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/**
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* Copyright (C) 2007 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.persistence.dao.hibernate.term;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Enumeration;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Locale;
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import java.util.Set;
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import java.util.UUID;
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import org.apache.commons.lang.StringUtils;
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import org.apache.log4j.Logger;
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import org.hibernate.Criteria;
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import org.hibernate.Query;
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import org.hibernate.Session;
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import org.hibernate.criterion.Criterion;
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import org.hibernate.criterion.Disjunction;
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import org.hibernate.criterion.Order;
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import org.hibernate.criterion.Projections;
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import org.hibernate.criterion.Restrictions;
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import org.hibernate.envers.query.AuditEntity;
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import org.hibernate.envers.query.AuditQuery;
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import org.springframework.stereotype.Repository;
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import eu.etaxonomy.cdm.common.URI;
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import eu.etaxonomy.cdm.model.common.AnnotationType;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.ExtensionType;
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import eu.etaxonomy.cdm.model.common.Language;
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import eu.etaxonomy.cdm.model.common.MarkerType;
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import eu.etaxonomy.cdm.model.description.MeasurementUnit;
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import eu.etaxonomy.cdm.model.description.PresenceAbsenceTerm;
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import eu.etaxonomy.cdm.model.description.State;
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import eu.etaxonomy.cdm.model.description.StatisticalMeasure;
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import eu.etaxonomy.cdm.model.description.TextFormat;
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import eu.etaxonomy.cdm.model.location.Country;
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import eu.etaxonomy.cdm.model.location.NamedArea;
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import eu.etaxonomy.cdm.model.location.NamedAreaLevel;
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import eu.etaxonomy.cdm.model.location.NamedAreaType;
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import eu.etaxonomy.cdm.model.location.ReferenceSystem;
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import eu.etaxonomy.cdm.model.media.Media;
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import eu.etaxonomy.cdm.model.media.RightsType;
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import eu.etaxonomy.cdm.model.metadata.TermSearchField;
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import eu.etaxonomy.cdm.model.name.HybridRelationshipType;
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import eu.etaxonomy.cdm.model.name.NameRelationshipType;
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import eu.etaxonomy.cdm.model.name.NameTypeDesignationStatus;
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import eu.etaxonomy.cdm.model.name.NomenclaturalStatusType;
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import eu.etaxonomy.cdm.model.name.Rank;
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import eu.etaxonomy.cdm.model.name.SpecimenTypeDesignationStatus;
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import eu.etaxonomy.cdm.model.occurrence.DerivationEventType;
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import eu.etaxonomy.cdm.model.taxon.SynonymType;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationshipType;
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import eu.etaxonomy.cdm.model.term.DefinedTerm;
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import eu.etaxonomy.cdm.model.term.DefinedTermBase;
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import eu.etaxonomy.cdm.model.term.TermType;
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import eu.etaxonomy.cdm.model.term.TermVocabulary;
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import eu.etaxonomy.cdm.model.view.AuditEvent;
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import eu.etaxonomy.cdm.persistence.dao.hibernate.common.IdentifiableDaoBase;
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import eu.etaxonomy.cdm.persistence.dao.term.IDefinedTermDao;
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import eu.etaxonomy.cdm.persistence.dto.FeatureDto;
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import eu.etaxonomy.cdm.persistence.dto.TermDto;
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import eu.etaxonomy.cdm.persistence.query.MatchMode;
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import eu.etaxonomy.cdm.persistence.query.OrderHint;
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/**
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 * @author a.kohlbecker
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 * @since 29.05.2008
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 */
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@Repository
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public class DefinedTermDaoImpl
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        extends IdentifiableDaoBase<DefinedTermBase>
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        implements IDefinedTermDao{
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    private static final Logger logger = Logger.getLogger(DefinedTermDaoImpl.class);
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	@SuppressWarnings("unchecked")
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    public DefinedTermDaoImpl() {
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		super(DefinedTermBase.class);
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		indexedClasses = new Class[25];
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		indexedClasses[0] = Rank.class;
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		indexedClasses[1] = AnnotationType.class;
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		indexedClasses[2] = ExtensionType.class;
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		indexedClasses[3] = Language.class;
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		indexedClasses[4] = MarkerType.class;
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		indexedClasses[5] = MeasurementUnit.class;
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		indexedClasses[6] = DefinedTerm.class;
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		indexedClasses[7] = PresenceAbsenceTerm.class;
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		indexedClasses[8] = State.class;
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		indexedClasses[9] = StatisticalMeasure.class;
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		indexedClasses[10] = TextFormat.class;
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		indexedClasses[11] = DerivationEventType.class;
