de.knightsoftnet.validators.shared.util.AbstractLocaleCountryUtil Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You 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 de.knightsoftnet.validators.shared.util;

import org.apache.commons.lang3.StringUtils;

/**
 * Locale Util, get locale for language string.
 *
 * @author Manfred Tremmel
 *
 */
public abstract class AbstractLocaleCountryUtil {

  /**
   * tokenize given language.
   *
   * @param language given language
   * @return tokens of language
   */
  protected static String[] tokenizeLanguage(final String language) {
    if (StringUtils.isEmpty(language)) {
      return new String[] {};
    }
    final String localeStringUp = language.toUpperCase().replace('-', '_');
    if (localeStringUp.contains("_")) {
      return localeStringUp.split("_");
    }
    return new String[] {language};
  }
}