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// $Id$
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/**
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* Copyright (C) 2014 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.service;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.TreeMap;
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import java.util.TreeSet;
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import org.hibernate.collection.internal.PersistentList;
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import org.hibernate.collection.internal.PersistentMap;
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import org.hibernate.collection.internal.PersistentSet;
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import org.hibernate.collection.internal.PersistentSortedMap;
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import org.hibernate.collection.internal.PersistentSortedSet;
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import org.hibernate.collection.spi.PersistentCollection;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import eu.etaxonomy.cdm.api.service.ICommonService;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.PersistentMultiLanguageText;
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import eu.etaxonomy.taxeditor.remoting.CdmRemotingException;
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import eu.etaxonomy.taxeditor.remoting.cache.CdmTransientEntityCacher.CollectionType;
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import eu.etaxonomy.taxeditor.session.ICdmEntitySessionManager;
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/**
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* @author cmathew
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* @date 14 Oct 2014
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*
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*/
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@Component
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public class CachedCommonServiceImpl implements ICachedCommonService {
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@Autowired
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private ICommonService commonService;
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private static boolean cacheEnabled = true;
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@Autowired
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private ICdmEntitySessionManager cdmEntitySessionManager;
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public static boolean isCacheEnabled() {
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return cacheEnabled;
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}
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public static void setCacheEnabled(boolean cacheEnabled) {
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CachedCommonServiceImpl.cacheEnabled = cacheEnabled;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#find(java.lang.Class, int)
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*/
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@Override
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public CdmBase find(Class<? extends CdmBase> clazz, int id) {
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if(cacheEnabled) {
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CdmBase cdmEntity = CdmBase.deproxy(commonService.find(clazz, id),clazz);
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if(cdmEntity == null) {
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throw new NullPointerException("CDM Entity of type " + clazz.getName() + " with id " + id + " is null.");
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}
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return cdmEntitySessionManager.load(cdmEntity);
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} else {
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return CdmBase.deproxy(commonService.find(clazz, id),clazz);
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}
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#initializeCollection(org.hibernate.collection.spi.PersistentCollection)
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*/
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@Override
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public PersistentCollection initializeCollection(PersistentCollection col) {
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PersistentCollection pc = commonService.initializeCollection(col);
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return pc;
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}
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@Override
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public void updatePersistentCollection(CollectionField colf) {
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if(cacheEnabled) {
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cdmEntitySessionManager.load(colf.getCollection());
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}
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#isEmpty(org.hibernate.collection.spi.PersistentCollection)
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*/
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@Override
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public boolean isEmpty(PersistentCollection col) {
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return commonService.isEmpty(col);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#size(org.hibernate.collection.spi.PersistentCollection)
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*/
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@Override
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public int size(PersistentCollection col) {
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return commonService.size(col);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#get(org.hibernate.collection.spi.PersistentCollection, int)
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*/
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@Override
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public Object get(PersistentCollection col, int index) {
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return commonService.get(col, index);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#contains(org.hibernate.collection.spi.PersistentCollection, java.lang.Object)
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*/
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@Override
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public boolean contains(PersistentCollection col, Object element) {
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return commonService.contains(col, element);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#containsKey(org.hibernate.collection.spi.PersistentCollection, java.lang.Object)
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*/
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@Override
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public boolean containsKey(PersistentCollection col, Object key) {
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return commonService.containsKey(col, key);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#containsValue(org.hibernate.collection.spi.PersistentCollection, java.lang.Object)
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*/
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@Override
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public boolean containsValue(PersistentCollection col, Object element) {
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return commonService.containsValue(col, element);
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}
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@SuppressWarnings("rawtypes")
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@Override
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public CollectionField getCollectionField(PersistentCollection pc) {
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if(pc != null) {
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if(pc instanceof PersistentSet) {
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return new CollectionField(new HashSet((Set)pc), CollectionType.SET);
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}
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if(pc instanceof PersistentSortedSet) {
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return new CollectionField(new TreeSet((Set)pc), CollectionType.SET);
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}
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if(pc instanceof PersistentList) {
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return new CollectionField(new ArrayList((List)pc), CollectionType.LIST);
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}
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if(pc instanceof PersistentMap || pc instanceof PersistentMultiLanguageText) {
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return new CollectionField(new HashMap((Map)pc), CollectionType.MAP);
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}
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if(pc instanceof PersistentSortedMap) {
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return new CollectionField(new TreeMap((Map)pc), CollectionType.MAP);
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}
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throw new CdmRemotingException("Cannot get Collection field for type " + pc.getClass().getName());
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}
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return null;
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}
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public class CollectionField {
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private final Object col;
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private final CollectionType type;
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public CollectionField(Object col, CollectionType type) {
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this.col = col;
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this.type = type;
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}
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public Object getCollection() {
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return this.col;
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}
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public CollectionType getType() {
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return this.type;
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}
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}
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}
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