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		indexedClasses[12] = NamedArea.class;
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		indexedClasses[13] = NamedAreaLevel.class;
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		indexedClasses[14] = NamedAreaType.class;
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		indexedClasses[15] = ReferenceSystem.class;
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		indexedClasses[16] = Country.class;
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		indexedClasses[17] = RightsType.class;
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		indexedClasses[18] = HybridRelationshipType.class;
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		indexedClasses[19] = NameRelationshipType.class;
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		indexedClasses[20] = NameTypeDesignationStatus.class;
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		indexedClasses[21] = NomenclaturalStatusType.class;
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		indexedClasses[22] = SpecimenTypeDesignationStatus.class;
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		indexedClasses[23] = SynonymType.class;
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		indexedClasses[24] = TaxonRelationshipType.class;
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	}
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	/**
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	 * Searches by Label
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	 */
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	@Override
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    public List<DefinedTermBase> findByTitle(String queryString) {
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		return findByTitle(queryString, null);
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	}
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	/**
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	 * Searches by Label
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	 */
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	@Override
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    public List<DefinedTermBase> findByTitle(String queryString, CdmBase sessionObject) {
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		checkNotInPriorView("DefinedTermDaoImpl.findByTitle(String queryString, CdmBase sessionObject)");
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		Session session = getSession();
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		if ( sessionObject != null ) {//attache the object to the session, TODO needed?
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			session.update(sessionObject);
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		}
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		Query query = session.createQuery("select term from DefinedTermBase term join fetch term.representations representation where representation.label = :label");
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		query.setParameter("label", queryString);
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		@SuppressWarnings({ "unchecked", "rawtypes" })
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		List<DefinedTermBase> result = deduplicateResult(query.list());
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		return result;
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	}
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	@Override
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    public List<DefinedTermBase> findByTitle(String queryString, MatchMode matchMode, int page, int pagesize, List<Criterion> criteria) {
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		//FIXME is query parametrised?
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		checkNotInPriorView("DefinedTermDaoImpl.findByTitle(String queryString, ITitledDao.MATCH_MODE matchMode, int page, int pagesize, List<Criterion> criteria)");
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		Criteria crit = getSession().createCriteria(type);
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		crit.add(Restrictions.ilike("titleCache", matchMode.queryStringFrom(queryString)));
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		crit.setMaxResults(pagesize);
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		int firstItem = (page - 1) * pagesize + 1;
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		crit.setFirstResult(firstItem);
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		@SuppressWarnings("unchecked")
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        List<DefinedTermBase> results = deduplicateResult(crit.list());
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		return results;
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	}
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	@Override
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    public Country getCountryByIso(String iso3166) {
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		// If iso639 = "" query returns non-unique result. We prevent this here:
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		if (StringUtils.isBlank(iso3166) || iso3166.length()<2 || iso3166.length()>3) { return null; }
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		AuditEvent auditEvent = getAuditEventFromContext();
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		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
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		    Query query = getSession().createQuery("from Country where iso3166_A2 = :isoCode OR idInVocabulary = :isoCode");
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		    query.setParameter("isoCode", iso3166);
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		    return (Country) query.uniqueResult();
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		} else {
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			AuditQuery query = getAuditReader().createQuery().forEntitiesAtRevision(Country.class,auditEvent.getRevisionNumber());
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			query.add(AuditEntity.property("iso3166_A2").eq(iso3166));
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			query.add(AuditEntity.property("idInVocabulary").eq(iso3166));
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			return (Country) query.getSingleResult();
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		}
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	}
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	@Override
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    public <T extends DefinedTermBase> List<T> getDefinedTermByRepresentationText(String text, Class<T> clazz ) {
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		return getDefinedTermByRepresentationText(text,clazz,null,null);
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	}
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	@Override
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    public <T extends DefinedTermBase> List<T> getDefinedTermByRepresentationText(String text, Class<T> clazz, Integer pageSize,Integer  pageNumber) {
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		checkNotInPriorView("DefinedTermDaoImpl.getDefinedTermByRepresentationText(String text, Class<T> clazz, Integer pageSize,Integer  pageNumber)");
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		Criteria criteria = getCriteria(clazz);
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		criteria.createAlias("representations", "r").add(Restrictions.like("r.text", text));
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		addPageSizeAndNumber(criteria, pageSize, pageNumber);
