eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/datasource/handler/DeleteDataSourceHandler.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.view.datasource.handler;
  11
  12 import org.eclipse.core.commands.ExecutionEvent;
  13 import org.eclipse.jface.dialogs.MessageDialog;
  14 import org.eclipse.jface.viewers.ISelection;
  15 import org.eclipse.jface.viewers.IStructuredSelection;
  16 import org.eclipse.ui.handlers.HandlerUtil;
  17
  18 import eu.etaxonomy.cdm.database.CdmPersistentDataSource;
  19 import eu.etaxonomy.taxeditor.datasource.CdmDataSourceRepository;
  20 import eu.etaxonomy.taxeditor.view.datasource.CdmMetaDataAwareDataSourceContainer;
  21
  22 /**
  23  * @author n.hoffmann
  24  * @created 15.04.2009
  25  * @version 1.0
  26  */
  27 public class DeleteDataSourceHandler extends AbstractDataSourceHandler {
  28
  29         /** {@inheritDoc} */
  30         @Override
  31         public boolean specificExecute(ExecutionEvent event) {
  32                 ISelection selection = HandlerUtil.getActivePart(event).getSite().getSelectionProvider().getSelection();
  33                 if(selection instanceof IStructuredSelection){
  34                         Object[] selectedObjects = ((IStructuredSelection) selection).toArray();
  35
  36                         if(! MessageDialog.openConfirm(HandlerUtil.getActiveShell(event), "Confirm Deletion", "Do you want to delete the selected datasources?")){
  37                                 return false;
  38                         }
  39                         // Delete from persistent data sources
  40                         for(Object object : selectedObjects){
  41                                 CdmPersistentDataSource dataSource = (CdmPersistentDataSource) ((CdmMetaDataAwareDataSourceContainer) object).getCdmSource();
  42                                 CdmDataSourceRepository.delete(dataSource);
  43                         }
  44
  45                         return true;
  46                 }
  47                 return false;
  48         }
  49 }