eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/section/description/operation/ChangeDescriptionElementType.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2009 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10 package eu.etaxonomy.taxeditor.ui.section.description.operation;
  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 import org.eclipse.core.runtime.Status;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19 import org.eclipse.swt.widgets.Display;
  20
  21 import eu.etaxonomy.cdm.model.description.CategoricalData;
  22 import eu.etaxonomy.cdm.model.description.CommonTaxonName;
  23 import eu.etaxonomy.cdm.model.description.DescriptionBase;
  24 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  25 import eu.etaxonomy.cdm.model.description.Distribution;
  26 import eu.etaxonomy.cdm.model.description.Feature;
  27 import eu.etaxonomy.cdm.model.description.IndividualsAssociation;
  28 import eu.etaxonomy.cdm.model.description.QuantitativeData;
  29 import eu.etaxonomy.cdm.model.description.TaxonInteraction;
  30 import eu.etaxonomy.cdm.model.description.TextData;
  31 import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
  32 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  33
  34 /**
  35  * <p>ChangeDescriptionElementType class.</p>
  36  *
  37  * @author e.-m.lee
  38  * @date 25.05.2010
  39  * @version $Id: $
  40  */
  41 public class ChangeDescriptionElementType extends AbstractPostTaxonOperation {
  42
  43         private DescriptionElementBase sourceElement;
  44         private DescriptionElementBase destinationElement;
  45
  46         /**
  47          * <p>Constructor for ChangeDescriptionElementType.</p>
  48          *
  49          * @param label a {@link java.lang.String} object.
  50          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  51          * @param sourceType a {@link eu.etaxonomy.cdm.model.description.DescriptionElementBase} object.
  52          * @param postOperation a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  53          */
  54         public ChangeDescriptionElementType(String label, DescriptionElementBase sourceType, IPostOperationEnabled postOperation,
  55                         IUndoContext undoContext) {
  56                 super(label, undoContext, postOperation);
  57                 this.sourceElement = sourceType;
  58         }
  59
  60         /* (non-Javadoc)
  61          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  62          */
  63         /** {@inheritDoc} */
  64         @Override
  65         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  66                         throws ExecutionException {
  67                 DescriptionBase inDescription = sourceElement.getInDescription();
  68                 Feature feature = sourceElement.getFeature();
  69
  70                 if(sourceElement instanceof TextData){
  71                         // FIXME I guess there are features that support more that one of these
  72                         // and that case is not handled correctly at the moment
  73                         if(feature.isSupportsDistribution()){
  74                                 destinationElement = Distribution.NewInstance();
  75                         }
  76                         else if(feature.isSupportsCommonTaxonName()){
  77                                 destinationElement = CommonTaxonName.NewInstance(null, null);
  78                         }
  79                         else if(feature.isSupportsTaxonInteraction()){
  80                                 destinationElement = TaxonInteraction.NewInstance();
  81                         }
  82                         else if(feature.isSupportsIndividualAssociation()){
  83                                 destinationElement = IndividualsAssociation.NewInstance();
  84                         }
  85                         else if(feature.isSupportsCategoricalData()){
  86                                 destinationElement = CategoricalData.NewInstance();
  87                         }
  88                         else if(feature.isSupportsQuantitativeData()){
  89                                 destinationElement = QuantitativeData.NewInstance();
  90                         }
  91                 }
  92                 else{
  93                         if(feature.isSupportsTextData()){
  94                                 destinationElement = TextData.NewInstance();
  95                         }
  96                 }
  97                 if(destinationElement==null){
  98                         MessageDialog.openInformation(Display.getCurrent().getActiveShell(), "Change not possible", "Feature does not have another type");
  99                         return Status.CANCEL_STATUS;
 100                 }
 101                 destinationElement.setFeature(feature);
 102                 inDescription.addElement(destinationElement);
 103                 inDescription.removeElement(sourceElement);
 104                 return postExecute(destinationElement);
 105         }
 106
 107         /* (non-Javadoc)
 108          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 109          */
 110         /** {@inheritDoc} */
 111         @Override
 112         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 113                         throws ExecutionException {
 114                 return null;
 115         }
 116
 117         /* (non-Javadoc)
 118          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 119          */
 120         /** {@inheritDoc} */
 121         @Override
 122         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 123                         throws ExecutionException {
 124                 return null;
 125         }
 126
 127 }