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1   /*
2    * Copyright 2006-2007 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.batch.support.annotation;
17  
18  import java.lang.annotation.Documented;
19  import java.lang.annotation.ElementType;
20  import java.lang.annotation.Inherited;
21  import java.lang.annotation.Retention;
22  import java.lang.annotation.RetentionPolicy;
23  import java.lang.annotation.Target;
24  
25  /**
26   * Mark a method as capable of classifying its input to an instance of its
27   * output. Should only be used on non-void methods with one parameter.
28   * 
29   * @author Dave Syer
30   * 
31   */
32  @Target(ElementType.METHOD)
33  @Retention(RetentionPolicy.RUNTIME)
34  @Inherited
35  @Documented
36  public @interface Classifier {
37  
38  }