taxeditor-store/src/main/java/eu/etaxonomy/taxeditor/store/operations/CreateDescriptionElementOperation.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.store.operations;
  11
  12 import org.eclipse.core.commands.ExecutionException;
  13 import org.eclipse.core.commands.operations.IUndoContext;
  14 import org.eclipse.core.runtime.IAdaptable;
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.core.runtime.IStatus;
  17
  18 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  19 import eu.etaxonomy.cdm.model.description.Feature;
  20 import eu.etaxonomy.cdm.model.description.TaxonDescription;
  21 import eu.etaxonomy.cdm.model.description.TextData;
  22 import eu.etaxonomy.cdm.model.taxon.Taxon;
  23
  24 /**
  25  * @author p.ciardelli
  26  * @created 05.02.2009
  27  * @version 1.0
  28  * @author n.hoffmann
  29  */
  30 public class CreateDescriptionElementOperation extends AbstractPostOperation {
  31
  32         private TaxonDescription description;
  33         private Feature feature;
  34         private DescriptionElementBase element;
  35
  36         public CreateDescriptionElementOperation(String label, IUndoContext undoContext,
  37                         Taxon taxon, TaxonDescription description, Feature feature, IPostOperationEnabled postOperationEnabled) {
  38                 super(label, undoContext, taxon, postOperationEnabled);
  39
  40                 this.description = description;
  41                 this.feature = feature;
  42         }
  43
  44         /**
  45          * @param name
  46          * @param undoContext
  47          * @param taxon
  48          * @param description
  49          * @param feature
  50          * @param element
  51          * @param postOperationEnabled
  52          */
  53         public CreateDescriptionElementOperation(String label,
  54                         IUndoContext undoContext, Taxon taxon,
  55                         TaxonDescription description, Feature feature,
  56                         DescriptionElementBase element, IPostOperationEnabled postOperationEnabled) {
  57                 this(label, undoContext, taxon, description, feature, postOperationEnabled);
  58
  59                 this.element = element;
  60         }
  61
  62         /* (non-Javadoc)
  63          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  64          */
  65         @Override
  66         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  67                         throws ExecutionException {
  68
  69                 if (element == null) {
  70                         element = TextData.NewInstance(feature);
  71                 }
  72                 description.addElement(element);
  73
  74                 return postExecute(element);
  75         }
  76
  77         /* (non-Javadoc)
  78          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  79          */
  80         @Override
  81         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  82                         throws ExecutionException {
  83
  84                 description.addElement(element);
  85
  86                 return postExecute(element);
  87         }
  88
  89         /* (non-Javadoc)
  90          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  91          */
  92         @Override
  93         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
  94                         throws ExecutionException {
  95
  96                 description.removeElement(element);
  97
  98                 return postExecute(null);
  99         }
 100 }