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// $Id$
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/**
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* Copyright (C) 2009 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.taxon;
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import java.util.Comparator;
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import java.util.StringTokenizer;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.common.AbstractStringComparator;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.name.NonViralName;
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import eu.etaxonomy.cdm.model.name.TaxonNameBase;
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/**
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* Comparator that compares two TaxonNode instances by the titleCache of their referenced names.
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* @author a.kohlbecker
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* @date 24.06.2009
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*
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*/
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//@Component
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public class TaxonNodeByNameComparator extends AbstractStringComparator<TaxonNode> implements Comparator<TaxonNode>, ITaxonNodeComparator<TaxonNode> {
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private static final String HYBRID_SIGN = "\u00D7";
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private static final Logger logger = Logger.getLogger(TaxonNodeByNameComparator.class);
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private boolean ignoreHybridSign = true;
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private boolean sortInfraGenericFirst = true;
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/* (non-Javadoc)
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* @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
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*/
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@Override
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public int compare(TaxonNode o1, TaxonNode o2) {
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if (o1 == null && o2 == null) {
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return 0;
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}
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else if (o1 == null) {
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return 1;
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}
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else if (o2 == null) {
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return -1;
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}
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if (o1.equals(o2)){
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return 0;
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}
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String titleCache1 = createSortableTitleCache(o1);
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String titleCache2 = createSortableTitleCache(o2);
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if(isIgnoreHybridSign()) {
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if (logger.isTraceEnabled()){logger.trace("ignoring Hybrid Signs: " + HYBRID_SIGN);}
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titleCache1 = titleCache1.replace(HYBRID_SIGN, "");
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titleCache2 = titleCache2.replace(HYBRID_SIGN, "");
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}
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titleCache1 = applySubstitutionRules(titleCache1);
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titleCache2 = applySubstitutionRules(titleCache2);
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// 1
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StringTokenizer s2 = new StringTokenizer(titleCache1, "\"");
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if (s2.countTokens()>0){
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titleCache1 = "";
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}
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while(s2.hasMoreTokens()){
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titleCache1 += s2.nextToken();
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}
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// 2
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s2 = new StringTokenizer(titleCache2, "\"");
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if (s2.countTokens()>0){
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titleCache2 = "";
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}
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while(s2.hasMoreTokens()){
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titleCache2 += s2.nextToken();
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}
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int result = titleCache1.compareTo(titleCache2);
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if (result != 0){
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return result;
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}else{
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return o1.getUuid().compareTo(o2.getUuid());
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}
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}
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private String createSortableTitleCache(TaxonNode taxonNode) {
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String titleCache = null;
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if(taxonNode.getTaxon() != null && taxonNode.getTaxon().getName() != null ){
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TaxonNameBase<?,?> name = HibernateProxyHelper.deproxy(taxonNode.getTaxon().getName(), TaxonNameBase.class);
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if (name instanceof NonViralName){
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if (logger.isTraceEnabled()){logger.trace(name + " isNonViralName");}
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NonViralName<?> nonViralName = (NonViralName<?>)name;
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if (nonViralName.getGenusOrUninomial() != null){
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titleCache = nonViralName.getGenusOrUninomial();
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if (name.isSpecies() && nonViralName.getSpecificEpithet() != null){
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titleCache = titleCache + " " + nonViralName.getSpecificEpithet();
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}
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if (name.isInfraSpecific() && nonViralName.getSpecificEpithet() != null
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&& nonViralName.getInfraSpecificEpithet() != null){
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if (logger.isTraceEnabled()){logger.trace(name + " isInfraSpecific");}
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titleCache = titleCache + " " + nonViralName.getInfraSpecificEpithet();
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if (nonViralName.getSpecificEpithet().equals(nonViralName.getInfraSpecificEpithet())){
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titleCache = nonViralName.getNameCache() + " "+nonViralName.getAuthorshipCache();
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}
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}
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if (name.isInfraGeneric() && nonViralName.getInfraGenericEpithet() != null){
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if (logger.isTraceEnabled()){logger.trace(name + " isInfraGeneric");}
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titleCache = titleCache + " " + nonViralName.getInfraGenericEpithet();
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}
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if (nonViralName.isSpeciesAggregate() && nonViralName.getSpecificEpithet() != null){
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if (logger.isTraceEnabled()){logger.trace(name + " isSpeciesAggregate");}
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titleCache = nonViralName.getGenusOrUninomial() + " " + nonViralName.getSpecificEpithet();
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}
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}
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}
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if (titleCache == null){
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if (logger.isTraceEnabled()){logger.trace("titleCache still null, using name.getTitleCache()");}
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titleCache = name.getTitleCache();
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}
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}
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if (titleCache == null){
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if (logger.isTraceEnabled()){logger.trace("titleCache still null, using taxonNode id");}
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titleCache = String.valueOf(taxonNode.getId());
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}
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if (logger.isTraceEnabled()){logger.trace("SortableTitleCache: " + titleCache);}
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// System.out.println(titleCache);
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return titleCache;
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}
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@Override
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public boolean isIgnoreHybridSign() {
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return ignoreHybridSign;
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}
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@Override
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public void setIgnoreHybridSign(boolean ignore) {
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this.ignoreHybridSign = ignore;
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}
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public boolean isSortInfraGenericFirst() {
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return sortInfraGenericFirst;
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}
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public void setSortInfraGenericFirst(boolean infraGenericFirst) {
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this.sortInfraGenericFirst = infraGenericFirst;
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}
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}
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