/*
    * 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 org.apache.myfaces.tobago.convert;
  
  import org.apache.myfaces.tobago.util.LocaleUtils;
  
  import javax.faces.component.UIComponent;
  import javax.faces.context.FacesContext;
  import javax.faces.convert.Converter;
  import javax.faces.convert.ConverterException;
  import java.util.Locale;
  
  @org.apache.myfaces.tobago.apt.annotation.Converter(forClass = "java.util.Locale")
  public class LocaleConverter implements Converter<Locale> {
  
  
    @Override
    public Locale getAsObject(
        final FacesContext facesContext, final UIComponent component, final String value) {
      final Locale locale = LocaleUtils.createLocale(value);
      if (locale == null) {
        throw new ConverterException("Can't parse " + value + " to a locale.");
      }
      return locale;
    }
  
    @Override
    public String getAsString(
        final FacesContext facesContext, final UIComponent component, final Locale locale) {
      return locale.toString();
    }
  
  }