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Java > Open Source Codes > org > xquark > extractor > microsoft > sql > SqlBinOpArithmetic


1 /*
2  * This file belongs to the XQuark distribution.
3  * Copyright (C) 2003 Universite de Versailles Saint-Quentin.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307.
18  * You can also get it at http://www.gnu.org/licenses/lgpl.html
19  *
20  * For more information on this software, see http://www.xquark.org.
21  */

22
23 package org.xquark.extractor.microsoft.sql;
24
25
26 import org.xquark.extractor.sql.Constants;
27 import org.xquark.extractor.sql.Context;
28 import org.xquark.extractor.sql.SqlExpression;
29
30 public class SqlBinOpArithmetic extends org.xquark.extractor.sql.SqlBinOpArithmetic
31 {
32
33     private static final String JavaDoc RCSRevision = "$Revision: 1.4 $";
34     private static final String JavaDoc RCSName = "$Name: $";
35
36
37     public SqlBinOpArithmetic () {
38     }
39
40     public SqlBinOpArithmetic (int operator, SqlExpression leftOperand, SqlExpression rightOperand) {
41         super(operator, leftOperand, rightOperand);
42     }
43
44     public String JavaDoc toSql(Context context)
45     {
46         //Trace.enter(this,"toSql");
47
StringBuffer JavaDoc retVal = new StringBuffer JavaDoc();
48
49         String JavaDoc lOprnd , rOprnd ;
50
51         lOprnd = getLeftOperand().toSql(context) ;
52         rOprnd = getRightOperand().toSql(context) ;
53
54         int optr = getOperator () ;
55
56         retVal.append("(");
57         retVal.append(lOprnd);
58         retVal.append(") ");
59         if ( Constants.MODULO_ARITHMETICS != optr ) {
60             retVal.append(ARITHMETICSSTRINGS [optr]);
61         }
62         else {
63             retVal.append("%");
64         }
65         retVal.append(" (");
66         retVal.append(rOprnd);
67         retVal.append(")");
68
69         //Trace.exit(this,"toSql",retVal.toString());
70
return retVal.toString();
71     }
72 }
73
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