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		@SuppressWarnings("unchecked")
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        List<T> result = deduplicateResult(criteria.list());
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		return result;
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	}
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	@Override
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    public long countDefinedTermByRepresentationText(String text, Class<? extends DefinedTermBase> clazz) {
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	    checkNotInPriorView("DefinedTermDaoImpl.countDefinedTermByRepresentationText(String text, Class<? extends DefinedTermBase> clazz)");
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		Criteria criteria = getCriteria(clazz);
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		criteria.createAlias("representations", "r").add(Restrictions.like("r.text", text));
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		criteria.setProjection(Projections.rowCount());
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		return (Long)criteria.uniqueResult();
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	}
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	@Override
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	public <T extends DefinedTermBase> List<T> getDefinedTermByIdInVocabulary(String label, UUID vocUuid, Class<T> clazz, Integer pageSize, Integer pageNumber) {
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		checkNotInPriorView("DefinedTermDaoImpl.getDefinedTermByIdInVocabulary(String label, UUID vocUuid, Class<T> clazz, Integer pageSize, Integer pageNumber)");
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		Criteria criteria = getCriteria(clazz);
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		criteria.createAlias("vocabulary", "voc")
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		    .add(Restrictions.like("voc.uuid", vocUuid))
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			.add(Restrictions.like("idInVocabulary", label, org.hibernate.criterion.MatchMode.EXACT));
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		addPageSizeAndNumber(criteria, pageSize, pageNumber);
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		@SuppressWarnings("unchecked")
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        List<T> result = deduplicateResult(criteria.list());
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		return result;
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	}
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    @Override
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	public <T extends DefinedTermBase> List<T> getDefinedTermByRepresentationAbbrev(String text, Class<T> clazz, Integer pageSize,Integer  pageNumber) {
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		checkNotInPriorView("DefinedTermDaoImpl.getDefinedTermByRepresentationAbbrev(String abbrev, Class<T> clazz, Integer pageSize,Integer  pageNumber)");
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		Criteria criteria = getCriteria(clazz);
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		criteria.createAlias("representations", "r").add(Restrictions.like("r.abbreviatedLabel", text));
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		addPageSizeAndNumber(criteria, pageSize, pageNumber);
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		@SuppressWarnings("unchecked")
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		List<T> result = deduplicateResult(criteria.list());
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		return result;
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	}
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	@Override
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	public long countDefinedTermByRepresentationAbbrev(String text, Class<? extends DefinedTermBase> clazz) {
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	    checkNotInPriorView("DefinedTermDaoImpl.countDefinedTermByRepresentationAbbrev(String abbrev, Class<? extends DefinedTermBase> clazz)");
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		Criteria criteria = getCriteria(clazz);
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		criteria.createAlias("representations", "r").add(Restrictions.like("r.abbreviatedLabel", text));
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		criteria.setProjection(Projections.rowCount());
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        return (Long)criteria.uniqueResult();
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	}
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	@Override
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    public Language getLanguageByIso(String iso639) {
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		if (iso639.length() < 2 || iso639.length() > 3) {
250
			logger.warn("Invalid length " + iso639.length() + " of ISO code. Length must be 2 or 3.");
251
			return null;
252
		}
253
		boolean isIso639_1 = iso639.length() == 2;
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		String queryStr;
256
		if (isIso639_1){
257
			queryStr = "FROM Language WHERE iso639_1 = :isoCode";
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		}else{
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			queryStr = "FROM Language WHERE idInVocabulary = :isoCode AND vocabulary.uuid = :vocUuid";
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		}
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		AuditEvent auditEvent = getAuditEventFromContext();
262
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
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		    Query query = getSession().createQuery(queryStr);
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		    query.setParameter("isoCode", iso639);
265
		    if (! isIso639_1){
266
		    	query.setParameter("vocUuid", Language.uuidLanguageVocabulary);
267
			}
268
		    return (Language) query.uniqueResult();
269
		} else {
270
			AuditQuery query = getAuditReader().createQuery().forEntitiesAtRevision(Language.class,auditEvent.getRevisionNumber());
271
			if (isIso639_1){
272
				query.add(AuditEntity.property("iso639_1").eq(iso639));
273
			}else{
274
				query.add(AuditEntity.property("iso639_2").eq(iso639));
275
				query.add(AuditEntity.property("vocabulary.uuid").eq(Language.uuidLanguageVocabulary));
276
			}
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278
			return (Language)query.getSingleResult();
279
		}
280
	}
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282
	/**
283
	 *  FIXME this will result in a query per language - could you, given that iso codes
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	 *  are unique, use from Language where iso639_1 in (:isoCode) or iso639_2 in (:isoCode)
285
	 */
286
	@Override
287
    public List<Language> getLanguagesByIso(List<String> iso639List) {
288
		List<Language> languages = new ArrayList<>(iso639List.size());
289
		for (String iso639 : iso639List) {
290
			languages.add(getLanguageByIso(iso639));
291
		}
292
		return languages;
293
	}
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295
	@Override
296
    public List<Language> getLanguagesByLocale(Enumeration<Locale> locales) {
297
		List<Language> languages = new ArrayList<>();
298
		while(locales.hasMoreElements()) {
299
			Locale locale = locales.nextElement();
300
			languages.add(getLanguageByIso(locale.getLanguage()));
301
		}
302
		return languages;
303
	}
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305
	@Override
306
    public long count(NamedAreaLevel level, NamedAreaType type) {
307
		AuditEvent auditEvent = getAuditEventFromContext();
308
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
309
		    Criteria criteria = getCriteria(NamedArea.class);
310

