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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2023 Cloud Software Group, Inc. 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 .
 */

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.
 * 

* 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. *

* If if any of constructor arguments is null, default values will be provided. *

* @see org.apache.commons.beanutils.locale.converters.DateLocaleConverter * @author szaharia */ 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; } @Override 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; } }





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