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1   /*
2    * Copyright (c) 2002-2014, Mairie de Paris
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met:
8    *
9    *  1. Redistributions of source code must retain the above copyright notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.portal.service.search;
35  
36  import fr.paris.lutece.portal.service.message.SiteMessageException;
37  
38  import org.apache.lucene.document.Document;
39  
40  import java.io.IOException;
41  
42  import java.util.List;
43  
44  
45  /**
46   * Interface of pluggable indexer. An Indexer can add documents to the main Lucene index.
47   */
48  public interface SearchIndexer
49  {
50      /**
51       * Index all lucene documents from the plugin, replace  List<Document> getDocuments(  ) method
52       * @throws IOException If an IO error occured
53       * @throws InterruptedException If a thread error occured
54       * @throws SiteMessageException occurs when a site message need to be displayed
55       */
56      void indexDocuments(  ) throws IOException, InterruptedException, SiteMessageException;
57  
58      /**
59       * Returns a List of lucene documents to add to the index
60       * @param strIdDocument document id
61       * @return A List of lucene documents to add to the index
62       * @throws IOException If an IO error occured
63       * @throws InterruptedException If a thread error occured
64       * @throws SiteMessageException occurs when a site message need to be displayed
65       */
66      List<Document> getDocuments( String strIdDocument )
67          throws IOException, InterruptedException, SiteMessageException;
68  
69      /**
70       * Returns the indexer service name
71       * @return the indexer service name
72       */
73      String getName(  );
74  
75      /**
76       * Returns the indexer service version
77       * @return the indexer service version
78       */
79      String getVersion(  );
80  
81      /**
82       * Returns the indexer service description
83       * @return the indexer service description
84       */
85      String getDescription(  );
86  
87      /**
88       * Tells whether the service is enable or not
89       * @return true if enable, otherwise false
90       */
91      boolean isEnable(  );
92  
93      /**
94       * Returns all the {@link fr.paris.lutece.portal.service.search.SearchItem#FIELD_TYPE types}
95       *  of document the service may index.
96       * (See {@link fr.paris.lutece.portal.service.search.SearchItem#getType()})
97       * @return The list
98       */
99      List<String> getListType(  );
100 
101     /**
102      * Returns the search app dedicated to the documents indexed by the service
103      * @return the url of the app page
104      */
105     String getSpecificSearchAppUrl(  );
106 }