1 //
2 // Copyright (c) 2003,2004 , Caltha - Gajda, Krzewski, Mach, Potempski Sp.J.
3 // All rights reserved.
4 //
5 // Redistribution and use in source and binary forms, with or without modification,
6 // are permitted provided that the following conditions are met:
7 //
8 // * Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above copyright notice,
11 // this list of conditions and the following disclaimer in the documentation
12 // and/or other materials provided with the distribution.
13 // * Neither the name of the Caltha - Gajda, Krzewski, Mach, Potempski Sp.J.
14 // nor the names of its contributors may be used to endorse or promote products
15 // derived from this software without specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 // IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
21 // INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
22 // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
23 // OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 // POSSIBILITY OF SUCH DAMAGE.
27 //
28 package org.objectledge.pico;
29
30 import org.picocontainer.ComponentAdapter;
31 import org.picocontainer.defaults.DecoratingComponentAdapter;
32
33 /***
34 * Allows registering a component under several different keys.
35 *
36 * @author <a href="mailto:rafal@caltha.pl">Rafal Krzewski</a>
37 * @version $Id: AliasComponentAdapter.java,v 1.1 2005/02/04 02:27:49 rafal Exp $
38 */
39 public class AliasComponentAdapter
40 extends DecoratingComponentAdapter
41 {
42 /*** The key of the alias. */
43 private final Object aliasKey;
44
45 /***
46 * Creates new AliasComponentAdapter instance.
47 *
48 * @param key the alias key.
49 * @param delegate the delegate adapter.
50 */
51 public AliasComponentAdapter(final Object key, final ComponentAdapter delegate)
52 {
53 super(delegate);
54 this.aliasKey = key;
55 }
56
57 /***
58 * {@inheritDoc}
59 */
60 public Object getComponentKey()
61 {
62 return aliasKey;
63 }
64 }