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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.DbImportExtensionCreationMapper;
24  import eu.etaxonomy.cdm.io.common.mapping.DbImportMapping;
25  import eu.etaxonomy.cdm.io.common.mapping.DbNotYetImplementedMapper;
26  import eu.etaxonomy.cdm.io.erms.validation.ErmsLinkImportValidator;
27  import eu.etaxonomy.cdm.model.common.CdmBase;
28  import eu.etaxonomy.cdm.model.common.Extension;
29  import eu.etaxonomy.cdm.model.common.ExtensionType;
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 ErmsLinkImport  extends ErmsImportBase<TaxonBase> {
40  	private static final Logger logger = Logger.getLogger(ErmsLinkImport.class);
41  
42  	private DbImportMapping mapping;
43  	
44  	
45  	private int modCount = 10000;
46  	private static final String pluralString = "links";
47  	private static final String dbTableName = "links";
48  	private static final Class cdmTargetClass = Extension.class;
49  
50  	public ErmsLinkImport(){
51  		super(pluralString, dbTableName, cdmTargetClass);
52  	}
53  
54  
55  	/* (non-Javadoc)
56  	 * @see eu.etaxonomy.cdm.io.berlinModel.in.BerlinModelImportBase#getRecordQuery(eu.etaxonomy.cdm.io.berlinModel.in.BerlinModelImportConfigurator)
57  	 */
58  	@Override
59  	protected String getRecordQuery(ErmsImportConfigurator config) {
60  		String strRecordQuery = 
61  			" SELECT * " + 
62  			" FROM links " +
63  			" WHERE ( links.id IN (" + ID_LIST_TOKEN + ") )";
64  		return strRecordQuery;
65  	}
66  
67  	/* (non-Javadoc)
68  	 * @see eu.etaxonomy.cdm.io.erms.ErmsImportBase#getMapping()
69  	 */
70  	protected DbImportMapping getMapping() {
71  		if (mapping == null){
72  			mapping = new DbImportMapping();
73  			ExtensionType extensionType = ExtensionType.URL();
74  			//TODO do we need to add to TaxonNameBase too?
75  			mapping.addMapper(DbImportExtensionCreationMapper.NewInstance("tu_id", ErmsTaxonImport.TAXON_NAMESPACE, "link_url", "id", extensionType)); 
76  			//not yet implemented
77  			mapping.addMapper(DbNotYetImplementedMapper.NewInstance("link_text"));  //maybe implement as a second extension ?? but this is ambigous!
78  			mapping.addMapper(DbNotYetImplementedMapper.NewInstance("link_fn"));
79  			mapping.addMapper(DbNotYetImplementedMapper.NewInstance("note"));
80  		}
81  		return mapping;
82  	}
83  	
84  
85  	/* (non-Javadoc)
86  	 * @see eu.etaxonomy.cdm.io.berlinModel.in.IPartitionedIO#getRelatedObjectsForPartition(java.sql.ResultSet)
87  	 */
88  	public Map<Object, Map<String, ? extends CdmBase>> getRelatedObjectsForPartition(ResultSet rs) {
89  		String nameSpace;
90  		Class cdmClass;
91  		Set<String> idSet;
92  		Map<Object, Map<String, ? extends CdmBase>> result = new HashMap<Object, Map<String, ? extends CdmBase>>();
93  		
94  		try{
95  			Set<String> taxonIdSet = new HashSet<String>();
96  			Set<String> languageIdSet = new HashSet<String>();
97  			while (rs.next()){
98  				handleForeignKey(rs, taxonIdSet, "tu_id");
99  			}
100 			
101 			//taxon map
102 			nameSpace = TAXON_NAMESPACE;
103 			cdmClass = TaxonBase.class;
104 			idSet = taxonIdSet;
105 			Map<String, TaxonBase> taxonMap = (Map<String, TaxonBase>)getCommonService().getSourcedObjectsByIdInSource(cdmClass, idSet, nameSpace);
106 			result.put(nameSpace, taxonMap);
107 			
108 		} catch (SQLException e) {
109 			throw new RuntimeException(e);
110 		}
111 		return result;
112 	}
113 	
114 	/* (non-Javadoc)
115 	 * @see eu.etaxonomy.cdm.io.common.CdmIoBase#doCheck(eu.etaxonomy.cdm.io.common.IImportConfigurator)
116 	 */
117 	@Override
118 	protected boolean doCheck(ErmsImportState state){
119 		IOValidator<ErmsImportState> validator = new ErmsLinkImportValidator();
120 		return validator.validate(state);
121 	}
122 	
123 	
124 	/* (non-Javadoc)
125 	 * @see eu.etaxonomy.cdm.io.common.CdmIoBase#isIgnore(eu.etaxonomy.cdm.io.common.IImportConfigurator)
126 	 */
127 	protected boolean isIgnore(ErmsImportState state){
128 		return ! state.getConfig().isDoLinks();
129 	}
130 
131 
132 
133 
134 
135 }