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/**
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* Copyright (C) 2015 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.io.edaphobase;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import org.apache.log4j.Logger;
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import org.springframework.stereotype.Component;
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import eu.etaxonomy.cdm.io.common.IPartitionedIO;
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import eu.etaxonomy.cdm.io.common.ResultSetPartitioner;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.reference.Reference;
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/**
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* @author a.mueller
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* @date 18.12.2015
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*
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*/
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@Component
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public class EdaphobaseInReferenceImport extends EdaphobaseImportBase {
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private static final long serialVersionUID = 6895687693249076160L;
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private static final Logger logger = Logger.getLogger(EdaphobaseInReferenceImport.class);
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private static final String tableName = "lit_document";
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private static final String pluralString = "documents";
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/**
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* @param tableName
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* @param pluralString
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*/
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public EdaphobaseInReferenceImport() {
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super(tableName, pluralString);
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}
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@Override
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protected String getIdQuery(EdaphobaseImportState state) {
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return " SELECT DISTINCT document_id "
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+ " FROM lit_document ld INNER JOIN tax_taxon t ON t.tax_document = ld.document_id "
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+ " WHERE ld.parent_document_fk_document_id IS NOT NULL "
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+ " ORDER BY document_id ";
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}
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@Override
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protected String getRecordQuery(EdaphobaseImportConfigurator config) {
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String result = " SELECT document_id, parent_document_fk_document_id "
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+ " FROM lit_document ld "
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+ " WHERE ld.document_id IN (@IDSET)";
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result = result.replace("@IDSET", IPartitionedIO.ID_LIST_TOKEN);
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return result;
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}
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@Override
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public boolean doPartition(ResultSetPartitioner partitioner, EdaphobaseImportState state) {
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ResultSet rs = partitioner.getResultSet();
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Set<Reference> referencesToSave = new HashSet<>();
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try {
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while (rs.next()){
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handleSingleReference(state, rs, referencesToSave);
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}
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} catch (SQLException e) {
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e.printStackTrace();
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}
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getReferenceService().saveOrUpdate(referencesToSave);
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return true;
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}
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/**
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* @param state
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* @param rs
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* @param referencesToSave
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* @throws SQLException
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*/
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private void handleSingleReference(EdaphobaseImportState state, ResultSet rs, Set<Reference> referencesToSave) throws SQLException {
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Integer id = rs.getInt("document_id");
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Integer parentId = rs.getInt("parent_document_fk_document_id");
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// Integer documentType = nullSafeInt(rs, "document_type");
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Reference child = state.getRelatedObject(REFERENCE_NAMESPACE, String.valueOf(id), Reference.class);
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Reference parent = state.getRelatedObject(REFERENCE_NAMESPACE, String.valueOf(parentId), Reference.class);
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if (child == null){
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logger.warn("Child reference for document_id " + id + " is NULL" );
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}else if (parent == null){
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logger.warn("Parent reference for document_type_fk_document_type_id " + parentId + " is NULL" );
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}else{
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child.setInReference(parent);
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referencesToSave.add(child);
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}
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}
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@Override
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public Map<Object, Map<String, ? extends CdmBase>> getRelatedObjectsForPartition(ResultSet rs,
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EdaphobaseImportState state) {
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Map<Object, Map<String, ? extends CdmBase>> result = new HashMap<>();
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Set<String> referenceIdSet = new HashSet<String>();
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try {
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while (rs.next()){
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handleForeignKey(rs, referenceIdSet, "document_id");
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handleForeignKey(rs, referenceIdSet, "parent_document_fk_document_id");
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}
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} catch (SQLException e) {
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e.printStackTrace();
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}
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//reference map
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String nameSpace = REFERENCE_NAMESPACE;
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Class<?> cdmClass = Reference.class;
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Set<String> idSet = referenceIdSet;
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Map<String, Reference> referenceMap = (Map<String, Reference>)getCommonService().getSourcedObjectsByIdInSource(cdmClass, idSet, nameSpace);
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result.put(nameSpace, referenceMap);
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return result;
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}
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@Override
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protected boolean doCheck(EdaphobaseImportState state) {
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return false;
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}
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@Override
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protected boolean isIgnore(EdaphobaseImportState state) {
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return ! state.getConfig().isDoReferences();
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}
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}
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