01: /*
02: * Distributed as part of c3p0 v.0.9.1.2
03: *
04: * Copyright (C) 2005 Machinery For Change, Inc.
05: *
06: * Author: Steve Waldman <swaldman@mchange.com>
07: *
08: * This library is free software; you can redistribute it and/or modify
09: * it under the terms of the GNU Lesser General Public License version 2.1, as
10: * published by the Free Software Foundation.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: * GNU Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public License
18: * along with this software; see the file LICENSE. If not, write to the
19: * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20: * Boston, MA 02111-1307, USA.
21: */
22:
23: package com.mchange.v1.identicator;
24:
25: // revisit equals() if ever made non-final
26:
27: final class StrongIdHashKey extends IdHashKey {
28: Object keyObj;
29:
30: public StrongIdHashKey(Object keyObj, Identicator id) {
31: super (id);
32: this .keyObj = keyObj;
33: }
34:
35: public Object getKeyObj() {
36: return keyObj;
37: }
38:
39: public boolean equals(Object o) {
40: // fast type-exact match for final class
41: if (o instanceof StrongIdHashKey)
42: return id.identical(keyObj, ((StrongIdHashKey) o).keyObj);
43: else
44: return false;
45: }
46:
47: public int hashCode() {
48: return id.hash(keyObj);
49: }
50: }
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