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package eu.etaxonomy.taxeditor.navigation.navigator;
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import java.util.Comparator;
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import org.eclipse.jface.viewers.Viewer;
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import org.eclipse.jface.viewers.ViewerComparator;
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import eu.etaxonomy.cdm.model.taxon.Classification;
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import eu.etaxonomy.cdm.persistence.dto.TaxonNodeDto;
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public class TaxonNodeNavigatorComparator extends ViewerComparator{
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Comparator<TaxonNodeDto> comparator;
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public TaxonNodeNavigatorComparator(Comparator<TaxonNodeDto> comparator){
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super();
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this.comparator = comparator;
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}
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@Override
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public int compare(Viewer viewer, Object e1, Object e2){
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if ((e1 instanceof Classification && e2 instanceof Classification) ){
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return ((Classification)e1).getTitleCache().compareTo(((Classification)e2).getTitleCache());
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} else{
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if (((TaxonNodeDto)e1).getTaxonUuid() == null && ((TaxonNodeDto)e2).getTaxonUuid() == null){
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String title1 = ((TaxonNodeDto)e1).getTitleCache();
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title1 = title1 == null ? "" : title1;
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return title1.compareTo(((TaxonNodeDto)e2).getTitleCache());
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}else{
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return comparator.compare((TaxonNodeDto)e1, (TaxonNodeDto)e2);
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}
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}
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}
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}
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