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