/*
* 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.util;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Locale;
import java.util.TimeZone;
import org.apache.commons.beanutils.locale.converters.DateLocaleConverter;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* A Converter class dedicated for the java.util.Date type.
* <p/>
* In order to obtain a java.util.Date object from a given String, a JRJavaUtilDateConverter
* object should be instantiated and it's inherited convert() method should be called. The
* final result is provided by the JRJavaUtilDateConverter's parse() invoked method.
* <p/>
* If if any of constructor arguments is null, default values will be provided.
* <p/>
* @see org.apache.commons.beanutils.locale.converters.DateLocaleConverter
* @author szaharia
* @version $Id: JRDateLocaleConverter.java 3939 2010-08-20 09:52:00Z teodord $
*/
public class JRDateLocaleConverter extends DateLocaleConverter
{
private static Log log = LogFactory.getLog(DateLocaleConverter.class);
// holds the timezone's ID
private TimeZone timeZone;
/**
*
*/
public JRDateLocaleConverter(TimeZone timeZone)
{
super();
this.timeZone = timeZone;
}
/**
*
*/
protected Object parse(Object value, String pattern) throws ParseException
{
SimpleDateFormat formatter = getFormatter(pattern, locale);
if (pattern != null)
{
if (locPattern) {
formatter.applyLocalizedPattern(pattern);
}
else {
formatter.applyPattern(pattern);
}
}
return formatter.parse((String) value);
}
/**
*
*/
private SimpleDateFormat getFormatter(String pattern, Locale locale)
{
if(pattern == null) {
pattern = locPattern ?
new SimpleDateFormat().toLocalizedPattern() : new SimpleDateFormat().toPattern();
log.warn("Null pattern was provided, defaulting to: " + pattern);
}
SimpleDateFormat format = new SimpleDateFormat(pattern, locale);
if(timeZone != null)
{
format.setTimeZone(timeZone);
}
format.setLenient(isLenient());
return format;
}
}