com.abubusoft.kripton.common.LocaleUtils Maven / Gradle / Ivy
/*******************************************************************************
* Copyright 2016-2019 Francesco Benincasa ([email protected])
*
* 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 com.abubusoft.kripton.common;
import java.util.Locale;
// TODO: Auto-generated Javadoc
/**
* The Class LocaleUtils.
*/
public class LocaleUtils {
/**
* Write.
*
* @param locale the locale
* @return the string
*/
public static String write(Locale locale) {
if (locale==null) return null;
return locale.toString();
}
/**
* Convert a string to relative locale.
*
* @param localeString the locale string
* @return the locale
*/
public static Locale read(String localeString) {
if (localeString == null)
return null;
if (localeString.toLowerCase().equals("default"))
return Locale.getDefault();
int languageIndex = localeString.indexOf('_');
if (languageIndex == -1)
return null;
int countryIndex = localeString.indexOf('_', languageIndex + 1);
String country = null;
if (countryIndex == -1) {
if (localeString.length() > languageIndex) {
country = localeString.substring(languageIndex + 1, localeString.length());
} else {
return null;
}
}
int variantIndex = -1;
if (countryIndex != -1)
countryIndex = localeString.indexOf('_', countryIndex + 1);
String language = localeString.substring(0, languageIndex);
String variant = null;
if (variantIndex != -1) {
variant = localeString.substring(variantIndex + 1, localeString.length());
}
if (variant != null) {
return new Locale(language, country, variant);
} else {
return new Locale(language, country);
}
}
}