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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.taxeditor.editor.definedterm;
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import java.util.Collection;
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import java.util.HashSet;
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import org.eclipse.jface.viewers.TreeNodeContentProvider;
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import eu.etaxonomy.cdm.api.service.ITermService;
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import eu.etaxonomy.cdm.api.service.IVocabularyService;
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import eu.etaxonomy.cdm.model.common.DefinedTermBase;
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import eu.etaxonomy.cdm.model.common.TermVocabulary;
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import eu.etaxonomy.cdm.persistence.dto.UuidAndTitleCache;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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*
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* @author pplitzner
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* @since Oct 29, 2018
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*
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*/
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public class TermUuidAndTitleCacheContentProvider extends TreeNodeContentProvider {
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@Override
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public Object[] getElements(Object inputElement) {
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Collection<TermVocabulary> inputElements = (Collection<TermVocabulary>) inputElement;
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return inputElements.toArray();
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}
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@Override
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public Object[] getChildren(Object parentElement) {
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Collection<Object> children = new HashSet<>();
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if(parentElement instanceof TermVocabulary){
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children.addAll(CdmStore.getService(IVocabularyService.class).getTopLevelTerms(((TermVocabulary)parentElement).getId()));
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} else {
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Collection<Object> includes = new HashSet<>();
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Collection<Object> generalizationOfs = new HashSet<>();
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if (parentElement instanceof DefinedTermBase) {
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includes = ((DefinedTermBase) parentElement).getIncludes();
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generalizationOfs = ((DefinedTermBase) parentElement).getGeneralizationOf();
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}
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else if(parentElement instanceof UuidAndTitleCache){
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includes.addAll(CdmStore.getService(ITermService.class).getIncludesAsUuidAndTitleCache((UuidAndTitleCache<DefinedTermBase>) parentElement));
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generalizationOfs.addAll(CdmStore.getService(ITermService.class).getKindOfsAsUuidAndTitleCache((UuidAndTitleCache<DefinedTermBase>) parentElement));
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}
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children.addAll(includes);
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children.addAll(generalizationOfs);
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}
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return children.toArray();
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}
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@Override
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public Object getParent(Object element) {
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if(element instanceof DefinedTermBase){
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DefinedTermBase definedTermBase = (DefinedTermBase)element;
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if (definedTermBase.getPartOf() != null) {
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return definedTermBase.getPartOf();
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}else if (definedTermBase.getKindOf() != null) {
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return definedTermBase.getKindOf();
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} else {
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return definedTermBase.getVocabulary();
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}
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}
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else if(element instanceof UuidAndTitleCache){
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return CdmStore.getService(ITermService.class).getParentUuidAndTitleCache((UuidAndTitleCache)element);
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}
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return null;
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}
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@Override
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public boolean hasChildren(Object element) {
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if (getChildren(element) != null){
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return getChildren(element).length > 0;
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}
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return false;
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}
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}
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