    
311
		    if(level != null) {
312
			    criteria.add(Restrictions.eq("level",level));
313
		    }
314

    
315
		    if(type != null) {
316
			    criteria.add(Restrictions.eq("type", type));
317
		    }
318

    
319
		    criteria.setProjection(Projections.rowCount());
320

    
321
	        return (Long)criteria.uniqueResult();
322
		} else {
323
			AuditQuery query = makeAuditQuery(NamedArea.class, auditEvent);
324

    
325
			if(level != null) {
326
				query.add(AuditEntity.relatedId("level").eq(level.getId()));
327
		    }
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329
		    if(type != null) {
330
		    	query.add(AuditEntity.relatedId("type").eq(type.getId()));
331
		    }
332
		    query.addProjection(AuditEntity.id().count());
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		    return (Long)query.getSingleResult();
334
		}
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	}
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337
	@Override
338
    public long countMedia(DefinedTermBase definedTerm) {
339
		checkNotInPriorView("DefinedTermDaoImpl.countMedia(DefinedTermBase definedTerm)");
340
		Query query = getSession().createQuery("select count(media) from DefinedTermBase definedTerm join definedTerm.media media where definedTerm = :definedTerm");
341
	    query.setParameter("definedTerm", definedTerm);
342

    
343
		return (Long)query.uniqueResult();
344
	}
345

    
346
	@Override
347
    public List<Media> getMedia(DefinedTermBase definedTerm, Integer pageSize,	Integer pageNumber) {
348
		checkNotInPriorView("DefinedTermDaoImpl.getMedia(DefinedTermBase definedTerm, Integer pageSize,	Integer pageNumber)");
349
		Query query = getSession().createQuery(
350
		           "SELECT media "
351
		        + " FROM DefinedTermBase definedTerm "
352
		        + " JOIN definedTerm.media media "
353
		        + " WHERE definedTerm = :definedTerm");
354
		query.setParameter("definedTerm", definedTerm);
355

    
356
		addPageSizeAndNumber(query, pageSize, pageNumber);
357

    
358
		@SuppressWarnings("unchecked")
359
        List<Media> result = query.list();
360
		return result;
361
	}
362

    
363
	@Override
364
    public List<NamedArea> list(NamedAreaLevel level, NamedAreaType type, Integer pageSize, Integer pageNumber) {
365
		AuditEvent auditEvent = getAuditEventFromContext();
366
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
367
            Criteria criteria = getCriteria(NamedArea.class);
368

    
369
		    if(level != null) {
370
			    criteria.add(Restrictions.eq("level",level));
371
		    }
372

    
373
		    if(type != null) {
374
			    criteria.add(Restrictions.eq("type", type));
375
		    }
376

    
377
		    addPageSizeAndNumber(criteria, pageSize, pageNumber);
378

    
379
	        @SuppressWarnings("unchecked")
380
	        List<NamedArea> result = deduplicateResult(criteria.list());
381
	        return result;
382
		} else {
383
            AuditQuery query = makeAuditQuery(NamedArea.class, auditEvent);
384

    
385
			if(level != null) {
386
				query.add(AuditEntity.relatedId("level").eq(level.getId()));
387
		    }
388

    
389
		    if(type != null) {
390
		    	query.add(AuditEntity.relatedId("type").eq(type.getId()));
391
		    }
392

    
393
		    @SuppressWarnings("unchecked")
394
            List<NamedArea> result = deduplicateResult(query.getResultList());
395
		    return result;
396
		}
397
	}
398

    
399
	@Override
400
    public List<NamedArea> list(NamedAreaLevel level, NamedAreaType type, Integer pageSize, Integer pageNumber,
401
			List<OrderHint> orderHints, List<String> propertyPaths) {
402

    
403
	    List<NamedArea> result;
404

    
405
		AuditEvent auditEvent = getAuditEventFromContext();
406
		if (auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
407
			Criteria criteria = getCriteria(NamedArea.class);
408

    
409
			if (level != null) {
410
				criteria.add(Restrictions.eq("level", level));
411
			}
412
			if (type != null) {
413
				criteria.add(Restrictions.eq("type", type));
414
			}
415
			addOrder(criteria,orderHints);
416
			addPageSizeAndNumber(criteria, pageSize, pageNumber);
417

    
418
			result = deduplicateResult(criteria.list());
419

    
420
		} else {
421
			AuditQuery query = getAuditReader().createQuery().forEntitiesAtRevision(NamedArea.class,
422
				auditEvent.getRevisionNumber());
423
			if (level != null) {
424
				query.add(AuditEntity.relatedId("level").eq(level.getId()));
425
			}
426
			if (type != null) {
427
				query.add(AuditEntity.relatedId("type").eq(type.getId()));
428
			}
429
			result = deduplicateResult(query.getResultList());
430
		}
431

    
432
		defaultBeanInitializer.initializeAll(result, propertyPaths);
433

    
434
		return result;
435
	}
436

    
437

    
438
	@Override
439
    public <T extends DefinedTermBase> long countGeneralizationOf(T kindOf) {
440
		AuditEvent auditEvent = getAuditEventFromContext();
441
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
442
		    Query query = getSession().createQuery("select count(term) from DefinedTermBase term where term.kindOf = :kindOf");
443
		    query.setParameter("kindOf", kindOf);
444
		    return (Long)query.uniqueResult();
445
		} else {
446
            AuditQuery query = makeAuditQuery(DefinedTermBase.class,auditEvent);
447
			query.add(AuditEntity.relatedId("kindOf").eq(kindOf.getId()));
448
		    query.addProjection(AuditEntity.id().count());
449
		    return (Long)query.getSingleResult();
450
		}
451
	}
452

