NoOpConverter


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  
20  /**
21   * Package private converter that is a "no op".
22   * 
23   * @author Keith Donald
24   */
25  class NoOpConverter extends AbstractConverter {
26  
27      private Class   sourceClass;
28  
29      private Class   targetClass;
30  
31      public NoOpConverter(Class   sourceClass, Class   targetClass) {
32          this.sourceClass = sourceClass;
33          this.targetClass = targetClass;
34      }
35  
36      protected Object   doConvert(Object   source, Class   targetClass, ConversionContext context) throws Exception   {
37          return source;
38      }
39  
40      public Class  [] getSourceClasses() {
41          return new Class  [] { sourceClass };
42      }
43  
44      public Class  [] getTargetClasses() {
45          return new Class  [] { targetClass };
46      }
47  }

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