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// $Id$
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/**
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* Copyright (C) 2013 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.hibernate.search;
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import java.util.Set;
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import org.apache.log4j.Logger;
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import org.apache.lucene.document.Document;
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import org.apache.lucene.document.Field;
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import org.hibernate.search.bridge.LuceneOptions;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
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/**
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* Adds fields for related to and related from taxon relations.
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*
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*
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* @author a.kohlbecker
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* @date Sep 24, 2013
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*
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*/
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public class TaxonRelationshipClassBridge extends AbstractClassBridge {
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public static final Logger logger = Logger.getLogger(TaxonRelationshipClassBridge.class);
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private static final String FROM = ".from.";
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private static final String TO = ".to.";
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.hibernate.search.AbstractClassBridge#set(java.lang.String, java.lang.Object, org.apache.lucene.document.Document, org.hibernate.search.bridge.LuceneOptions)
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*/
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@Override
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public void set(String name, Object value, Document document, LuceneOptions luceneOptions) {
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if(value instanceof Taxon){
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String fieldName = name;
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if(!fieldName.isEmpty()){
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fieldName += ".";
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}
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Taxon taxon = (Taxon)value;
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String directionName = FROM;
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addRelationsFields(fieldName, document, directionName, taxon.getRelationsToThisTaxon());
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directionName = TO;
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addRelationsFields(fieldName, document, directionName, taxon.getRelationsFromThisTaxon());
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} else {
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logger.error("Unsupported type " + value.getClass());
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}
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}
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/**
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* @param name
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* @param document
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* @param directionName
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* @param relations
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*/
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private void addRelationsFields(String name, Document document, String directionName,
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Set<TaxonRelationship> relations) {
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Taxon relTaxon;
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for(TaxonRelationship rel : relations){
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if(directionName.equals(FROM)){
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relTaxon = rel.getFromTaxon();
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} else {
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relTaxon = rel.getToTaxon();
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}
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Field relfield = new Field(
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name + "relation." + rel.getType().getUuid().toString() + directionName + "id",
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Integer.toString(relTaxon.getId()),
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idFieldOptions.getStore(),
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idFieldOptions.getIndex(),
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idFieldOptions.getTermVector()
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);
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relfield.setBoost(idFieldOptions.getBoost());
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document.add(relfield);
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}
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}
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}
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