eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/handler/DeleteTermBaseHandler.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2009 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 package eu.etaxonomy.taxeditor.editor.definedterm.handler;
  11
  12 import java.util.Iterator;
  13
  14 import org.eclipse.core.commands.AbstractHandler;
  15 import org.eclipse.core.commands.ExecutionEvent;
  16 import org.eclipse.core.commands.ExecutionException;
  17 import org.eclipse.core.commands.common.NotDefinedException;
  18 import org.eclipse.core.commands.operations.IUndoContext;
  19 import org.eclipse.jface.viewers.IStructuredSelection;
  20 import org.eclipse.ui.handlers.HandlerUtil;
  21
  22 import eu.etaxonomy.cdm.model.common.DefinedTerm;
  23 import eu.etaxonomy.cdm.model.common.DefinedTermBase;
  24 import eu.etaxonomy.cdm.model.common.TermBase;
  25 import eu.etaxonomy.cdm.model.common.TermVocabulary;
  26 import eu.etaxonomy.taxeditor.editor.definedterm.DefinedTermEditor;
  27 import eu.etaxonomy.taxeditor.editor.definedterm.operation.DeleteTermBaseOperation;
  28 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  29 import eu.etaxonomy.taxeditor.store.StoreUtil;
  30
  31 /**
  32  * @author l.morris
  33  * @date 22 Dec 2011
  34  *
  35  */
  36 public class DeleteTermBaseHandler extends AbstractHandler {
  37
  38         /* (non-Javadoc)
  39          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  40          */
  41         @Override
  42         public Object execute(ExecutionEvent event) throws ExecutionException {
  43                 DefinedTermEditor editor = (DefinedTermEditor) HandlerUtil
  44                                 .getActiveEditor(event);
  45
  46                 if (editor instanceof DefinedTermEditor){
  47                         DefinedTermEditor dfe = (DefinedTermEditor) editor;
  48                         try {
  49                                 String label = event.getCommand().getName();
  50                                 IUndoContext undoContext = StoreUtil.getUndoContext();
  51
  52                                 IStructuredSelection selection = (IStructuredSelection) HandlerUtil
  53                                                 .getCurrentSelection(event);
  54
  55                                 Iterator<TermBase> selectionIterator = selection.iterator();
  56
  57                                 while (selectionIterator.hasNext()){
  58
  59                                         TermBase term = selectionIterator.next();
  60
  61
  62                                         AbstractPostOperation operation =
  63                                                         new DeleteTermBaseOperation(label,
  64                                                                         undoContext,
  65                                                                         term,
  66                                                                         dfe.getDefinedTermEditorInput(),
  67                                                                         editor);
  68                                         StoreUtil.executeOperation(operation);
  69
  70                                 }
  71                         } catch (NotDefinedException e) {
  72                                 StoreUtil.error(getClass(), e);
  73                         }
  74                 }
  75                 return null;
  76         }
  77
  78 }