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/**
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* Copyright (C) 2017 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.debug;
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import java.io.PrintStream;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import org.hibernate.Session;
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import eu.etaxonomy.cdm.cache.CdmEntityCache;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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/**
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* @author a.kohlbecker
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* @since 08.11.2017
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*/
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public class PersistentContextAnalyzer extends CdmEntityCache {
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@SuppressWarnings("unused")
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private final static Logger logger = LogManager.getLogger();
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private static final char HASH_SEPARATOR = '.';
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private static final String IN_PERSITENT_CONTEXT = "*";
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private Session session;
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private boolean showHashCodes = false;
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public PersistentContextAnalyzer(CdmBase entity, Session session){
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this.session = session;
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this.entities.add(entity);
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update();
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}
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public PersistentContextAnalyzer(CdmBase entity){
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this(entity, null);
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}
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public PersistentContextAnalyzer(CdmEntityCache entityCache, Session session){
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this.session = session;
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this.entities.addAll(entityCache.getEntities());
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}
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/**
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* @param printStream
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*/
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@Override
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protected void printLegend(PrintStream printStream) {
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printStream.println("PersistentContextAnalyzer legend: ");
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printStream.println(" - '.{objectHash}': unique copy entity, followed by object hash (only shown when showHashCodes is enabled)");
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printStream.println(" - '!{objectHash}': detected copy entity, followed by object hash");
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printStream.println(" - '*': entity mapped in persistent context");
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}
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@Override
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protected String analyzeMore(CdmBase bean, EntityKey entityKey, String flags, CdmBase mappedEntity) {
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boolean hashAdded = false;
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if(mappedEntity != null && mappedEntity != bean) {
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flags += bean.hashCode();
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hashAdded = true;
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}
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if(session != null && session.contains(bean)){
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flags += IN_PERSITENT_CONTEXT;
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}
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if(showHashCodes && ! hashAdded){
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flags += HASH_SEPARATOR + bean.hashCode();
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}
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return flags;
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}
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/**
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* @return the showHashCodes
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*/
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public boolean isShowHashCodes() {
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return showHashCodes;
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}
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/**
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* @param showHashCodes the showHashCodes to set
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*/
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public void setShowHashCodes(boolean showHashCodes) {
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boolean runUpdate = this.showHashCodes != showHashCodes;
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this.showHashCodes = showHashCodes;
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if(runUpdate){
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update();
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}
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}
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}
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