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Java > Open Source Codes > org > objectweb > medor > expression > lib > Abs


1 /**
2  * MEDOR: Middleware Enabling Distributed Object Requests
3  *
4  * Copyright (C) 2001-2004 France Telecom R&D
5  * Contact: alexandre.lefebvre@rd.francetelecom.com
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This library 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 GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  *
21  * Initial developers: M. Alia, S. Chassande-Barrioz, A. Lefebvre
22  */
23 package org.objectweb.medor.expression.lib;
24
25 import org.objectweb.medor.expression.api.Expression;
26 import org.objectweb.medor.expression.api.Operator;
27
28 public class Abs extends BasicUnaryArithmeticOperator {
29
30     public Abs() {
31     }
32
33     public Abs(Expression e) {
34         super(e);
35     }
36
37     public int evaluate(int op) {
38         return Math.abs(op);
39     }
40
41     public int evaluate(short op) {
42         return Math.abs(op);
43     }
44
45     public long evaluate(long op) {
46         return Math.abs(op);
47     }
48
49     public float evaluate(float op) {
50         return Math.abs(op);
51     }
52
53     public int evaluate(byte op) {
54         return Math.abs(op);
55     }
56
57     public double evaluate(double op) {
58         return Math.abs(op);
59     }
60
61     public String JavaDoc getOperatorString() {
62         return Operator.ABS;
63     }
64 }
65
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