eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/datasource/handler/DeleteDataSourceHandler.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.view.datasource.handler;
  12
  13 import org.eclipse.core.commands.ExecutionEvent;
  14 import org.eclipse.jface.dialogs.MessageDialog;
  15 import org.eclipse.jface.viewers.ISelection;
  16 import org.eclipse.jface.viewers.IStructuredSelection;
  17 import org.eclipse.ui.handlers.HandlerUtil;
  18
  19 import eu.etaxonomy.cdm.database.CdmPersistentDataSource;
  20 import eu.etaxonomy.taxeditor.datasource.CdmDataSourceRepository;
  21 import eu.etaxonomy.taxeditor.view.datasource.CdmMetaDataAwareDataSourceContainer;
  22
  23 /**
  24  * <p>DeleteDataSourceHandler class.</p>
  25  *
  26  * @author n.hoffmann
  27  * @created 15.04.2009
  28  * @version 1.0
  29  */
  30 public class DeleteDataSourceHandler extends AbstractDataSourceHandler {
  31
  32         /* (non-Javadoc)
  33          * @see eu.etaxonomy.taxeditor.store.datasource.handler.AbstractDataSourceHandler#specificExecute(org.eclipse.core.commands.ExecutionEvent)
  34          */
  35         /** {@inheritDoc} */
  36         @Override
  37         public boolean specificExecute(ExecutionEvent event) {
  38                 ISelection selection = HandlerUtil.getActivePart(event).getSite().getSelectionProvider().getSelection();
  39                 if(selection instanceof IStructuredSelection){
  40                         Object[] selectedObjects = ((IStructuredSelection) selection).toArray();
  41
  42                         if(! MessageDialog.openConfirm(HandlerUtil.getActiveShell(event), "Confirm Deletion", "Do you want to delete the selected datasources?")){
  43                                 return false;
  44                         }
  45                         // Delete from persistent data sources
  46                         for(Object object : selectedObjects){
  47                                 CdmPersistentDataSource dataSource = (CdmPersistentDataSource) ((CdmMetaDataAwareDataSourceContainer) object).getDataSource();
  48                                 CdmDataSourceRepository.delete(dataSource);
  49                         }
  50
  51                         return true;
  52                 }
  53                 return false;
  54         }
  55 }