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Java > Open Source Codes > net > sf > jasperreports > engine > xml > JRVariableExpressionFactory


1 /*
2  * ============================================================================
3  * GNU Lesser General Public License
4  * ============================================================================
5  *
6  * JasperReports - Free Java report-generating library.
7  * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
22  *
23  * JasperSoft Corporation
24  * 303 Second Street, Suite 450 North
25  * San Francisco, CA 94107
26  * http://www.jaspersoft.com
27  */
28 package net.sf.jasperreports.engine.xml;
29
30 import net.sf.jasperreports.engine.JRVariable;
31 import net.sf.jasperreports.engine.design.JRDesignExpression;
32 import net.sf.jasperreports.engine.design.JRDesignVariable;
33
34 import org.xml.sax.Attributes JavaDoc;
35
36
37 /**
38  * @author Teodor Danciu (teodord@users.sourceforge.net)
39  * @version $Id: JRVariableExpressionFactory.java 1311 2006-06-23 12:19:26 +0300 (Fri, 23 Jun 2006) teodord $
40  */
41 public class JRVariableExpressionFactory extends JRBaseFactory
42 {
43
44
45     /**
46      *
47      */
48     public Object JavaDoc createObject(Attributes JavaDoc atts)
49     {
50         JRDesignVariable variable = (JRDesignVariable)digester.peek();
51
52         JRDesignExpression expression = new JRDesignExpression();
53         if (
54             variable.getCalculation() == JRVariable.CALCULATION_COUNT
55             || variable.getCalculation() == JRVariable.CALCULATION_DISTINCT_COUNT
56             )
57         {
58             expression.setValueClassName(java.lang.Object JavaDoc.class.getName());
59         }
60         else
61         {
62             expression.setValueClassName(variable.getValueClassName());
63         }
64
65         return expression;
66     }
67             
68
69 }
70
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