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 java.util.UUID;
  14
  15 import org.eclipse.core.commands.AbstractHandler;
  16 import org.eclipse.core.commands.ExecutionEvent;
  17 import org.eclipse.core.commands.ExecutionException;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19 import org.eclipse.jface.viewers.ISelection;
  20 import org.eclipse.jface.viewers.IStructuredSelection;
  21 import org.eclipse.ui.IEditorInput;
  22 import org.eclipse.ui.IEditorPart;
  23 import org.eclipse.ui.IViewPart;
  24 import org.eclipse.ui.IViewReference;
  25 import org.eclipse.ui.PlatformUI;
  26 import org.eclipse.ui.handlers.HandlerUtil;
  27 import org.eclipse.ui.texteditor.IDocumentProvider;
  28 import org.eclipse.ui.IWorkbenchPage;
  29
  30 import eu.etaxonomy.cdm.api.service.DeleteResult;
  31 import eu.etaxonomy.cdm.api.service.IAgentService;
  32 import eu.etaxonomy.cdm.api.service.IGroupService;
  33 import eu.etaxonomy.cdm.api.service.INameService;
  34 import eu.etaxonomy.cdm.api.service.IOccurrenceService;
  35 import eu.etaxonomy.cdm.api.service.IReferenceService;
  36 import eu.etaxonomy.cdm.api.service.ITaxonService;
  37 import eu.etaxonomy.cdm.api.service.IUserService;
  38 import eu.etaxonomy.cdm.api.service.config.NameDeletionConfigurator;
  39 import eu.etaxonomy.cdm.model.agent.TeamOrPersonBase;
  40 import eu.etaxonomy.cdm.model.common.Group;
  41 import eu.etaxonomy.cdm.model.common.User;
  42
  43 import eu.etaxonomy.cdm.model.name.TaxonNameBase;
  44 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  45 import eu.etaxonomy.cdm.model.reference.Reference;
  46 import eu.etaxonomy.cdm.model.taxon.Synonym;
  47 import eu.etaxonomy.cdm.model.taxon.Taxon;
  48 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  49 import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
  50 import eu.etaxonomy.taxeditor.annotatedlineeditor.IEntityPersistenceService;
  51 import eu.etaxonomy.taxeditor.annotatedlineeditor.LineAnnotation;
  52 import eu.etaxonomy.taxeditor.annotatedlineeditor.LineAnnotationModel;
  53 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
  54 import eu.etaxonomy.taxeditor.bulkeditor.referencingobjects.ReferencingObjectsView;
  55
  56
  57 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  58 import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
  59 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  60 import eu.etaxonomy.taxeditor.store.CdmStore;
  61
  62
  63 /**
  64  * @author n.hoffmann
  65  * @created Mar 11, 2011
  66  * @version 1.0
  67  */
  68 public class DeleteHandler extends AbstractHandler {
  69
  70         /* (non-Javadoc)
  71          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  72          */
  73         @Override
  74         public Object execute(ExecutionEvent event) throws ExecutionException {
  75
  76                 if(PreferencesUtil.getPreferenceStore().getBoolean(IPreferenceKeys.SHOW_EXPERIMENTAL_FEATURES)){
  77                         ISelection selection = HandlerUtil.getCurrentSelection(event);
  78
  79                         IEditorPart editor = HandlerUtil.getActiveEditor(event);
  80
  81                         IEditorInput input = editor.getEditorInput();
  82
  83                         if((input instanceof IEntityPersistenceService) && (selection instanceof IStructuredSelection)){
  84
  85
  86                                 IDocumentProvider provider = ((BulkEditor) editor).getDocumentProvider();
  87                                 LineAnnotationModel model =
  88                                                 (LineAnnotationModel) provider.getAnnotationModel(input);
  89
  90
  91                                 IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  92
  93                                 IEntityPersistenceService persistenceService = (IEntityPersistenceService) input;
  94
  95
  96                                 for(Object object : structuredSelection.toList()){
  97
  98                                         LineAnnotation annotation = (LineAnnotation) model.getAnnotation(object);
  99                                         DeleteResult result = new DeleteResult();
 100                                         //result.setError();
 101                                         try {
 102                                                 ICdmApplicationConfiguration controller;
 103                                                 controller = (ICdmApplicationConfiguration) CdmStore.getCurrentApplicationConfiguration();
 104                                                 //persistenceService.delete(object);
 105                                                 if (object instanceof SpecimenOrObservationBase){
 106
 107                                                         IOccurrenceService service = controller.getOccurrenceService();
 108                                                         service.load(((SpecimenOrObservationBase) object).getUuid());
 109                                                         result = service.delete((SpecimenOrObservationBase)object);
