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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.cdm.io.common;
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import java.util.HashMap;
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import java.util.Map;
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import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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/**
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* This class is a helper class for all IOStates implementing IPartionedState to hold and retrieve the
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* related objects for a partition. If once all import states implement IPartitionedState this class
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* can be integrated into ImportStateBase
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* @author a.mueller
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* @since 02.03.2010
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*/
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public class RelatedObjectsHelper {
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@SuppressWarnings("unused")
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private static final Logger logger = LogManager.getLogger(RelatedObjectsHelper.class);
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private Map<Object, Map<String, ? extends CdmBase>> relatedObjects;
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/**
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* @param relatedObjects the relatedObjects to set
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*/
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public void setRelatedObjects(Map<Object, Map<String, ? extends CdmBase>> relatedObjects) {
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this.relatedObjects = relatedObjects;
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}
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/**
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* Returns the cdmbase object for the key pair (namespace, id).
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* @param namespace
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* @param id
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*/
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public CdmBase getRelatedObject(Object namespace, String id) {
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CdmBase cdmBase = null;
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Map<String, ? extends CdmBase> idMap = relatedObjects.get(namespace);
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if (idMap != null){
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cdmBase = idMap.get(id);
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}
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return cdmBase;
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}
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/**
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* Adds a related object to the underlying map.
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* @param namespace
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* @param id
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* @param relatedObject
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*/
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public void addRelatedObjet(Object namespace, String id, CdmBase relatedObject){
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Map idMap = relatedObjects.get(namespace);
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if (idMap == null){
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idMap = new HashMap<String, CdmBase>();
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relatedObjects.put(namespace, idMap);
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}
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idMap.put(id, relatedObject);
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}
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}
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