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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.jetspeed.search;
18  
19  import java.util.Set;
20  
21  /***
22   * Contract for implementing a specific object handler. Implementation
23   * should convert the object into a document suitable for placement into
24   * search index.
25   * 
26   * @author <a href="mailto:morciuch@apache.org">Mark Orciuch</a>
27   * @version $Id: ObjectHandler.java 516448 2007-03-09 16:25:47Z ate $
28   */
29  public interface ObjectHandler
30  {
31      /***
32       * Parses a specific object into a document suitable for index placement
33       * 
34       * @param o
35       * @return 
36       */
37      public ParsedObject parseObject(Object o);
38      
39      /***
40       * Returns the set of fields used to create the parsed object.
41       * @return
42       */
43      public Set getFields();
44      
45      /***
46       * Returns the set of keywords used to create the parsed object.
47       * @return
48       */
49      public Set getKeywords();
50  }
51