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