eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/concept/handler/ChangeConceptRelationshipTypeHandler.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.editor.view.concept.handler;
  12
  13 import org.apache.log4j.Logger;
  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.IHandler;
  18 import org.eclipse.core.commands.common.NotDefinedException;
  19 import org.eclipse.swt.widgets.Event;
  20
  21 import eu.etaxonomy.cdm.model.taxon.Taxon;
  22 import eu.etaxonomy.cdm.model.taxon.TaxonRelationshipType;
  23 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  24 import eu.etaxonomy.taxeditor.editor.Page;
  25 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  26 import eu.etaxonomy.taxeditor.editor.name.operation.ChangeConceptRelationshipTypeOperation;
  27 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  28
  29 /**
  30  * <p>ChangeConceptRelationshipTypeHandler class.</p>
  31  *
  32  * @author n.hoffmann
  33  * @created 22.04.2009
  34  * @version 1.0
  35  */
  36 public class ChangeConceptRelationshipTypeHandler extends AbstractHandler
  37                 implements IHandler {
  38         private static final Logger logger = Logger
  39                         .getLogger(ChangeConceptRelationshipTypeHandler.class);
  40
  41         /* (non-Javadoc)
  42          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  43          */
  44         /** {@inheritDoc} */
  45         public Object execute(ExecutionEvent event) throws ExecutionException {
  46                 TaxonNameEditor editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(
  47                                 Page.NAME);
  48
  49                 Taxon selectedElement = (Taxon) EditorUtil.getSelection(event).getFirstElement();
  50
  51                 TaxonRelationshipType type = (TaxonRelationshipType) ((Event)event.getTrigger()).data;
  52
  53                 AbstractPostOperation operation;
  54                 try {
  55                         operation = new ChangeConceptRelationshipTypeOperation(event.getCommand().getName(),
  56                                                                                 editor.getUndoContext(), editor.getTaxon(), selectedElement, type, editor);
  57                         EditorUtil.executeOperation(operation);
  58                 } catch (NotDefinedException e) {
  59                         logger.warn("Command name not set");
  60                 }
  61
  62                 return null;
  63         }
  64 }