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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.hibernate;
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import org.apache.log4j.Logger;
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import org.hibernate.HibernateException;
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import org.hibernate.event.SaveOrUpdateEvent;
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import org.hibernate.event.SaveOrUpdateEventListener;
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import org.joda.time.DateTime;
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import org.springframework.security.core.Authentication;
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import org.springframework.security.core.context.SecurityContextHolder;
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import eu.etaxonomy.cdm.model.common.ICdmBase;
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import eu.etaxonomy.cdm.model.common.User;
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public class SaveEntityListener implements SaveOrUpdateEventListener {
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private static final long serialVersionUID = -4295612947856041686L;
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@SuppressWarnings("unused")
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private static final Logger logger = Logger.getLogger(SaveEntityListener.class);
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public void onSaveOrUpdate(SaveOrUpdateEvent event) throws HibernateException {
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Object entity = event.getObject();
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if (entity != null){
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Class<?> entityClazz = entity.getClass();
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if(ICdmBase.class.isAssignableFrom(entityClazz)) {
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ICdmBase cdmBase = (ICdmBase)entity;
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cdmBase.setCreated(new DateTime());
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Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
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if(authentication != null && authentication.getPrincipal() != null && authentication.getPrincipal() instanceof User) {
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User user = (User)authentication.getPrincipal();
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cdmBase.setCreatedBy(user);
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}
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}
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}
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}
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}
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