TextToLabeledEnum


1   /*
2    * Copyright 2002-2006 the original author or authors.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.springframework.binding.convert.support;
17  
18  import org.springframework.binding.convert.ConversionContext;
19  import org.springframework.binding.format.support.LabeledEnumFormatter;
20  import org.springframework.core.enums.LabeledEnum;
21  
22  /**
23   * Converter that converts textual representations of <coded>CodedEnum</code>
24   * instances to a specific instance of <code>LabeledEnum</code>
25   * @author Keith Donald
26   */
27  public class TextToLabeledEnum extends AbstractConverter {
28  
29      private LabeledEnumFormatter labeledEnumFormatter = new LabeledEnumFormatter();
30  
31      public Class  [] getSourceClasses() {
32          return new Class  [] { String  .class };
33      }
34  
35      public Class  [] getTargetClasses() {
36          return new Class  [] { LabeledEnum.class };
37      }
38  
39      protected Object   doConvert(Object   source, Class   targetClass, ConversionContext context) throws Exception   {
40          return labeledEnumFormatter.parseValue((String  )source, targetClass);
41      }
42  }

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