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/**
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*
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*/
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package eu.etaxonomy.taxeditor.editor.view.concept.graph;
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import java.util.HashMap;
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import java.util.Map;
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import org.eclipse.jface.viewers.Viewer;
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import org.eclipse.zest.core.viewers.IGraphContentProvider;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationshipType;
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import eu.etaxonomy.taxeditor.editor.e4.TaxonEditorInput;
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/**
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* @author andreas
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*
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*/
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public class ConceptGraphContentProvider implements IGraphContentProvider {
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.IContentProvider#dispose()
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*/
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@Override
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public void dispose() {
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// TODO Auto-generated method stub
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
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*/
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@Override
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public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
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// TODO Auto-generated method stub
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}
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/* (non-Javadoc)
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* @see org.eclipse.zest.core.viewers.IGraphContentProvider#getSource(java.lang.Object)
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*/
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@Override
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public Object getSource(Object taxonRelationship) {
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return ((TaxonRelationship)taxonRelationship).getFromTaxon();
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}
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/* (non-Javadoc)
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* @see org.eclipse.zest.core.viewers.IGraphContentProvider#getDestination(java.lang.Object)
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*/
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@Override
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public Object getDestination(Object taxonRelationship) {
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return ((TaxonRelationship)taxonRelationship).getToTaxon();
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}
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/* (non-Javadoc)
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* @see org.eclipse.zest.core.viewers.IGraphContentProvider#getElements(java.lang.Object)
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*/
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@Override
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public Object[] getElements(Object inputElement) {
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if(inputElement instanceof TaxonEditorInput){
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Taxon taxon = ((TaxonEditorInput) inputElement).getTaxon();
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Map<String, TaxonRelationship> filteredTaxonRelations = new HashMap<String, TaxonRelationship>();
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getTaxonRelationshipsRecursive(filteredTaxonRelations, taxon);
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return filteredTaxonRelations.values().toArray();
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}
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return new Object[0];
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}
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private void getTaxonRelationshipsRecursive(Map<String, TaxonRelationship> filteredTaxonRelations, Taxon taxon) {
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// TODO extract method into new class TaxonHelper in
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// eu.etaxonomy.taxeditor.model;
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// see also ConceptContentProvider
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for (TaxonRelationship relationship : taxon.getTaxonRelations()) {
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if (!relationship.getType().equals(TaxonRelationshipType.MISAPPLIED_NAME_FOR())
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&& !relationship.getType().equals(TaxonRelationshipType.TAXONOMICALLY_INCLUDED_IN())) {
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if(!relationship.getToTaxon().equals(taxon)){
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continue;
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}
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String key = relationship.getFromTaxon().getUuid().toString() + relationship.getType().getUuid();
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if(!filteredTaxonRelations.containsKey(key)) {
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filteredTaxonRelations.put(key, relationship);
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Taxon toTaxon = relationship.getToTaxon();
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if(toTaxon != null){
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getTaxonRelationshipsRecursive(filteredTaxonRelations, toTaxon);
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}
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}
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}
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}
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}
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}
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