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1   /*
2    * Copyright (c) 2002-2022, City of 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   * Interface of pluggable indexer. An Indexer can add documents to the main Lucene index.
46   */
47  public interface SearchIndexer
48  {
49      /**
50       * Index all lucene documents from the plugin, replace List<Document> getDocuments( ) method
51       * 
52       * @throws IOException
53       *             If an IO error occured
54       * @throws InterruptedException
55       *             If a thread error occured
56       * @throws SiteMessageException
57       *             occurs when a site message need to be displayed
58       */
59      void indexDocuments( ) throws IOException, InterruptedException, SiteMessageException;
60  
61      /**
62       * Returns a List of lucene documents to add to the index
63       * 
64       * @param strIdDocument
65       *            document id
66       * @return A List of lucene documents to add to the index
67       * @throws IOException
68       *             If an IO error occured
69       * @throws InterruptedException
70       *             If a thread error occured
71       * @throws SiteMessageException
72       *             occurs when a site message need to be displayed
73       */
74      List<Document> getDocuments( String strIdDocument ) throws IOException, InterruptedException, SiteMessageException;
75  
76      /**
77       * Returns the indexer service name
78       * 
79       * @return the indexer service name
80       */
81      String getName( );
82  
83      /**
84       * Returns the indexer service version
85       * 
86       * @return the indexer service version
87       */
88      String getVersion( );
89  
90      /**
91       * Returns the indexer service description
92       * 
93       * @return the indexer service description
94       */
95      String getDescription( );
96  
97      /**
98       * Tells whether the service is enable or not
99       * 
100      * @return true if enable, otherwise false
101      */
102     boolean isEnable( );
103 
104     /**
105      * Returns all the {@link fr.paris.lutece.portal.service.search.SearchItem#FIELD_TYPE types} of document the service may index. (See
106      * {@link fr.paris.lutece.portal.service.search.SearchItem#getType()})
107      * 
108      * @return The list
109      */
110     List<String> getListType( );
111 
112     /**
113      * Returns the search app dedicated to the documents indexed by the service
114      * 
115      * @return the url of the app page
116      */
117     String getSpecificSearchAppUrl( );
118 }