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.selectors;
27:
28: import org.jicarilla.container.Resolver;
29: import org.jicarilla.lang.Assert;
30: import org.jicarilla.lang.CriterionExposingSelector;
31:
32: /**
33: *
34: *
35: * @author <a href="mail at leosimons dot com">Leo Simons</a>
36: * @version $Id: ResolverSelector.java,v 1.4 2004/03/23 13:37:52 lsimons Exp $
37: */
38: public class ResolverSelector implements CriterionExposingSelector {
39: protected final Resolver m_criterion;
40:
41: public ResolverSelector(final Resolver criterion) {
42: Assert.assertNotNull("criterion argument may not be null",
43: criterion);
44: m_criterion = criterion;
45: }
46:
47: public boolean select(final Object object) {
48: return m_criterion.contains(object);
49: }
50:
51: public Object getCriterion() {
52: return m_criterion;
53: }
54:
55: public boolean equals(final Object o) {
56: if (this == o)
57: return true;
58: if (!(o instanceof ResolverSelector))
59: return false;
60:
61: final ResolverSelector resolverBasedSelector = (ResolverSelector) o;
62:
63: if (!m_criterion.equals(resolverBasedSelector.m_criterion))
64: return false;
65:
66: return true;
67: }
68:
69: public int hashCode() {
70: return m_criterion.hashCode() + 100;
71: }
72: }
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