    
453
	@Override
454
    public <T extends DefinedTermBase> long countIncludes(Collection<T> partOf) {
455
		if (partOf == null || partOf.isEmpty()){
456
			return 0;
457
		}
458
		AuditEvent auditEvent = getAuditEventFromContext();
459
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
460
    		Query query = getSession().createQuery("select count(term) from DefinedTermBase term where term.partOf in (:partOf)");
461
	    	query.setParameterList("partOf", partOf);
462
		    return (Long)query.uniqueResult();
463
		} else {
464
			long count = 0;
465
			for(T t : partOf) {
466
				AuditQuery query = makeAuditQuery(DefinedTermBase.class, auditEvent);
467
				query.add(AuditEntity.relatedId("partOf").eq(t.getId()));
468
			    query.addProjection(AuditEntity.id().count());
469
			    count += (Long)query.getSingleResult();
470
			}
471
			return count;
472
		}
473
	}
474

    
475
	@Override
476
    public <T extends DefinedTermBase> List<T> getGeneralizationOf(T kindOf, Integer pageSize, Integer pageNumber) {
477
		AuditEvent auditEvent = getAuditEventFromContext();
478
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
479
		    Query query = getSession().createQuery("select term from DefinedTermBase term where term.kindOf = :kindOf");
480
		    query.setParameter("kindOf", kindOf);
481

    
482
		    addPageSizeAndNumber(query, pageSize, pageNumber);
483

    
484
		    @SuppressWarnings("unchecked")
485
            List<T> result = deduplicateResult(query.list());
486
		    return result;
487
		} else {
488
			 AuditQuery query = makeAuditQuery(DefinedTermBase.class, auditEvent);
489
			 query.add(AuditEntity.relatedId("kindOf").eq(kindOf.getId()));
490

    
491
			 addPageSizeAndNumber(query, pageSize, pageNumber);
492

    
493
             @SuppressWarnings("unchecked")
494
             List<T> result = deduplicateResult(query.getResultList());
495
             return result;
496
		}
497
	}
498

    
499
	@Override
500
    public <T extends DefinedTermBase> List<T> getIncludes(Collection<T> partOf,	Integer pageSize, Integer pageNumber, List<String> propertyPaths) {
501
		if (partOf == null || partOf.isEmpty()){
502
			return new ArrayList<>();
503
		}
504
		AuditEvent auditEvent = getAuditEventFromContext();
505
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
506
    		Query query = getSession().createQuery("select term from DefinedTermBase term where term.partOf in (:partOf)");
507
    		query.setParameterList("partOf", partOf);
508

    
509
    		addPageSizeAndNumber(query, pageSize, pageNumber);
510

    
511
		    @SuppressWarnings("unchecked")
512
            List<T> results = deduplicateResult(query.list());
513
		    defaultBeanInitializer.initializeAll(results, propertyPaths);
514
		    return results;
515
		} else {
516
			List<T> result = new ArrayList<>();
517
			for(T t : partOf) {
518
				AuditQuery query = makeAuditQuery(DefinedTermBase.class, auditEvent);
519
				query.add(AuditEntity.relatedId("partOf").eq(t.getId()));
520
				addPageSizeAndNumber(query, pageSize, pageNumber);
521

    
522
			    result.addAll(deduplicateResult(query.getResultList()));
523
			}
524
			defaultBeanInitializer.initializeAll(result, propertyPaths);
525
			return result;
526
		}
527
	}
528

    
529
	@Override
530
    public <T extends DefinedTermBase> long countPartOf(Set<T> definedTerms) {
531
		checkNotInPriorView("DefinedTermDaoImpl.countPartOf(Set<T> definedTerms)");
532
		Query query = getSession().createQuery("select count(distinct definedTerm) from DefinedTermBase definedTerm join definedTerm.includes included where included in (:definedTerms)");
533
		query.setParameterList("definedTerms", definedTerms);
534
		return (Long)query.uniqueResult();
535
	}
536

    
537
	@Override
538
    public <T extends DefinedTermBase> List<T> getPartOf(Set<T> definedTerms, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {
539
		checkNotInPriorView("DefinedTermDaoImpl.getPartOf(Set<T> definedTerms, Integer pageSize, Integer pageNumber)");
540
		Query query = getSession().createQuery("select distinct definedTerm from DefinedTermBase definedTerm join definedTerm.includes included where included in (:definedTerms)");
541
		query.setParameterList("definedTerms", definedTerms);
542

    
543
		addPageSizeAndNumber(query, pageSize, pageNumber);
544

    
545
		@SuppressWarnings("unchecked")
546
        List<T> r = query.list();
547
		/**
548
		 * For some weird reason, hibernate returns proxies (extending the superclass), not the actual class on this,
549
		 * despite querying the damn database and returning the discriminator along with the rest of the object properties!
550
		 *
551
		 * Probably a bug in hibernate, but we'll manually deproxy for now since the objects are initialized anyway, the
552
		 * performance implications are small (we're swapping one array of references for another, not hitting the db or
553
		 * cache).
554
		 */
555
		List<T> results = new ArrayList<>();
556
		if(!definedTerms.isEmpty()) {
557
		    for(T t : r) {
558
		        T deproxied = CdmBase.deproxy(t);
559
                results.add(deproxied);
560
		    }
561
		    defaultBeanInitializer.initializeAll(results, propertyPaths);
562
		}
563
		return results;
564
	}
565