 110                                                 } else if (object instanceof Reference){
 111                                                         IReferenceService service = controller.getReferenceService();
 112                                                         service.load(((Reference) object).getUuid());
 113                                                         result = service.delete((Reference)object);
 114                                                 } else if (object instanceof Group){
 115                                                         IGroupService service = controller.getGroupService();
 116                                                         service.load(((Group) object).getUuid());
 117                                                         result = service.delete((Group) object);
 118                                                 }else if (object instanceof User){
 119                                                         IUserService service = controller.getUserService();
 120                                                         service.load(((User) object).getUuid());
 121                                                         result = service.delete((User) object);
 122                                                 } else if (object instanceof TaxonNameBase){
 123                                                         INameService service = controller.getNameService();
 124                                                         TaxonNameBase name = service.load(((TaxonNameBase) object).getUuid());
 125                                                         NameDeletionConfigurator config = new NameDeletionConfigurator();
 126
 127                                                         result = service.delete(name, config);
 128                                                 } else if (object instanceof TaxonBase){
 129                                                         ITaxonService service = controller.getTaxonService();
 130                                                         service.load(((TaxonBase) object).getUuid());
 131                                                         if (object instanceof Taxon){
 132                                                                 result = service.deleteTaxon((Taxon)object, null, null);
 133                                                         }else{
 134                                                                 result = service.deleteSynonym((Synonym)object, null);
 135                                                         }
 136                                                 } else if (object instanceof TeamOrPersonBase){
 137                                                         IAgentService service = controller.getAgentService();
 138                                                         object = service.load(((TeamOrPersonBase) object).getUuid());
 139                                                         result = service.delete((TeamOrPersonBase)object);
 140                                                 }
 141                                         } catch (Exception e){
 142                                                 MessagingUtils.messageDialog("Exception occured. Could not delete", getClass(), e.getMessage(), null);
 143                                         }
 144                                         if (result.isError() || result.isAbort()){
 145                                                 if (!result.getExceptions().isEmpty()) {
 146                                                         MessagingUtils.messageDialog("Could not delete", getClass(), result.getExceptions().toString(), null);
 147                                                 }else{
 148                                                         MessagingUtils.messageDialog("Could not delete", getClass(), "The object could not be deleted. An exception occured.", null);
 149
 150                                                 }
 151                                         }
 152                                         if (result.isOk() ){
 153                                                 ((BulkEditor) editor).removeAnnotatedLine(annotation);
 154                                                 if(result.getUpdatedObjects().size() != 0 && !result.getExceptions().isEmpty()){
 155                                                         MessageDialog.openInformation(null, "Delete successfull", "The Synonym could be deleted, but there is an updated object: " + result.getExceptions().toString());
 156                                                 }
 157
 158                                         }
 159
 160                                 }
 161                         }
 162                 }else{
 163                         MessagingUtils.warningDialog("Feature not enabled", getClass(), "Deletion is currently an experimental feature." +
 164                                         "Enable it via Preferences at your own risk.");
 165                 }
 166
 167
 168                 return null;
 169         }
 170
 171 }