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1   /***
2    *  Copyright 2003-2010 Terracotta, Inc.
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  
17  package net.sf.ehcache.search;
18  
19  import java.util.Properties;
20  
21  import junit.framework.Assert;
22  
23  import net.sf.ehcache.Element;
24  import net.sf.ehcache.search.Person;
25  import net.sf.ehcache.search.attribute.AttributeExtractor;
26  
27  public class GenderAttributeExtractor implements AttributeExtractor {
28  
29      public GenderAttributeExtractor(Properties props) {
30          Assert.assertEquals(2, props.size());
31          Assert.assertEquals("1", props.get("foo"));
32          Assert.assertEquals("2", props.get("bar"));
33      }
34  
35      public Object attributeFor(Element element, String attributeName) {
36          if (!attributeName.equals("gender")) {
37              throw new AssertionError(attributeName);
38          }
39  
40          Person person = (Person) element.getObjectValue();
41          return person.getGender();
42      }
43  
44  }