    
566
	@Override
567
    public DefinedTermBase findByUri(URI uri) {
568
		AuditEvent auditEvent = getAuditEventFromContext();
569
		if(auditEvent.equals(AuditEvent.CURRENT_VIEW)) {
570
		    Query query = getSession().createQuery("select term from DefinedTermBase term where term.uri = :uri");
571
		    query.setParameter("uri", uri);
572
		    return (DefinedTermBase<?>)query.uniqueResult();
573
		} else {
574
			AuditQuery query = makeAuditQuery(DefinedTermBase.class, auditEvent);
575
			query.add(AuditEntity.property("uri").eq(uri));
576
		    return (DefinedTermBase<?>)query.getSingleResult();
577
		}
578
	}
579

    
580
	@Override
581
	public <T extends DefinedTermBase> List<T> listByTermType(TermType termType, Integer limit, Integer start,
582
	        List<OrderHint> orderHints, List<String> propertyPaths) {
583
	    Query query = getSession().createQuery("SELECT term FROM DefinedTermBase term WHERE term.termType = :termType");
584
	    query.setParameter("termType", termType);
585

    
586
	    @SuppressWarnings("unchecked")
587
        List<T> result = deduplicateResult(query.list());
588

    
589
	    defaultBeanInitializer.initializeAll(result, propertyPaths);
590
        return result;
591
	}
592

    
593
	@Override
594
    public <TERM extends DefinedTermBase> List<TERM> listByTermClass(Class<TERM> clazz, Integer limit, Integer start, List<OrderHint> orderHints, List<String> propertyPaths) {
595
//		checkNotInPriorView("DefinedTermDaoImpl.listByTermClass(Class<TERM> clazz, Integer limit, Integer start, List<OrderHint> orderHints, List<String> propertyPaths)");
596

    
597
		Query query = getSession().createQuery("FROM " + clazz.getSimpleName());
598

    
599
	    @SuppressWarnings("unchecked")
600
        List<TERM> result = deduplicateResult(query.list());
601

    
602
	    defaultBeanInitializer.initializeAll(result, propertyPaths);
603

    
604
	    return result;
605
	}
606

    
607
    @Override
608
    public <S extends DefinedTermBase> List<S> list(Class<S> type, Integer limit, Integer start,
609
            List<OrderHint> orderHints, List<String> propertyPath) {
610

    
611
        return deduplicateResult(super.list(type, limit, start, orderHints, propertyPath));
612
    }
613

    
614
    /**
615
     * Workaround for https://dev.e-taxonomy.eu/redmine/issues/5871 and #5945
616
     * Terms with multiple representations return identical duplicates
617
     * due to eager representation loading. We expect these duplicates to appear
618
     * in line wo we only compare one term with its predecessor. If it already
619
     * exists we remove it from the result.
620
     * @param orginals
621
     * @return
622
     */
623
    protected static <S extends CdmBase> List<S> deduplicateResult(List<S> orginals) {
624
        List<S> result = new ArrayList<>();
625
        Iterator<S> it = orginals.iterator();
626
        S last = null;
627
        while (it.hasNext()){
628
            S a = it.next();
629
            if (a != last){
630
                if (!result.contains(a)){
631
                    result.add(a);
632
                }
633
            }
634
            last = a;
635
        }
636
        return result;
637
    }
638

    
639
    @Override
640
    public <S extends DefinedTermBase> List<S> list(Class<S> clazz, List<TermVocabulary> vocs, Integer limit, String pattern) {
641
        return list(clazz, vocs, 0, limit, pattern, MatchMode.BEGINNING);
642
    }
643

    
644
    @Override
645
    public <S extends DefinedTermBase> List<S> list(Class<S> clazz, List<TermVocabulary> vocs, Integer pageNumber, Integer limit, String pattern, MatchMode matchmode){
646
        Session session = getSession();
647
        if (clazz == null){
648
            clazz = (Class)type;
649
        }
650
        Criteria crit = getSession().createCriteria(clazz, "term");
651
        if (!StringUtils.isBlank(pattern)){
652
            crit.createAlias("term.representations", "reps");
653
            Disjunction or = Restrictions.disjunction();
654
            if (matchmode == MatchMode.EXACT) {
655
                or.add(Restrictions.eq("titleCache", matchmode.queryStringFrom(pattern)));
656
                or.add(Restrictions.eq("reps.label", matchmode.queryStringFrom(pattern)));
657
            } else {
658
                or.add(Restrictions.like("titleCache", matchmode.queryStringFrom(pattern)));
659
                or.add(Restrictions.like("reps.label", matchmode.queryStringFrom(pattern)));
660
            }
661
            crit.add(or);
662
        }
663

    
664
        if (limit != null && limit >= 0) {
665
            crit.setMaxResults(limit);
666
        }
667

