/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.engine.xml;
import net.sf.jasperreports.engine.JRVariable;
import net.sf.jasperreports.engine.design.JRDesignSubreportReturnValue;
import net.sf.jasperreports.engine.design.JRValidationException;
import net.sf.jasperreports.engine.design.JasperDesign;
import net.sf.jasperreports.engine.type.CalculationEnum;
import org.xml.sax.Attributes;
/**
* Factory class for {@link net.sf.jasperreports.engine.JRSubreportReturnValue JRSubreportReturnValue}
* creation.
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: JRSubreportReturnValueFactory.java 3616 2010-03-24 14:20:41Z teodord $
*/
public class JRSubreportReturnValueFactory extends JRBaseFactory
{
/**
* Creates an object from a subreport copied value XML element.
*
* @param atts the element attributes
* @return a {@link JRDesignSubreportReturnValue JRDesignSubreportReturnValue} object
*/
public Object createObject(Attributes atts)
{
JRXmlLoader xmlLoader = (JRXmlLoader) digester.peek(digester.getCount() - 1);
JasperDesign design = (JasperDesign) digester.peek(digester.getCount() - 2);
JRDesignSubreportReturnValue returnValue = new JRDesignSubreportReturnValue();
String variableName = atts.getValue(JRXmlConstants.ATTRIBUTE_toVariable);
JRVariable variable = (JRVariable) design.getVariablesMap().get(variableName);
if (variable == null)
{
xmlLoader.addError(new JRValidationException("Unknown variable " + variableName, returnValue));
}
returnValue.setSubreportVariable(atts.getValue(JRXmlConstants.ATTRIBUTE_subreportVariable));
returnValue.setToVariable(variableName);
CalculationEnum calculation = CalculationEnum.getByName(atts.getValue(JRXmlConstants.ATTRIBUTE_calculation));
if (calculation != null)
{
returnValue.setCalculation(calculation);
}
String incrementerFactoryClass = atts.getValue(JRXmlConstants.ATTRIBUTE_incrementerFactoryClass);
if (incrementerFactoryClass != null)
{
returnValue.setIncrementerFactoryClassName(incrementerFactoryClass);
}
return returnValue;
}
}