/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2001 - 2009 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.parser.simple.readhandlers;
import org.pentaho.reporting.engine.classic.core.elementfactory.TextElementFactory;
import org.pentaho.reporting.engine.classic.core.elementfactory.TextFieldElementFactory;
import org.pentaho.reporting.engine.classic.core.modules.parser.base.PropertyAttributes;
import org.pentaho.reporting.libraries.xmlns.parser.ParseException;
import org.xml.sax.SAXException;
public class StringFieldReadHandler extends AbstractTextElementReadHandler
{
private TextFieldElementFactory textFieldElementFactory;
public StringFieldReadHandler()
{
textFieldElementFactory = new TextFieldElementFactory();
}
protected StringFieldReadHandler(
final TextFieldElementFactory textFieldElementFactory)
{
this.textFieldElementFactory = textFieldElementFactory;
}
/**
* Starts parsing.
*
* @param atts the attributes.
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
protected void startParsing(final PropertyAttributes atts)
throws SAXException
{
super.startParsing(atts);
textFieldElementFactory.setNullString(atts.getValue(getUri(), "nullstring"));
final String fieldName = atts.getValue(getUri(), "fieldname");
if (fieldName != null)
{
textFieldElementFactory.setFieldname(fieldName);
}
else
{
final String formula = atts.getValue(getUri(), "formula");
if (formula == null)
{
throw new ParseException
("Either 'fieldname' or 'formula' attribute must be given.", getLocator());
}
textFieldElementFactory.setFormula(formula);
}
}
protected TextElementFactory getTextElementFactory()
{
return textFieldElementFactory;
}
}