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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.util.Locale;
import net.sf.jasperreports.engine.JRRuntimeException;
/**
* @author Narcis Marcu ([email protected])
*/
public class FieldTextComparator extends AbstractFieldComparator {
private Locale locale;
public FieldTextComparator(Locale locale) {
this.locale = locale;
}
@Override
public void initValues() {
compareStart = valueStart;
}
@Override
public boolean compare (String filterTypeOperator) {
boolean defaultResult = true,
result = defaultResult;
try {
initValues();
} catch (Exception e) {
throw new JRRuntimeException(e);
}
FilterTypeTextOperatorsEnum textEnum = FilterTypeTextOperatorsEnum.getByEnumConstantName(filterTypeOperator);
if (compareStart != null) {
String lcCompareStart = compareStart.toLowerCase(locale);
boolean validComparison = compareTo != null;
String lcCompareTo = validComparison ? compareTo.toLowerCase(locale) : null;
switch (textEnum) {
case CONTAINS:
result = validComparison ? lcCompareTo.contains(lcCompareStart) : false;
break;
case DOES_NOT_CONTAIN:
result = validComparison ? !lcCompareTo.contains(lcCompareStart) : false;
break;
case DOES_NOT_END_WITH:
result = validComparison ? !lcCompareTo.endsWith(lcCompareStart) : false;
break;
case DOES_NOT_START_WITH:
result = validComparison ? !lcCompareTo.startsWith(lcCompareStart) : false;
break;
case ENDS_WITH:
result = validComparison ? lcCompareTo.endsWith(lcCompareStart) : false;
break;
case EQUALS:
result = validComparison ? lcCompareTo.equals(lcCompareStart) : false;
break;
case IS_NOT_EQUAL_TO:
result = validComparison ? !lcCompareTo.equals(lcCompareStart) : defaultResult;
break;
case STARTS_WITH:
result = validComparison ? lcCompareTo.startsWith(lcCompareStart) : false;
break;
case IS_NULL:
result = !validComparison;
break;
case IS_NOT_NULL:
result = validComparison;
break;
}
}
return result;
}
}