copy of this software and associated documentation files (the
09: "Software"), to deal in the Software without restriction, including
10: without limitation the rights to use, copy, modify, merge, publish,
11: distribute, sublicense, and/or sell copies of the Software, and to
12: permit persons to whom the Software is furnished to do so, subject to
13: the following conditions:
14:
15: The above copyright notice and this permission notice shall be
16: included in all copies or substantial portions of the Software.
17:
18: THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19: EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20: MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21: IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
22: CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23: TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24: SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25: ==================================================================== */
26: package org.jicarilla.container.integration.avalon;
27:
28: import org.apache.avalon.fortress.impl.handler.ComponentHandler;
29: import org.apache.avalon.framework.CascadingRuntimeException;
30: import org.jicarilla.container.Adapter;
31: import org.jicarilla.lang.Assert;
32:
33: /**
34: * @author <a href="lsimons at jicarilla dot org">Leo Simons</a>
35: * @version $Id: JicarillaBasedComponentHandler.java,v 1.2 2004/03/23 13:37:55 lsimons Exp $
36: */
37: public class JicarillaBasedComponentHandler implements ComponentHandler {
38: protected final Adapter m_delegate;
39:
40: public JicarillaBasedComponentHandler(final Adapter delegate) {
41: Assert.assertNotNull("delegate argument may not be null",
42: delegate);
43:
44: m_delegate = delegate;
45: }
46:
47: public Class getComponentClass() {
48: try {
49: final Object instance = m_delegate.getInstance();
50: final Class clazz = instance.getClass();
51:
52: m_delegate.releaseInstance(instance);
53:
54: return clazz;
55: } catch (Exception e) {
56: throw new CascadingRuntimeException(e.getMessage(), e);
57: }
58: }
59:
60: public void prepareHandler() throws Exception {
61: }
62:
63: public Object get() throws Exception {
64: return m_delegate.getInstance();
65: }
66:
67: public void put(final Object component) {
68: try {
69: m_delegate.releaseInstance(component);
70: } catch (Exception e) {
71: }
72: }
73: }
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