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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.api.service;
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import java.util.Comparator;
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import java.util.Set;
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import org.apache.commons.lang.StringUtils;
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import eu.etaxonomy.cdm.common.TreeNode;
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import eu.etaxonomy.cdm.model.description.Distribution;
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import eu.etaxonomy.cdm.model.location.NamedArea;
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public class DistributionNodeByAreaLabelComparator implements Comparator<TreeNode<Set<Distribution>, NamedArea>>{
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@Override
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public int compare(TreeNode<Set<Distribution>, NamedArea> node1, TreeNode<Set<Distribution>, NamedArea> node2) {
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String label1 = node1.getNodeId().getLabel();
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String label2 = node2.getNodeId().getLabel();
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if (StringUtils.isBlank(label1)){
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label1 = node1.getNodeId().getUuid().toString();
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}
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if (StringUtils.isBlank(label2)){
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label2 = node2.getNodeId().getUuid().toString();
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}
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int result = label1.compareTo(label2);
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if (result == 0){
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result = node1.getNodeId().getUuid().compareTo(node2.getNodeId().getUuid());
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}
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return result;
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}
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}
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