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1   /**
2   * Copyright (C) 2007 EDIT
3   * European Distributed Institute of Taxonomy 
4   * http://www.e-taxonomy.eu
5   * 
6   * The contents of this file are subject to the Mozilla Public License Version 1.1
7   * See LICENSE.TXT at the top of this package for the full license terms.
8   */
9   
10  package eu.etaxonomy.cdm.io.erms;
11  
12  import java.sql.ResultSet;
13  import java.sql.SQLException;
14  import java.util.HashMap;
15  import java.util.HashSet;
16  import java.util.Map;
17  import java.util.Set;
18  
19  import org.apache.log4j.Logger;
20  import org.springframework.stereotype.Component;
21  
22  import eu.etaxonomy.cdm.io.common.IOValidator;
23  import eu.etaxonomy.cdm.io.common.mapping.DbImportImageCreationMapper;
24  import eu.etaxonomy.cdm.io.common.mapping.DbImportMapping;
25  import eu.etaxonomy.cdm.io.common.mapping.DbImportMediaMapper;
26  import eu.etaxonomy.cdm.io.erms.validation.ErmsImageImportValidator;
27  import eu.etaxonomy.cdm.model.common.CdmBase;
28  import eu.etaxonomy.cdm.model.description.TextData;
29  import eu.etaxonomy.cdm.model.media.Media;
30  import eu.etaxonomy.cdm.model.taxon.TaxonBase;
31  
32  
33  /**
34   * @author a.mueller
35   * @created 20.02.2010
36   * @version 1.0
37   */
38  @Component
39  public class ErmsImageImport  extends ErmsImportBase<TextData> {
40  	@SuppressWarnings("unused")
41  	private static final Logger logger = Logger.getLogger(ErmsImageImport.class);
42  
43  	private DbImportMapping mapping;
44  	
45  	
46  	private int modCount = 10000;
47  	private static final String pluralString = "images";
48  	private static final String dbTableName = "images";
49  	private static final Class cdmTargetClass = Media.class;
50  
51  	public ErmsImageImport(){
52  		super(pluralString, dbTableName, cdmTargetClass);
53  	}
54  
55  
56  	/* (non-Javadoc)
57  	 * @see eu.etaxonomy.cdm.io.erms.ErmsImportBase#getIdQuery()
58  	 */
59  	@Override
60  	protected String getIdQuery() {
61  		String strIdQuery = 
62  			" SELECT tu_id, img_thumb " +   //tu_id is not a key
63  			" FROM images " + 
64  			" ORDER BY tu_id, img_thumb, img_url ";
65  		return strIdQuery;
66  	}
67  
68  
69  	/* (non-Javadoc)
70  	 * @see eu.etaxonomy.cdm.io.berlinModel.in.BerlinModelImportBase#getRecordQuery(eu.etaxonomy.cdm.io.berlinModel.in.BerlinModelImportConfigurator)
71  	 */
72  	@Override
73  	protected String getRecordQuery(ErmsImportConfigurator config) {
74  		String strRecordQuery = 
75  			" SELECT * " + 
76  			" FROM images " +
77  			" WHERE ( images.tu_id IN (" + ID_LIST_TOKEN + ") AND " +
78  				"  images.img_thumb IN (" + ID_LIST_TOKEN + ")  )";
79  		return strRecordQuery;
80  	}
81  
82  	/* (non-Javadoc)
83  	 * @see eu.etaxonomy.cdm.io.erms.ErmsImportBase#getMapping()
84  	 */
85  	protected DbImportMapping getMapping() {
86  		if (mapping == null){
87  			mapping = new DbImportMapping();
88  			//TODO do we need to add to TaxonNameBase too?
89  			String idAttribute = null;
90  			boolean isOneTextData = true;
91  			mapping.addMapper(DbImportImageCreationMapper.NewInstance(idAttribute, IMAGE_NAMESPACE, "tu_id", ErmsTaxonImport.TAXON_NAMESPACE, isOneTextData));
92  			mapping.addMapper(DbImportMediaMapper.NewInstance("img_url", "img_thumb"));
93  		}
94  		return mapping;
95  	}
96  	
97  	/* (non-Javadoc)
98  	 * @see eu.etaxonomy.cdm.io.berlinModel.in.IPartitionedIO#getRelatedObjectsForPartition(java.sql.ResultSet)
99  	 */
100 	public Map<Object, Map<String, ? extends CdmBase>> getRelatedObjectsForPartition(ResultSet rs) {
101 		String nameSpace;
102 		Class cdmClass;
103 		Set<String> idSet;
104 		Map<Object, Map<String, ? extends CdmBase>> result = new HashMap<Object, Map<String, ? extends CdmBase>>();
105 		
106 		try{
107 			Set<String> taxonIdSet = new HashSet<String>();
108 			Set<String> languageIdSet = new HashSet<String>();
109 			while (rs.next()){
110 				handleForeignKey(rs, taxonIdSet, "tu_id");
111 			}
112 			
113 			//taxon map
114 			nameSpace = ErmsTaxonImport.TAXON_NAMESPACE;
115 			cdmClass = TaxonBase.class;
116 			idSet = taxonIdSet;
117 			Map<String, TaxonBase> taxonMap = (Map<String, TaxonBase>)getCommonService().getSourcedObjectsByIdInSource(cdmClass, idSet, nameSpace);
118 			result.put(nameSpace, taxonMap);
119 			
120 		} catch (SQLException e) {
121 			throw new RuntimeException(e);
122 		}
123 		return result;
124 	}
125 	
126 	/* (non-Javadoc)
127 	 * @see eu.etaxonomy.cdm.io.common.CdmIoBase#doCheck(eu.etaxonomy.cdm.io.common.IImportConfigurator)
128 	 */
129 	@Override
130 	protected boolean doCheck(ErmsImportState state){
131 		IOValidator<ErmsImportState> validator = new ErmsImageImportValidator();
132 		return validator.validate(state);
133 	}
134 
135 	
136 	/* (non-Javadoc)
137 	 * @see eu.etaxonomy.cdm.io.common.CdmIoBase#isIgnore(eu.etaxonomy.cdm.io.common.IImportConfigurator)
138 	 */
139 	protected boolean isIgnore(ErmsImportState state){
140 		return ! state.getConfig().isDoImages();
141 	}
142 
143 
144 
145 
146 
147 }