/*
* 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 java.util.StringTokenizer;
import net.sf.jasperreports.engine.JRPrintText;
import org.apache.commons.digester.Rule;
/**
* A digester rule that parses comma-separated values for
* {@link JRPrintText#setLineBreakOffsets(short[])}.
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: TextLineBreakOffsetsRule.java 3616 2010-03-24 14:20:41Z teodord $
*/
public class TextLineBreakOffsetsRule extends Rule
{
public void body(String namespace, String name, String text)
throws Exception
{
if (text != null)
{
StringTokenizer tokenizer = new StringTokenizer(text,
JRXmlConstants.LINE_BREAK_OFFSET_SEPARATOR);
int tokenCount = tokenizer.countTokens();
short[] offsets;
if (tokenCount == 0)
{
//use the zero length array singleton
offsets = JRPrintText.ZERO_LINE_BREAK_OFFSETS;
}
else
{
offsets = new short[tokenCount];
for (int i = 0; i < offsets.length; i++)
{
String token = tokenizer.nextToken();
offsets[i] = Short.parseShort(token);
}
}
JRPrintText printText = (JRPrintText) getDigester().peek();
printText.setLineBreakOffsets(offsets);
}
}
}