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Java > Open Source Codes > org > armedbear > lisp > EqualpHashTable


1 /*
2  * EqualpHashTable.java
3  *
4  * Copyright (C) 2004 Peter Graves
5  * $Id: EqualpHashTable.java,v 1.4 2004/08/19 18:12:42 piso Exp $
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program 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 General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20  */
21
22 package org.armedbear.lisp;
23
24 public final class EqualpHashTable extends HashTable
25 {
26     public EqualpHashTable(int size, LispObject rehashSize,
27                            LispObject rehashThreshold)
28     {
29         super(TEST_EQUALP, size, rehashSize, rehashThreshold);
30     }
31
32     protected final int hash(LispObject key) throws ConditionThrowable
33     {
34         return (key.psxhash() % buckets.length);
35     }
36
37     protected final boolean equals(LispObject o1, LispObject o2)
38         throws ConditionThrowable
39     {
40         return o1.equalp(o2);
41     }
42 }
43
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