    
668
        if (vocs != null &&!vocs.isEmpty()){
669
            crit.createAlias("term.vocabulary", "voc");
670
            Disjunction or = Restrictions.disjunction();
671
            for (TermVocabulary<?> voc: vocs){
672
                Criterion criterion = Restrictions.eq("voc.id", voc.getId());
673
                or.add(criterion);
674
            }
675
            crit.add(or);
676
        }
677

    
678
        crit.addOrder(Order.asc("titleCache"));
679
        if (limit == null){
680
            limit = 1;
681
        }
682
        crit.setFirstResult(0);
683
        @SuppressWarnings("unchecked")
684
        List<S> results = deduplicateResult(crit.list());
685
        return results;
686
    }
687

    
688
    @Override
689
    public <S extends DefinedTermBase> List<S> listByAbbrev(Class<S> clazz, List<TermVocabulary> vocs, Integer limit, String pattern, TermSearchField type) {
690
        return listByAbbrev(clazz, vocs, 0, limit, pattern, MatchMode.BEGINNING, type);
691
    }
692

    
693
    @Override
694
    public <S extends DefinedTermBase> List<S> listByAbbrev(Class<S> clazz, List<TermVocabulary> vocs, Integer pageNumber, Integer limit, String pattern, MatchMode matchmode, TermSearchField abbrevType){
695

    
696
        if (clazz == null){
697
            clazz = (Class)type;
698
        }
699
        Criteria crit = getSession().createCriteria(clazz, "type");
700
        if (!StringUtils.isBlank(pattern)){
701
            if (matchmode == MatchMode.EXACT) {
702
                crit.add(Restrictions.eq(abbrevType.getKey(), matchmode.queryStringFrom(pattern)));
703
            } else {
704
                crit.add(Restrictions.like(abbrevType.getKey(), matchmode.queryStringFrom(pattern)));
705
            }
706
        }
707
        if (limit != null && limit >= 0) {
708
            crit.setMaxResults(limit);
709
        }
710

    
711
        if (vocs != null &&!vocs.isEmpty()){
712
            crit.createAlias("type.vocabulary", "voc");
713
            Disjunction or = Restrictions.disjunction();
714
            for (TermVocabulary<?> voc: vocs){
715
                Criterion criterion = Restrictions.eq("voc.id", voc.getId());
716
                or.add(criterion);
717
            }
718
            crit.add(or);
719
        }
720

    
721
        crit.addOrder(Order.asc(abbrevType.getKey()));
722
        if (limit == null){
723
            limit = 1;
724
        }
725
//        int firstItem = (pageNumber - 1) * limit;
726

    
727
        crit.setFirstResult(0);
728
        @SuppressWarnings("unchecked")
729
        List<S> results = deduplicateResult(crit.list());
730
        return results;
731
    }
732

    
733

    
734
    @Override
735
    public Collection<TermDto> getIncludesAsDto(
736
            TermDto parentTerm) {
737
        String queryString;
738
        if (parentTerm.getTermType().equals(TermType.NamedArea)){
739
            queryString = TermDto.getTermDtoSelectNamedArea();
740
        }else{
741
            queryString = TermDto.getTermDtoSelect();
742
        }
743
        queryString = queryString
744
                + "where a.partOf.uuid = :parentUuid";
745
        Query query =  getSession().createQuery(queryString);
746
        query.setParameter("parentUuid", parentTerm.getUuid());
747

    
748
        @SuppressWarnings("unchecked")
749
        List<Object[]> result = query.list();
750

    
751
        List<TermDto> list = TermDto.termDtoListFrom(result);
752
        return list;
753
    }
754

    
755
    @Override
756
    public Collection<TermDto> getKindOfsAsDto(TermDto parentTerm) {
757

    
758
        String queryString;
759
        if (parentTerm.getTermType().equals(TermType.NamedArea)){
760
            queryString = TermDto.getTermDtoSelectNamedArea();
761
        }else{
762
            queryString = TermDto.getTermDtoSelect();
763
        }
764
        queryString = queryString + "where a.kindOf.uuid = :parentUuid";
765
        Query query =  getSession().createQuery(queryString);
766
        query.setParameter("parentUuid", parentTerm.getUuid());
767

    
768
        @SuppressWarnings("unchecked")
769
        List<Object[]> result = query.list();
770

    
771
        List<TermDto> list = TermDto.termDtoListFrom(result);
772
        return list;
773
    }
774

    
775
    @Override
776
    public Collection<TermDto> findByTitleAsDto(String title, TermType termType) {
777
        String queryString = TermDto.getTermDtoSelect()
778
                + " where a.titleCache like :title "
779
                + (termType!=null?" and a.termType = :termType ":"");
780

    
781
        title = title.replace("*", "%");
782
        Query query =  getSession().createQuery(queryString);
783
        query.setParameter("title", "%"+title+"%");
784
        if(termType!=null){
785
            query.setParameter("termType", termType);
786
        }
787

    
788
        @SuppressWarnings("unchecked")
789
        List<Object[]> result = query.list();
790

