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/**
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* Copyright (C) 2019 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.model.reference;
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import javax.persistence.Entity;
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import javax.persistence.FetchType;
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import javax.persistence.ManyToOne;
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import javax.xml.bind.annotation.XmlAccessType;
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import javax.xml.bind.annotation.XmlAccessorType;
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import javax.xml.bind.annotation.XmlElement;
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import javax.xml.bind.annotation.XmlIDREF;
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import javax.xml.bind.annotation.XmlRootElement;
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import javax.xml.bind.annotation.XmlSchemaType;
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import javax.xml.bind.annotation.XmlType;
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import org.hibernate.envers.Audited;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.CdmLinkBase;
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import eu.etaxonomy.cdm.model.common.IntextReference;
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import eu.etaxonomy.cdm.model.description.DescriptionBase;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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/**
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* Class to link to other CdmBase objects within the context of
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* {@link OriginalSourceBase information sources}.
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*
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* @author a.mueller
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* @since 09.11.2019
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*/
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@XmlAccessorType(XmlAccessType.FIELD)
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@XmlType(name = "CdmLinkSource", propOrder = {
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"description"
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})
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@XmlRootElement(name = "CdmLinkSource")
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@Entity
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@Audited
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public class CdmLinkSource extends CdmLinkBase {
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private static final long serialVersionUID = 6600576878001716986L;
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// // ************* Source ***********************/
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//
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// @XmlElement(name = "Source")
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// @XmlIDREF
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// @XmlSchemaType(name = "IDREF")
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// @OneToOne(fetch = FetchType.LAZY, mappedBy="cdmSource")
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// private OriginalSourceBase source;
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// **************** Targets ************************/
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@XmlElement(name = "Description")
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@XmlIDREF
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@XmlSchemaType(name = "IDREF")
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@ManyToOne(fetch = FetchType.LAZY)
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private DescriptionBase<?> description;
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// ************************ FACTORY *********************/
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public static CdmLinkSource NewInstance(ICdmTarget target) {
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return new CdmLinkSource(target);
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}
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//******************* CONSTRUCTOR *********************/
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public CdmLinkSource(){} //maybe protected is enough, needs to be tested for loading
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public CdmLinkSource(ICdmTarget target) {
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// this.source = source;
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setTarget(target);
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}
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//***************** GETTER / SETTER *****************/
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/**
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* Returns the target object. Throws an {@link IllegalStateException} if no target
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* is defined.
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*
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* @see IntextReference#getTarget()
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*/
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public ICdmTarget getTarget() {
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if (taxon != null){
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return CdmBase.deproxy(taxon, Taxon.class);
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}else if (description != null){
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return description;
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}else{
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throw new IllegalStateException("CdmSource has no target object defined");
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}
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}
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//maybe only workaround #9801
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public boolean hasNoTarget(){
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return taxon == null && description == null;
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}
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public void setTarget(ICdmTarget target) {
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target = CdmBase.deproxy(target);
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if (target == null){
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setToNull(); //workaround? #9801
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}else if (target instanceof DescriptionBase<?>){
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this.description = (DescriptionBase<?>)target;
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}else if (target instanceof Taxon){
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this.taxon = (Taxon)target;
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}else{
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throw new IllegalArgumentException("Target class not supported by CdmSource");
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}
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}
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//workaround? #9801
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private void setToNull() {
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this.description = null;
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this.taxon = null;
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}
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// ********************************* CLONE **********************************/
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@Override
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public CdmLinkSource clone() throws CloneNotSupportedException {
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CdmLinkSource result = (CdmLinkSource)super.clone();
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return result;
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}
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// public CdmLinkSource clone(OriginalSourceBase source) {
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// CdmLinkSource result;
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// try {
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// result = (CdmLinkSource)super.clone();
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//// result.source = source;
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// return result;
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// } catch (CloneNotSupportedException e) {
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// throw new RuntimeException(e); //does not happen
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// }
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// }
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}
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