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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.persistence.dao.hibernate;
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import org.hibernate.proxy.HibernateProxy;
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import org.hibernate.proxy.LazyInitializer;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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/**
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* TODO merge with {@link HibernateProxyHelper}
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*
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* This class extends the {@link org.hibernate.proxy.HibernateProxyHelper}.
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* Since {@link org.hibernate.proxy.HibernateProxyHelper} is final the {@link #getClassWithoutInitializingProxy(Object)}
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* is repeated here for convenience.
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*
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* @author a.kohlbecker
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*/
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public class HibernateProxyHelperExtended {
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/**
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* Get the class of an instance or the underlying class
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* of a proxy (without initializing the proxy!). It is
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* almost always better to use the entity name!
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*
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*/
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public static Class getClassWithoutInitializingProxy(Object object) {
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if (object instanceof HibernateProxy) {
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HibernateProxy proxy = (HibernateProxy) object;
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LazyInitializer li = proxy.getHibernateLazyInitializer();
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return li.getPersistentClass();
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}
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else {
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return object.getClass();
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}
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}
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/**
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* Unwrap the target instance from the proxy.
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*/
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public static Object getProxyTarget(Object object){
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if(object instanceof HibernateProxy) {
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LazyInitializer lazyInitializer = ((HibernateProxy)object).getHibernateLazyInitializer();
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return lazyInitializer.getImplementation();
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} else {
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return object;
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}
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}
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}
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