eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/operations/ChangeTaxonToSynonymOperation.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.operations;
  11
  12 import org.apache.log4j.Logger;
  13 import org.eclipse.core.commands.ExecutionException;
  14 import org.eclipse.core.commands.operations.IUndoContext;
  15 import org.eclipse.core.runtime.IAdaptable;
  16 import org.eclipse.core.runtime.IProgressMonitor;
  17 import org.eclipse.core.runtime.IStatus;
  18 import org.eclipse.core.runtime.Status;
  19 import org.eclipse.jface.dialogs.MessageDialog;
  20 import org.eclipse.swt.widgets.Shell;
  21 import org.eclipse.ui.IEditorPart;
  22 import org.eclipse.ui.PartInitException;
  23
  24 import sun.reflect.generics.reflectiveObjects.NotImplementedException;
  25 import eu.etaxonomy.cdm.model.description.TaxonDescription;
  26 import eu.etaxonomy.cdm.model.name.TaxonNameBase;
  27 import eu.etaxonomy.cdm.model.taxon.SynonymRelationshipType;
  28 import eu.etaxonomy.cdm.model.taxon.Taxon;
  29 import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
  30 import eu.etaxonomy.taxeditor.controller.EditorController;
  31 import eu.etaxonomy.taxeditor.controller.GlobalController;
  32 import eu.etaxonomy.taxeditor.editor.SelectTaxonDialog;
  33 import eu.etaxonomy.taxeditor.model.CdmSessionDataRepository;
  34 import eu.etaxonomy.taxeditor.model.CdmUtil;
  35
  36 /**
  37  * @author n.hoffmann
  38  * @created 20.01.2009
  39  * @version 1.0
  40  */
  41 public class ChangeTaxonToSynonymOperation extends AbstractEditorOperation{
  42
  43         private static final Logger logger = Logger
  44                         .getLogger(ChangeTaxonToSynonymOperation.class);
  45
  46         private Taxon destinationTaxon;
  47
  48         public ChangeTaxonToSynonymOperation(String label,
  49                         IUndoContext undoContext, Taxon taxon) {
  50                 super(label, undoContext, taxon);
  51         }
  52
  53         @Override
  54         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  55                         throws ExecutionException {
  56
  57                 IEditorPart editor = null;
  58
  59                 try {
  60                         // Prompt user "Would you like to save?" before showing dialog
  61                         // "Cancel" cancels action - "No" does not
  62                         editor = EditorController.getEditorByTaxon(taxon);
  63                         if (editor.isDirty()) {
  64                                 if (!MessageDialog.openConfirm(GlobalController.getShell(), "Save before proceeding",
  65                                                 "All changes must be saved before proceeding with this action.\n\n" +
  66                                                 "Press \"OK\" to save and continue, or \"Cancel\" to cancel this action.")) {
  67                                         return Status.CANCEL_STATUS;
  68                                 }
  69                                 editor.doSave(null);
  70                         }
  71 //                      if (UiUtil.getActivePage().saveEditor(oldEditor, true) == false) {
  72 //                              return;
  73 //                      }
  74                 } catch (PartInitException e1) {
  75                         e1.printStackTrace();
  76                 }
  77
  78                 // Get destination taxon from dialog
  79                 Shell shell = GlobalController.getShell();
  80                 SelectTaxonDialog dialog = new SelectTaxonDialog(shell, SelectTaxonDialog.TAXON_TO_SYNONYM);
  81                 destinationTaxon = dialog.open(taxon);
  82
  83                 // Abort action if user cancelled dialog without choosing a taxon
  84                 if (destinationTaxon == null) {
  85                         return Status.CANCEL_STATUS;
  86                 }
  87
  88
  89                 return makeTaxonSynonym(taxon, destinationTaxon) ? Status.OK_STATUS : Status.CANCEL_STATUS;
  90         }
  91
  92         private boolean makeTaxonSynonym(Taxon taxon, Taxon destinationTaxon){
  93                 // Move taxon in CDM to new destinationTaxon
  94                 TaxonNameBase synonymName = taxon.getName();
  95                 SynonymRelationshipType synonymType;
  96                 if (CdmUtil.isNameHomotypic(synonymName, destinationTaxon)) {
  97                         synonymType = SynonymRelationshipType.HOMOTYPIC_SYNONYM_OF();
  98                 } else {
  99                         synonymType = SynonymRelationshipType.HETEROTYPIC_SYNONYM_OF();
 100                 }
 101                 CdmUtil.makeTaxonSynonym(taxon, destinationTaxon, synonymType,
 102                                 null, null);
 103
 104                 // TODO move any children, descriptions, synonyms
 105                 for (TaxonDescription description: taxon.getDescriptions()) {
 106                         destinationTaxon.addDescription(description);
 107                         taxon.removeDescription(description);
 108                 }
 109
 110                 for (TaxonRelationship fromRelation : taxon.getRelationsFromThisTaxon()) {
 111                         fromRelation.setFromTaxon(destinationTaxon);
 112                 }
 113
 114                 for (TaxonRelationship toRelation : taxon.getRelationsToThisTaxon()) {
 115                         toRelation.setToTaxon(destinationTaxon);
 116                 }
 117
 118                 CdmSessionDataRepository.getDefault().removeTaxon(taxon);
 119
 120                 // Close open editor for oldTaxon without forcing save.
 121                 // User has already saved or declined to do so above.
 122                 EditorController.close(taxon, false);
 123                 CdmSessionDataRepository.getDefault().saveTaxon(destinationTaxon);
 124                 // Open editor for destinationTaxon
 125                 EditorController.open(destinationTaxon);
 126
 127                 return true;
 128         }
 129
 130         @Override
 131         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 132                         throws ExecutionException {
 133                 return makeTaxonSynonym(taxon, destinationTaxon) ? Status.OK_STATUS : Status.CANCEL_STATUS;
 134         }
 135
 136         @Override
 137         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 138                         throws ExecutionException {
 139                 // TODO implement undo
 140                 throw new NotImplementedException();
 141         }
 142 }