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Java > Open Source Codes > org > xquark > xquery > parser > primitivefunctions > fnfunctions > FunctionMIN


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.xquery.parser.primitivefunctions.fnfunctions;
24
25 import java.util.ArrayList JavaDoc;
26
27 import org.xquark.xquery.parser.*;
28 import org.xquark.xquery.typing.TypeException;
29
30 public class FunctionMIN extends AggregateFunctionCall {
31     
32     private static final String JavaDoc RCSRevision = "$Revision: 1.6 $";
33     private static final String JavaDoc RCSName = "$Name: $";
34     
35     // #############################################################################
36 // VISITOR STUFF
37 // #############################################################################
38
39     public void accept(ParserVisitor visitor) throws XQueryException {
40         visitor.visit(this);
41     }
42     
43     // #############################################################################
44 // CONSTRUCTOR STUFF
45 // #############################################################################
46
47     public FunctionMIN(ArrayList JavaDoc args, XQueryModule parentModule) throws TypeException, XQueryException
48     
49     {
50         super(new QName("min",null),args);
51         setParentModule(parentModule);
52         if (parentModule != null && parentModule.getStaticContext().getTypeVisitor() != null)
53             accept(parentModule.getStaticContext().getTypeVisitor());
54     }
55     
56     // this function should be called with one argument
57 public void setArguments(ArrayList JavaDoc arguments) throws XQueryException {
58         if (arguments == null || arguments.size() != 1) throw new XQueryException("Function min should have one argument");
59         super.setArguments(arguments);
60     }
61         
62 }
63
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