eu.etaxonomy.taxeditor.bulkeditor/src/main/java/eu/etaxonomy/taxeditor/bulkeditor/handler/DeleteHandler.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 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
  11 package eu.etaxonomy.taxeditor.bulkeditor.handler;
  12
  13 import org.eclipse.core.commands.AbstractHandler;
  14 import org.eclipse.core.commands.ExecutionEvent;
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.jface.viewers.ISelection;
  17 import org.eclipse.jface.viewers.IStructuredSelection;
  18 import org.eclipse.ui.IEditorInput;
  19 import org.eclipse.ui.IEditorPart;
  20 import org.eclipse.ui.handlers.HandlerUtil;
  21 import org.eclipse.ui.texteditor.IDocumentProvider;
  22
  23 import eu.etaxonomy.cdm.api.application.CdmApplicationController;
  24 import eu.etaxonomy.cdm.api.service.IOccurrenceService;
  25 import eu.etaxonomy.cdm.api.service.ITaxonService;
  26 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  27 import eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy;
  28 import eu.etaxonomy.taxeditor.annotatedlineeditor.IEntityPersistenceService;
  29 import eu.etaxonomy.taxeditor.annotatedlineeditor.LineAnnotation;
  30 import eu.etaxonomy.taxeditor.annotatedlineeditor.LineAnnotationModel;
  31 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
  32 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorUtil;
  33 import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
  34 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  35 import eu.etaxonomy.taxeditor.store.CdmStore;
  36
  37 /**
  38  * @author n.hoffmann
  39  * @created Mar 11, 2011
  40  * @version 1.0
  41  */
  42 public class DeleteHandler extends AbstractHandler {
  43
  44         /* (non-Javadoc)
  45          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  46          */
  47         @Override
  48         public Object execute(ExecutionEvent event) throws ExecutionException {
  49
  50                 if(PreferencesUtil.getPreferenceStore().getBoolean(IPreferenceKeys.SHOW_EXPERIMENTAL_FEATURES)){
  51                         ISelection selection = HandlerUtil.getCurrentSelection(event);
  52
  53                         IEditorPart editor = HandlerUtil.getActiveEditor(event);
  54
  55                         IEditorInput input = editor.getEditorInput();
  56
  57                         if((input instanceof IEntityPersistenceService) && (selection instanceof IStructuredSelection)){
  58
  59
  60                                 IDocumentProvider provider = ((BulkEditor) editor).getDocumentProvider();
  61                                 LineAnnotationModel model =
  62                                                 (LineAnnotationModel) provider.getAnnotationModel(input);
  63
  64
  65                                 IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  66
  67                                 IEntityPersistenceService persistenceService = (IEntityPersistenceService) input;
  68
  69                                 for(Object object : structuredSelection.toList()){
  70
  71                                         LineAnnotation annotation = (LineAnnotation) model.getAnnotation(object);
  72
  73                                         try {
  74                                                 //persistenceService.delete(object);
  75                                                 if (object instanceof SpecimenOrObservationBase){
  76                                                         CdmApplicationController controller;
  77
  78                                                         controller = (CdmApplicationController) CdmStore.getCurrentApplicationConfiguration();
  79
  80                                                         IOccurrenceService service = controller.getOccurrenceService();
  81                                                         service.delete((SpecimenOrObservationBase)object);
  82                                                 }
  83
  84                                         } catch (Exception e){
  85                                                 BulkEditorUtil.errorDialog("Could not delete", getClass(), e.getMessage(), null);
  86                                         }
  87                                         ((BulkEditor) editor).removeAnnotatedLine(annotation);
  88
  89                                 }
  90                         }
  91                 }else{
  92                         BulkEditorUtil.warningDialog("Feature not enabled", getClass(), "Deletion is currently an experimental feature." +
  93                                         "Enable it via Preferences at your own risk.");
  94                 }
  95
  96
  97                 return null;
  98         }
  99
 100 }