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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.operation;
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import java.util.Collection;
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import org.eclipse.core.commands.ExecutionException;
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import org.eclipse.core.commands.operations.IUndoContext;
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import org.eclipse.core.runtime.IAdaptable;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.jface.viewers.ViewerDropAdapter;
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import eu.etaxonomy.cdm.model.common.DefinedTermBase;
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import eu.etaxonomy.cdm.model.common.OrderedTermBase;
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import eu.etaxonomy.cdm.model.common.OrderedTermVocabulary;
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import eu.etaxonomy.cdm.model.common.TermBase;
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import eu.etaxonomy.cdm.model.common.TermVocabulary;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.store.StoreUtil;
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/**
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* @author l.morris
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* @date 10 Jan 2012
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*
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*/
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public class MoveDefinedTermOperation extends AbstractPostTaxonOperation {
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private final Collection<DefinedTermBase> sourceTerms;// the actual DefinedTermBase(s) we are moving
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private final TermBase targetTermOrVocabulary;// the target VOCABULARY or DefinedTerm we are moving these to
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private final int currentLocation;
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/**
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* @param label
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* @param undoContext
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* @param postOperationEnabled
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*/
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public MoveDefinedTermOperation(String label,
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IUndoContext undoContext,
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TermBase target,
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Collection<DefinedTermBase> sourceTerms,
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IPostOperationEnabled postOperationEnabled,
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int currentLocation) {
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super(label, undoContext, postOperationEnabled);
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this.targetTermOrVocabulary = target;
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this.sourceTerms = sourceTerms;
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this.currentLocation = currentLocation;
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}
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/* (non-Javadoc)
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* @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
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*/
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@Override
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public IStatus execute(IProgressMonitor monitor, IAdaptable info)
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throws ExecutionException {
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// need to make the moved DefinedTerm part of another DefinedTerm or Vocabulary (target)
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// and remove it from old associations
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//TODO move to ITermService
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for (DefinedTermBase term : sourceTerms) {
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// do nothing when moving it on itself
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if(targetTermOrVocabulary.equals(term)){
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Status status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Term can not be added to itself");
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MessagingUtils.informationDialog("", status);
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return status;
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}
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if (targetTermOrVocabulary instanceof TermVocabulary) {
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TermVocabulary termVocabulary = (TermVocabulary)targetTermOrVocabulary;
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// do nothing when term is top level and gets added to the same vocabulary
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if(term.getPartOf() == null && termVocabulary.equals(term.getVocabulary())){
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Status status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Term is already in this vocabulary");
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MessagingUtils.informationDialog("", status);
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return status;
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}
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cleanTerm(term);
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termVocabulary.addTerm(term);
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} else if (targetTermOrVocabulary instanceof DefinedTermBase) {
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cleanTerm(term);
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DefinedTermBase targetDefinedTerm = (DefinedTermBase) targetTermOrVocabulary;
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if(targetTermOrVocabulary instanceof OrderedTermBase && term instanceof OrderedTermBase) {
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TermVocabulary tVoc = ((DefinedTermBase) targetTermOrVocabulary).getVocabulary();
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if(tVoc instanceof OrderedTermVocabulary) {
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OrderedTermVocabulary otVoc = (OrderedTermVocabulary)tVoc;
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// the link between the location and the add term (below / above)
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// method is determined by the compare method in the
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// DefinedTermEditor's ViewerSorter (DefinedTermSorter) class
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if(currentLocation == ViewerDropAdapter.LOCATION_BEFORE) {
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otVoc.addTermAbove((OrderedTermBase)term, (OrderedTermBase)targetTermOrVocabulary);
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if (((DefinedTermBase) targetTermOrVocabulary).getPartOf() != null){
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((DefinedTermBase) targetTermOrVocabulary).getPartOf().addIncludes(term);
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}
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}
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if(currentLocation == ViewerDropAdapter.LOCATION_AFTER) {
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otVoc.addTermBelow((OrderedTermBase)term, (OrderedTermBase)targetTermOrVocabulary);
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if (((DefinedTermBase) targetTermOrVocabulary).getPartOf() != null){
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((DefinedTermBase) targetTermOrVocabulary).getPartOf().addIncludes(term);
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}
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}
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if(currentLocation == ViewerDropAdapter.LOCATION_ON) {
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targetDefinedTerm.addIncludes(term);
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targetDefinedTerm.getVocabulary().addTerm(term);
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}
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}
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} else{
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targetDefinedTerm.addIncludes(term);
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targetDefinedTerm.getVocabulary().addTerm(term);
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}
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}
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}
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//return null;
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return postExecute(targetTermOrVocabulary);
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}
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private DefinedTermBase cleanTerm(DefinedTermBase term){
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DefinedTermBase partOf = term.getPartOf();
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if(partOf != null){
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partOf.removeIncludes(term);
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}
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TermVocabulary vocabulary = term.getVocabulary();
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if(vocabulary != null){
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vocabulary.removeTerm(term);
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}
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return term;
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}
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/* (non-Javadoc)
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* @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
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*/
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@Override
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public IStatus redo(IProgressMonitor monitor, IAdaptable info)
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throws ExecutionException {
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// TODO Auto-generated method stub
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return null;
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}
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/* (non-Javadoc)
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* @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
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*/
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@Override
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public IStatus undo(IProgressMonitor monitor, IAdaptable info)
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throws ExecutionException {
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// TODO Auto-generated method stub
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return null;
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}
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}
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