    
791
        List<TermDto> list = TermDto.termDtoListFrom(result);
792
        return list;
793
    }
794

    
795
    @Override
796
    public Collection<TermDto> findByTypeAsDto(TermType termType) {
797
        if (termType == null){
798
            return null;
799
        }
800
        String queryString = TermDto.getTermDtoSelect()
801
                + " where a.termType = :termType ";
802
        Query query =  getSession().createQuery(queryString);
803

    
804
        query.setParameter("termType", termType);
805

    
806
        @SuppressWarnings("unchecked")
807
        List<Object[]> result = query.list();
808

    
809
        List<TermDto> list = TermDto.termDtoListFrom(result);
810
        return list;
811
    }
812

    
813
    @Override
814
    public Collection<TermDto> findByUriAsDto(URI uri, String termLabel, TermType termType) {
815
        String queryString = TermDto.getTermDtoSelect()
816
                + " where a.uri like :uri "
817
                + (termType!=null?" and a.termType = :termType ":"")
818
                + (termLabel!=null?" and a.titleCache = :termLabel ":"")
819
                ;
820
        Query query =  getSession().createQuery(queryString);
821
        query.setParameter("uri", uri.toString());
822
        if(termLabel!=null){
823
            query.setParameter("termLabel", "%"+termLabel+"%");
824
        }
825
        if(termType!=null){
826
            query.setParameter("termType", termType);
827
        }
828

    
829
        @SuppressWarnings("unchecked")
830
        List<Object[]> result = query.list();
831

    
832
        List<TermDto> list = TermDto.termDtoListFrom(result);
833
        return list;
834
    }
835

    
836
    @Override
837
    public List<TermDto> getSupportedStatesForFeature(UUID featureUuid){
838
        List<TermDto> list = new ArrayList<>();
839
        String supportedCategoriesQueryString = "SELECT cat.uuid "
840
                + "from DefinedTermBase t "
841
                + "join t.supportedCategoricalEnumerations as cat "
842
                + "where t.uuid = :featureUuid";
843
        Query supportedCategoriesQuery =  getSession().createQuery(supportedCategoriesQueryString);
844
        supportedCategoriesQuery.setParameter("featureUuid", featureUuid);
845
        @SuppressWarnings("unchecked")
846
		List<UUID> supportedCategories = supportedCategoriesQuery.list();
847
        if(supportedCategories.isEmpty()){
848
            return list;
849
        }
850

    
851
        String queryString = TermDto.getTermDtoSelect()
852
                + "where v.uuid in (:supportedCategories) "
853
                + "order by a.titleCache";
854
        Query query =  getSession().createQuery(queryString);
855
        query.setParameterList("supportedCategories", supportedCategories);
856

    
857
        @SuppressWarnings("unchecked")
858
        List<Object[]> result = query.list();
859

    
860
        list = TermDto.termDtoListFrom(result);
861
        return list;
862
    }
863

    
864
    @Override
865
    public Collection<TermDto> findByUUIDsAsDto(List<UUID> uuidList) {
866
        List<TermDto> list = new ArrayList<>();
867
        if (uuidList == null || uuidList.isEmpty()){
868
            return null;
869
        }
870

    
871
        String queryString = TermDto.getTermDtoSelect()
872
                + "where a.uuid in :uuidList "
873
                + "order by a.titleCache";
874
        Query query =  getSession().createQuery(queryString);
875
        query.setParameterList("uuidList", uuidList);
876

    
877
        @SuppressWarnings("unchecked")
878
        List<Object[]> result = query.list();
879

    
880
        list = TermDto.termDtoListFrom(result);
881
        return list;
882
    }
883

    
884
    @Override
885
    public Collection<TermDto> findFeatureByUUIDsAsDto(List<UUID> uuidList) {
886
        List<TermDto> list = new ArrayList<>();
887
        if (uuidList == null || uuidList.isEmpty()){
888
            return null;
889
        }
890

    
891
        String queryString = FeatureDto.getTermDtoSelect()
892
                + "where a.uuid in :uuidList "
893
                + "order by a.titleCache";
894
        Query query =  getSession().createQuery(queryString);
895
        query.setParameterList("uuidList", uuidList);
896

    
897
        @SuppressWarnings("unchecked")
898
        List<Object[]> result = query.list();
899

    
900
        list = FeatureDto.termDtoListFrom(result);
901
        return list;
902
    }
903

    
904
    @Override
905
    public Collection<TermDto> findFeatureByTitleAsDto(String pattern) {
906
        String queryString = FeatureDto.getTermDtoSelect()
907
                + " where a.titleCache like :title "
908
                +  " and a.termType = :termType ";
909

    
910
        pattern = pattern.replace("*", "%");
911
        Query query =  getSession().createQuery(queryString);
912
        query.setParameter("title", "%"+pattern+"%");
913
        query.setParameter("termType", TermType.Feature);
914

    
915

    
916
        @SuppressWarnings("unchecked")
917
        List<Object[]> result = query.list();
918

    
919
        List<TermDto> list = FeatureDto.termDtoListFrom(result);
920
        return list;
921
    }
922
}
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