eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/concept/operation/DeleteConceptRelationOperation.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.editor.view.concept.operation;
  11
  12 import java.util.Set;
  13
  14 import org.eclipse.core.commands.ExecutionException;
  15 import org.eclipse.core.commands.operations.IUndoContext;
  16 import org.eclipse.core.runtime.IAdaptable;
  17 import org.eclipse.core.runtime.IProgressMonitor;
  18 import org.eclipse.core.runtime.IStatus;
  19
  20 import eu.etaxonomy.cdm.model.taxon.Taxon;
  21 import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
  22 import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
  23 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  24
  25 /**
  26  * Deletes given relations between two taxa.
  27  *
  28  * @author p.ciardelli
  29  * @author n.hoffmann
  30  * @created 29.01.2009
  31  * @version 1.0
  32  */
  33 public class DeleteConceptRelationOperation extends AbstractPostTaxonOperation {
  34
  35         private final Set<TaxonRelationship> taxonRelationships;
  36
  37
  38         /**
  39          * @param name
  40          * @param undoContext
  41          * @param relation
  42          * @param postOperationEnabled
  43          */
  44         public DeleteConceptRelationOperation(String label,
  45                         IUndoContext undoContext, Taxon taxon, Set<TaxonRelationship> relations,
  46                         IPostOperationEnabled postOperationEnabled) {
  47                 super(label, undoContext, taxon, postOperationEnabled);
  48
  49                 taxonRelationships = relations;
  50         }
  51
  52         /* (non-Javadoc)
  53          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  54          */
  55         /** {@inheritDoc} */
  56         @Override
  57         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  58                         throws ExecutionException {
  59
  60                 monitor.worked(20);
  61
  62                 // Remove relation from taxon
  63                 for(TaxonRelationship relationship : taxonRelationships){
  64                     element.removeTaxonRelation(relationship);
  65                         monitor.worked(10);
  66                 }
  67                 monitor.worked(10);
  68
  69                 return postExecute(element);
  70         }
  71
  72         /* (non-Javadoc)
  73          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  74          */
  75         /** {@inheritDoc} */
  76         @Override
  77         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  78                         throws ExecutionException {
  79                 return execute(monitor, info);
  80         }
  81
  82         /* (non-Javadoc)
  83          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  84          */
  85         /** {@inheritDoc} */
  86         @Override
  87         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
  88                         throws ExecutionException {
  89
  90                 for(TaxonRelationship relationship : taxonRelationships){
  91                     element.addTaxonRelation(relationship);
  92                         monitor.worked(10);
  93                 }
  94
  95                 return postExecute(element);
  96         }
  97 }