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/**
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* Copyright (C) 2018 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.taxeditor.preference;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.UUID;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.api.application.ICdmRepository;
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import eu.etaxonomy.cdm.api.service.ITermService;
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import eu.etaxonomy.cdm.model.metadata.CdmPreference;
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import eu.etaxonomy.cdm.model.metadata.CdmPreference.PrefKey;
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import eu.etaxonomy.cdm.model.metadata.PreferencePredicate;
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import eu.etaxonomy.cdm.model.metadata.PreferenceResolver;
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import eu.etaxonomy.cdm.model.metadata.PreferenceSubject;
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import eu.etaxonomy.cdm.model.term.DefinedTermBase;
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import eu.etaxonomy.cdm.model.term.TermType;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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* @author k.luther
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* @since 27.04.2018
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*
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*/
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public class CdmPreferenceCache {
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Map<String,List<CdmPreference>> preferenceCache = new HashMap();
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private static CdmPreferenceCache instance;
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private final static Logger logger = Logger.getLogger(CdmPreferenceCache.class);
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public static CdmPreferenceCache instance(){
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if(instance == null){
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instance = new CdmPreferenceCache();
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}
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return instance;
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}
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public CdmPreference get(String predicate){
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if (preferenceCache.get(predicate) != null){
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List<CdmPreference> preferences = preferenceCache.get(predicate);
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if (preferenceCache.get(predicate).size() > 1){
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CdmPreference pref = PreferenceResolver.resolve(preferenceCache.get(predicate), CdmPreference.NewKey(PreferenceSubject.NewTaxEditorInstance(), PreferencePredicate.getByKey(predicate)));
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return pref;
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}
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return preferenceCache.get(predicate).get(0);
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}
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return null;
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}
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public List<CdmPreference> getAllForPredicate(String predicate){
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if (preferenceCache.get(predicate) != null){
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return preferenceCache.get(predicate);
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}
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return null;
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}
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//looking for the equal prefkey
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public CdmPreference get(PrefKey key){
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if (preferenceCache.containsKey(key.getPredicate())){
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for (CdmPreference pref: preferenceCache.get(key.getPredicate())){
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if (pref.getSubjectString().equals(key.getSubject())){
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return pref;
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}
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}
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}
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return null;
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}
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public void put(CdmPreference pref){
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if (preferenceCache.containsKey(pref.getPredicate())){
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List<CdmPreference> cachedPreferences = preferenceCache.get(pref.getPredicate());
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CdmPreference prefToRemove = null;
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for (CdmPreference cachedPref:cachedPreferences){
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if (pref.getKey().equals(cachedPref.getKey())){
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prefToRemove = cachedPref;
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}
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}
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cachedPreferences.remove(prefToRemove);
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cachedPreferences.add(pref);
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}else{
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List<CdmPreference> prefs = new ArrayList();
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prefs.add(pref);
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preferenceCache.put(pref.getPredicate(), prefs);
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}
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}
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public boolean remove(CdmPreference pref){
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if (preferenceCache.containsKey(pref.getPredicate())){
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List<CdmPreference> cachedPreferences = preferenceCache.get(pref.getPredicate());
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CdmPreference prefToRemove = null;
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for (CdmPreference cachedPref:cachedPreferences){
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if (pref.getKey().equals(cachedPref.getKey())){
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prefToRemove = cachedPref;
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}
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}
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cachedPreferences.remove(prefToRemove);
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}
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return true;
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}
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public void getAllTaxEditorDBPreferences(){
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ICdmRepository controller;
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controller = CdmStore.getCurrentApplicationConfiguration();
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List<CdmPreference> allPreferences = controller.getPreferenceService().list();
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preferenceCache.clear();
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for (CdmPreference pref: allPreferences){
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put(pref);
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}
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PrefKey key = CdmPreference.NewKey(PreferenceSubject.NewTaxEditorInstance(), PreferencePredicate.AvailableDistributionStatus);
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if (get(key) != null){
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if (!PreferencesUtil.getBooleanValue(PreferencesUtil.prefOverrideKey(PreferencePredicate.AvailableDistributionStatus.getKey())) || !get(key).isAllowOverride()){
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//get terms for the uuids... and add them to the termManager as preferred terms
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ITermService termService = CdmStore.getService(ITermService.class);
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List<UUID> uuidList = new ArrayList();
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if (get(key).getValue() != null){
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String[] uuidArray =findBestMatching(key).getValue().split(";");
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for (String uuidString:uuidArray){
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try {
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uuidList.add(UUID.fromString(uuidString));
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} catch (Exception e) {
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logger.warn("Preference loading failed", e);
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}
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}
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}
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List<DefinedTermBase> definedTermBases = termService.load(uuidList, null);
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CdmStore.getTermManager().setPreferredTermsByType(definedTermBases, TermType.PresenceAbsenceTerm);
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}
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}
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key = CdmPreference.NewKey(PreferenceSubject.NewTaxEditorInstance(), PreferencePredicate.AvailableRanks);
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if (get(key) != null){
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if (!PreferencesUtil.getBooleanValue(PreferencesUtil.prefOverrideKey(PreferencePredicate.AvailableRanks.getKey())) || !get(key).isAllowOverride()){
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//get terms for the uuids... and add them to the termManager as preferred terms
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ITermService termService = CdmStore.getService(ITermService.class);
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List<UUID> uuidList = new ArrayList();
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if (get(key).getValue() != null){
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String[] uuidArray =findBestMatching(key).getValue().split(";");
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for (String uuidString:uuidArray){
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try {
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uuidList.add(UUID.fromString(uuidString));
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} catch (Exception e) {
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logger.warn("Preference loading failed", e);
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}
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}
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}
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List<DefinedTermBase> definedTermBases = termService.load(uuidList, null);
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CdmStore.getTermManager().setPreferredTermsByType(definedTermBases, TermType.Rank);
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}
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}
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key = CdmPreference.NewKey(PreferenceSubject.NewTaxEditorInstance(), PreferencePredicate.AvailableNomenclaturalStatus);
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if (get(key) != null){
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if (!PreferencesUtil.getBooleanValue(PreferencesUtil.prefOverrideKey(PreferencePredicate.AvailableNomenclaturalStatus.getKey())) || !get(key).isAllowOverride()){
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//get terms for the uuids... and add them to the termManager as preferred terms
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ITermService termService = CdmStore.getService(ITermService.class);
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List<UUID> uuidList = new ArrayList();
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if (get(key).getValue() != null){
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String[] uuidArray =findBestMatching(key).getValue().split(";");
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for (String uuidString:uuidArray){
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try {
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uuidList.add(UUID.fromString(uuidString));
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} catch (Exception e) {
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logger.warn("Preference loading failed", e);
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}
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}
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}
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List<DefinedTermBase> definedTermBases = termService.load(uuidList, null);
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CdmStore.getTermManager().setPreferredTermsByType(definedTermBases, TermType.NomenclaturalStatusType);
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}
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}
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}
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public CdmPreference findBestMatching(PrefKey key) {
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List<CdmPreference> allPrefs = new ArrayList();
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for (String predicate: preferenceCache.keySet()){
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allPrefs.addAll(preferenceCache.get(predicate));
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}
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return PreferenceResolver.resolve(allPrefs, key);
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}
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}
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