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Free Java Reporting Library
/*
* 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 .
*/
package net.sf.jasperreports.components.sort;
import java.text.DateFormat;
import java.text.ParseException;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.util.FormatUtils;
/**
* @author Narcis Marcu ([email protected])
*/
public class FieldDateComparator extends AbstractFieldComparator {
public FieldDateComparator(String filterPattern, Locale locale, TimeZone timeZone) {
formatter = getFormatFactory().createDateFormat(filterPattern, locale, timeZone);
}
@Override
public void initValues() throws Exception {
if (valueStart != null && valueStart.length() > 0) {
compareStart = FormatUtils.getFormattedDate((DateFormat)formatter, valueStart, compareToClass);
}
if (valueEnd != null && valueEnd.length() > 0) {
compareEnd = FormatUtils.getFormattedDate((DateFormat)formatter, valueEnd, compareToClass);
}
}
@Override
public boolean compare(String filterTypeOperator) {
boolean defaultResult = true,
result = defaultResult,
resultPart1 = true,
resultPart2 = true;
try {
initValues();
} catch (Exception e) {
throw new JRRuntimeException(e);
}
boolean validComparison = compareStart != null && compareTo != null;
boolean validComparison2 = compareEnd != null && compareTo != null;
Date formattedCompareTo = compareTo;
if (compareTo != null) {
try {
formattedCompareTo = FormatUtils.getFormattedDate((DateFormat)formatter, ((DateFormat)formatter).format(compareTo), compareToClass);
} catch (ParseException e) {
throw new JRRuntimeException(e);
}
}
FilterTypeDateOperatorsEnum dateEnum = FilterTypeDateOperatorsEnum.getByEnumConstantName(filterTypeOperator);
switch (dateEnum) {
case EQUALS:
result = validComparison ? formattedCompareTo.compareTo(compareStart) == 0 : false;
break;
case IS_AFTER:
result = validComparison ? formattedCompareTo.compareTo(compareStart) > 0 : false;
break;
case IS_BEFORE:
result = validComparison ? formattedCompareTo.compareTo(compareStart) < 0 : false;
break;
case IS_BETWEEN:
resultPart1 = validComparison ? formattedCompareTo.compareTo(compareStart) >= 0 : false;
resultPart2 = validComparison2 ? formattedCompareTo.compareTo(compareEnd) <= 0 : false;
result = resultPart1 && resultPart2;
break;
case IS_NOT_BETWEEN:
resultPart1 = validComparison ? formattedCompareTo.compareTo(compareStart) >= 0 : false;
resultPart2 = validComparison2 ? formattedCompareTo.compareTo(compareEnd) <= 0 : false;
result = !(resultPart1 && resultPart2);
break;
case IS_NOT_EQUAL_TO:
result = validComparison ? formattedCompareTo.compareTo(compareStart) != 0 : defaultResult;
break;
case IS_ON_OR_AFTER:
result = validComparison ? formattedCompareTo.compareTo(compareStart) >= 0 : false;
break;
case IS_ON_OR_BEFORE:
result = validComparison ? formattedCompareTo.compareTo(compareStart) <= 0 : false;
break;
}
return result;
}
}