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'databene commons' is an open source Java library by Volker Bergmann.
It provides extensions to the Java core library by utility classes, abstract concepts
and concrete implementations.
/*
* Copyright (C) 2004-2014 Volker Bergmann ([email protected]).
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.databene.commons.converter;
import org.databene.commons.LocaleUtil;
import java.util.Locale;
/**
* Converts a String's characters to upper or lower case.
*
* Created: 12.06.2006 19:05:09
* @since 0.1
* @author Volker Bergmann
*/
public class CaseConverter extends ThreadSafeConverter {
/** Mode flag for the Converter. If set to true, it converts to upper case, else to lower case */
private boolean toUpper;
private Locale locale;
// Constructors ----------------------------------------------------------------------------------------------------
public CaseConverter() {
this(true);
}
public CaseConverter(boolean toUpper) {
this(toUpper, LocaleUtil.getFallbackLocale());
}
public CaseConverter(boolean toUpper, Locale locale) {
super(String.class, String.class);
this.toUpper = toUpper;
this.locale = locale;
}
// Properties ------------------------------------------------------------------------------------------------------
/**
* Sets the Locale of the CaseConverter.ConverterImpl.
* @param locale the Locale to set
*/
public void setLocale(Locale locale) {
this.locale = locale;
}
public void setToUpper(boolean toUpper) {
this.toUpper = toUpper;
}
// Converter interface ---------------------------------------------------------------------------------------------
/**
* @see org.databene.commons.Converter
*/
@Override
public String convert(String source) {
if (source == null)
return null;
return (toUpper ? source.toUpperCase(locale) : source.toLowerCase(locale));
}
}