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/**
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* Copyright (C) 2017 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.ref;
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import java.io.Serializable;
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import java.util.UUID;
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import org.apache.commons.lang3.builder.HashCodeBuilder;
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/**
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* @author a.kohlbecker
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*/
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public class EntityReference implements Serializable, Comparable<EntityReference> {
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private static final long serialVersionUID = -8173845668898512626L;
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protected UUID uuid;
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protected String label;
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public EntityReference() {
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}
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public EntityReference(UUID uuid, String label) {
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this.uuid = uuid;
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this.label = label;
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}
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public UUID getUuid() {
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return uuid;
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}
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public String getLabel() {
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return label;
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}
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@Override
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public int hashCode() {
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return new HashCodeBuilder(17, 31)
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.append(label)
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.append(uuid)
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.toHashCode();
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}
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@Override
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public boolean equals(Object obj) {
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try {
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EntityReference other = (EntityReference) obj;
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return uuid.equals(other.uuid) && label.equals(other.label);
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} catch (Exception e) {
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return false;
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}
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}
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@Override
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public int compareTo(EntityReference o2) {
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if(o2 == null){
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return -1;
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}
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if (this.label == null && o2.label != null){
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return -1;
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}else if (this.label != null && o2.label == null){
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return 1;
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}else if (this.label == null && o2.label == null){
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return this.uuid.compareTo(o2.uuid); //TODO also test null?
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}else{
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return this.label.compareTo(o2.label);
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}
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}
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}
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