eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/concept/handler/ChangeConceptRelationshipTypeHandler.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.editor.view.concept.handler;
  11
  12 import org.apache.log4j.Logger;
  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.core.commands.IHandler;
  17 import org.eclipse.core.commands.common.NotDefinedException;
  18 import org.eclipse.swt.widgets.Event;
  19
  20 import eu.etaxonomy.cdm.model.taxon.Taxon;
  21 import eu.etaxonomy.cdm.model.taxon.TaxonRelationshipType;
  22 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  23 import eu.etaxonomy.taxeditor.editor.Page;
  24 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  25 import eu.etaxonomy.taxeditor.editor.name.operation.ChangeConceptRelationshipTypeOperation;
  26 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  27
  28 /**
  29  * <p>ChangeConceptRelationshipTypeHandler class.</p>
  30  *
  31  * @author n.hoffmann
  32  * @created 22.04.2009
  33  * @version 1.0
  34  */
  35 public class ChangeConceptRelationshipTypeHandler extends AbstractHandler
  36                 implements IHandler {
  37         private static final Logger logger = Logger
  38                         .getLogger(ChangeConceptRelationshipTypeHandler.class);
  39
  40         /* (non-Javadoc)
  41          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  42          */
  43         /** {@inheritDoc} */
  44         public Object execute(ExecutionEvent event) throws ExecutionException {
  45                 TaxonNameEditor editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(
  46                                 Page.NAME);
  47
  48                 Taxon selectedElement = (Taxon) EditorUtil.getSelection(event).getFirstElement();
  49
  50                 TaxonRelationshipType type = (TaxonRelationshipType) ((Event)event.getTrigger()).data;
  51
  52                 AbstractPostOperation operation;
  53                 try {
  54                         operation = new ChangeConceptRelationshipTypeOperation(event.getCommand().getName(),
  55                                                                                 editor.getUndoContext(), editor.getTaxon(), selectedElement, type, editor);
  56                         EditorUtil.executeOperation(operation);
  57                 } catch (NotDefinedException e) {
  58                         logger.warn("Command name not set"); //$NON-NLS-1$
  59                 }
  60
  61                 return null;
  62         }
  63 }