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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.convert;
21  
22  import org.apache.myfaces.tobago.util.LocaleUtils;
23  
24  import javax.faces.component.UIComponent;
25  import javax.faces.context.FacesContext;
26  import javax.faces.convert.Converter;
27  import javax.faces.convert.ConverterException;
28  import java.util.Locale;
29  
30  @org.apache.myfaces.tobago.apt.annotation.Converter(forClass = "java.util.Locale")
31  public class LocaleConverter implements Converter {
32  
33  
34    @Override
35    public Object getAsObject(
36        final FacesContext facesContext, final UIComponent component, final String value) {
37      final Locale locale = LocaleUtils.createLocale(value);
38      if (locale == null) {
39        throw new ConverterException("Can't parse " + value + " to a locale.");
40      }
41      return locale;
42    }
43  
44    @Override
45    public String getAsString(
46        final FacesContext facesContext, final UIComponent component, final Object value) {
47      return value.toString();
48    }
49  
50  }