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/**
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* Copyright (C) 2007 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.navigation.taxonomictree;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeEvent.EventType;
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import eu.etaxonomy.taxeditor.store.model.AbstractDataChangeBehaviour;
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import eu.etaxonomy.taxeditor.store.model.IDataChangeBehavior;
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/**
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* @author n.hoffmann
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* @created 01.04.2009
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* @version 1.0
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*/
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public class TaxonomicTreeViewDataChangeBehaviour extends AbstractDataChangeBehaviour implements
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IDataChangeBehavior {
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private static final Logger logger = Logger
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.getLogger(TaxonomicTreeViewDataChangeBehaviour.class);
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private TaxonomicTreeView source;
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public TaxonomicTreeViewDataChangeBehaviour(
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TaxonomicTreeView taxonomicTreeView) {
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source = taxonomicTreeView;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.store.model.IDataChangeBehavior#isRelevant(java.lang.Object, eu.etaxonomy.cdm.persistence.hibernate.CdmCrudEvent)
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*/
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public boolean isRelevant(CdmDataChangeMap events) {
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// react on everything except load
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if(events.sizeByEventType(EventType.INSERT) > 0){
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return true;
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}else if(events.sizeByEventType(EventType.UPDATE) > 0){
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return true;
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}else if(events.sizeByEventType(EventType.DELETE) > 0){
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return true;
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}else{
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return false;
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}
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.store.model.IDataChangeBehavior#reactOnDataChange(java.lang.Object, eu.etaxonomy.cdm.persistence.hibernate.CdmCrudEvent)
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*/
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public void reactOnDataChange(CdmDataChangeMap events) {
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if(isRelevant(events)){
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source.refresh();
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logger.info("DataStore update caused a refresh of the taxonomic tree");
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}
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}
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}
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