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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.hibernate;
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import java.io.Serializable;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.sql.Types;
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import java.util.Properties;
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import org.apache.log4j.Logger;
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import org.hibernate.HibernateException;
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import org.hibernate.engine.spi.SessionImplementor;
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import org.hibernate.type.StandardBasicTypes;
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import org.hibernate.usertype.ParameterizedType;
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import org.hibernate.usertype.UserType;
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import org.jadira.usertype.dateandtime.shared.spi.AbstractUserType;
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import eu.etaxonomy.cdm.model.common.AuthorityType;
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import eu.etaxonomy.cdm.model.common.CdmClass;
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import eu.etaxonomy.cdm.model.description.DescriptionType;
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import eu.etaxonomy.cdm.model.media.ExternalLinkType;
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import eu.etaxonomy.cdm.model.metadata.CdmMetaDataPropertyName;
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import eu.etaxonomy.cdm.model.molecular.SequenceDirection;
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import eu.etaxonomy.cdm.model.name.NomenclaturalCode;
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import eu.etaxonomy.cdm.model.name.NomenclaturalCodeEdition;
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import eu.etaxonomy.cdm.model.name.NomenclaturalStanding;
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import eu.etaxonomy.cdm.model.name.RankClass;
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import eu.etaxonomy.cdm.model.name.RegistrationStatus;
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import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationType;
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import eu.etaxonomy.cdm.model.permission.CRUD;
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import eu.etaxonomy.cdm.model.permission.PermissionClass;
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import eu.etaxonomy.cdm.model.reference.OriginalSourceType;
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import eu.etaxonomy.cdm.model.reference.ReferenceType;
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import eu.etaxonomy.cdm.model.taxon.TaxonNodeStatus;
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import eu.etaxonomy.cdm.model.term.IKeyTerm;
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import eu.etaxonomy.cdm.model.term.TermType;
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/**
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* User type for IEnumTerm
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* Partly copied from http://stackoverflow.com/questions/9839553/hibernate-map-enum-to-varchar
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* @author a.mueller
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* @since 15-07-2013
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*/
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public class EnumUserType<E extends Enum<E>>
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extends AbstractUserType
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implements UserType, ParameterizedType {
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private static final long serialVersionUID = 4641078915907621907L;
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@SuppressWarnings("unused")
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private static final Logger logger = Logger.getLogger(EnumUserType.class);
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private static final int[] SQL_TYPES = { Types.VARCHAR };
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private Class<E> clazz = null;
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public EnumUserType(){}
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public EnumUserType(Class<E> c) {
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this.clazz = c;
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}
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@Override
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@SuppressWarnings("unchecked")
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public void setParameterValues(Properties parameters) {
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try {
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this.clazz = (Class<E>) Class.forName(parameters.getProperty("enumClass"));
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} catch (ClassNotFoundException e) {
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throw new RuntimeException(e);
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}
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}
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@Override
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public Object deepCopy(Object o) throws HibernateException {
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return o;
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}
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@Override
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public Serializable disassemble(Object value) throws HibernateException {
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return (Serializable)value;
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}
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@Override
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public IKeyTerm nullSafeGet(ResultSet rs, String[] names, SessionImplementor session, Object owner)
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throws HibernateException, SQLException {
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String val = (String) StandardBasicTypes.STRING.nullSafeGet(rs, names, session, owner);
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if(val == null) {
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return null;
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} else {
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return getTerm(clazz, val);
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}
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}
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public static <E extends Enum<E>> IKeyTerm getTerm(Class<E> clazz, String val) {
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// TermType
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if (clazz.equals(TermType.class)){
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return TermType.getByKey(val);
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//Reference Type
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}else if (clazz.equals(ReferenceType.class)){
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return ReferenceType.getByKey(val);
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//OriginalSourceType
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}else if (clazz.equals(OriginalSourceType.class)){
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return OriginalSourceType.getByKey(val);
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//NomenclaturalCode
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}else if (clazz.equals(NomenclaturalCode.class)){
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return NomenclaturalCode.getByKey(val);
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//NomenclaturalCode
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}else if (clazz.equals(NomenclaturalCodeEdition.class)){
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return NomenclaturalCodeEdition.getByKey(val);
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//RankClass
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}else if (clazz.equals(RankClass.class)){
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return RankClass.getByKey(val);
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//SpecimenOrObservationType
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}else if (clazz.equals(SpecimenOrObservationType.class)){
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return SpecimenOrObservationType.getByKey(val);
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//SequenceDirection
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}else if (clazz.equals(SequenceDirection.class)){
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return SequenceDirection.getByKey(val);
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//RegistrationStatus
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}else if (clazz.equals(RegistrationStatus.class)){
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return RegistrationStatus.getByKey(val);
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//CdmMetaDataPropertyName
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}else if (clazz.equals(CdmMetaDataPropertyName.class)){
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return CdmMetaDataPropertyName.getByKey(val);
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//EntityAuthority
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}else if (clazz.equals(AuthorityType.class)){
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return AuthorityType.getByKey(val);
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//ExternalLinkType
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}else if (clazz.equals(ExternalLinkType.class)){
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return ExternalLinkType.getByKey(val);
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//PermissionClass
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}else if (clazz.equals(PermissionClass.class)){
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return PermissionClass.getByKey(val);
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//CRUD
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}else if (clazz.equals(CRUD.class)){
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return CRUD.getByKey(val);
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//TaxonNodeStatus
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}else if (clazz.equals(TaxonNodeStatus.class)){
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return TaxonNodeStatus.getByKey(val);
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//DescriptionType
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}else if (clazz.equals(DescriptionType.class)){
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return DescriptionType.getByKey(val);
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//NomenclaturalStanding
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}else if (clazz.equals(NomenclaturalStanding.class)){
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return NomenclaturalStanding.getByKey(val);
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//CdmClass
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}else if (clazz.equals(CdmClass.class)){
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return CdmClass.getByKey(val);
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}else{
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throw new IllegalArgumentException(String.format("EnumType %s not supported by %s.", clazz.getSimpleName(), EnumUserType.class.getSimpleName()));
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}
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}
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@Override
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public void nullSafeSet(PreparedStatement statement, Object value, int index, SessionImplementor session)
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throws HibernateException, SQLException {
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if (value == null) {
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StandardBasicTypes.STRING.nullSafeSet(statement, value, index, session);
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} else {
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IKeyTerm term = (IKeyTerm)value;
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StandardBasicTypes.STRING.nullSafeSet(statement, term.getKey(), index, session);
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}
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}
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@Override
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public Class<E> returnedClass() {
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return clazz;
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}
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@Override
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public int[] sqlTypes() {
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return SQL_TYPES;
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}
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}
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