net.sf.jasperreports.engine.util.JRFloatLocaleConverter.java Source code

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Here is the source code for net.sf.jasperreports.engine.util.JRFloatLocaleConverter.java

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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2019 TIBCO Software 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 <http://www.gnu.org/licenses/>.
 */
package net.sf.jasperreports.engine.util;

import java.text.ParseException;
import java.util.Locale;

import org.apache.commons.beanutils.ConversionException;
import org.apache.commons.beanutils.locale.converters.DecimalLocaleConverter;

/**
 * <code>DecimalLocaleConverter</code> extension that fixes 
 * https://issues.apache.org/jira/browse/BEANUTILS-351
 * 
 * To be removed on upgrade to BeanUtils 1.8.1.
 * 
 * @deprecated To be removed. 
 * @author Lucian Chirita (lucianc@users.sourceforge.net)
 */
public class JRFloatLocaleConverter extends DecimalLocaleConverter {

    public JRFloatLocaleConverter(Locale locale) {
        super(locale);
    }

    @Override
    protected Object parse(Object value, String pattern) throws ParseException {
        final Number parsed = (Number) super.parse(value, pattern);
        double doubleValue = parsed.doubleValue();
        double posDouble = (doubleValue >= 0) ? doubleValue : (doubleValue * -1);
        if ((posDouble > 0 && posDouble < Float.MIN_VALUE) || posDouble > Float.MAX_VALUE) {
            throw new ConversionException("Supplied number is not of type Float: " + parsed);
        }
        return parsed.floatValue(); // unlike superclass it returns Float type
    }

}