eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/DeleteTaxonBaseHandler.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.name.handler;
  11 import org.eclipse.core.commands.AbstractHandler;
  12 import org.eclipse.core.commands.ExecutionEvent;
  13 import org.eclipse.core.commands.ExecutionException;
  14 import org.eclipse.core.commands.IHandler;
  15 import org.eclipse.core.commands.common.NotDefinedException;
  16 import org.eclipse.jface.dialogs.MessageDialog;
  17 import org.eclipse.ui.IWorkbenchPage;
  18 import org.eclipse.ui.handlers.HandlerUtil;
  19
  20 import eu.etaxonomy.cdm.api.service.DeleteResult;
  21 import eu.etaxonomy.cdm.api.service.config.SynonymDeletionConfigurator;
  22 import eu.etaxonomy.cdm.model.common.CdmBase;
  23 import eu.etaxonomy.cdm.model.taxon.Synonym;
  24 import eu.etaxonomy.cdm.model.taxon.Taxon;
  25 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  26 import eu.etaxonomy.taxeditor.editor.Messages;
  27 import eu.etaxonomy.taxeditor.editor.Page;
  28 import eu.etaxonomy.taxeditor.editor.internal.TaxeditorEditorPlugin;
  29 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  30 import eu.etaxonomy.taxeditor.editor.name.operation.DeleteMisapplicationOperation;
  31 import eu.etaxonomy.taxeditor.editor.name.operation.DeleteSynonymOperation;
  32 import eu.etaxonomy.taxeditor.editor.name.operation.DeleteTaxonBaseOperation;
  33 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  34 import eu.etaxonomy.taxeditor.model.DeleteResultMessagingUtils;
  35 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  36 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  37 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  38 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  39
  40 /**
  41  * @author n.hoffmann
  42  * @created 21.04.2009
  43  * @version 1.0
  44  */
  45 public class DeleteTaxonBaseHandler extends AbstractHandler implements IHandler, IPostOperationEnabled {
  46
  47         TaxonNameEditor editor;
  48         /** {@inheritDoc} */
  49         @Override
  50     public Object execute(ExecutionEvent event) throws ExecutionException {
  51                 editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(Page.NAME);
  52
  53                 Object selectedElement = EditorUtil.getSelection(event).getFirstElement();
  54
  55                 doExecute(event, editor, selectedElement);
  56
  57                 return null;
  58         }
  59
  60         protected void doExecute(ExecutionEvent event, TaxonNameEditor editor, Object selectedElement) {
  61                 AbstractPostOperation operation = null;
  62                 String commandName = null;
  63
  64                 try {
  65                         commandName = event.getCommand().getName();
  66                 } catch (NotDefinedException e) {
  67                         MessagingUtils.error(getClass(), e);
  68                 }
  69                 IWorkbenchPage activePage = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage();
  70                 // synonym
  71                 if(selectedElement instanceof Synonym){
  72                     if(! MessageDialog.openConfirm(HandlerUtil.getActiveShell(event), Messages.DeleteTaxonBaseHandler_CONFIRM_DELETION, Messages.DeleteTaxonBaseHandler_REALLY_DELETE_SYNONYM)){
  73                 return ;
  74             }
  75                         operation = new DeleteSynonymOperation(commandName, editor.getUndoContext(),  new SynonymDeletionConfigurator(), activePage, editor.getTaxon(), (Synonym) selectedElement,this, editor, (ICdmEntitySessionEnabled)editor.getEditorInput());
  76
  77                 }
  78                 // misapplication
  79                 else if(selectedElement instanceof Taxon && ((Taxon) selectedElement).isMisapplication()){
  80                         operation = new DeleteMisapplicationOperation(commandName, editor.getUndoContext(), editor
  81                                         .getTaxon(), (Taxon) selectedElement, editor);
  82                 }
  83                 else {
  84                         throw new IllegalArgumentException(Messages.DeleteTaxonBaseHandler_ELEMENT_MUST_BE_SYNONYM_MISAPP_CONCEPT);
  85                 }
  86
  87                 AbstractUtility.executeOperation(operation);
  88                 DeleteResult result = ((DeleteTaxonBaseOperation)operation).getResult();
  89                 if (result.isError()){
  90             DeleteResultMessagingUtils.messageDialogWithDetails(result, Messages.DeleteDerivateOperation_DELETE_FAILED, TaxeditorEditorPlugin.PLUGIN_ID);
  91         } else if (selectedElement instanceof Synonym){
  92             this.editor.redraw();
  93                     if (!result.getUpdatedObjects().isEmpty()){
  94                 DeleteResultMessagingUtils.messageDialogWithDetails(result, Messages.DeleteTaxonBaseHandler_DELETE_SYNONYM_SUCCESSFULL_BUT_REMAINING_RELATED_OBJECTS, TaxeditorEditorPlugin.PLUGIN_ID);
  95             }
  96                 }else {
  97                     if (!result.getUpdatedObjects().isEmpty()){
  98                 DeleteResultMessagingUtils.messageDialogWithDetails(result, Messages.DeleteTaxonBaseHandler_DELETE_MISAPPLIEDNAME_SUCCESSFULL_BUT_REMAINING_RELATED_OBJECTS, TaxeditorEditorPlugin.PLUGIN_ID);
  99                     }
 100                 }
 101
 102         }
 103
 104         @Override
 105         public boolean postOperation(CdmBase objectAffectedByOperation) {
 106
 107                 return true;
 108         }
 109
 110         @Override
 111         public boolean onComplete() {
 112
 113                 return false;
 114         }
 115
 116 }