taxeditor-editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/CreateConceptRelationHandler.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.name.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.common.NotDefinedException;
  18 import org.eclipse.swt.widgets.Event;
  19
  20 import eu.etaxonomy.cdm.model.name.TaxonNameBase;
  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.CreateConceptRelationOperation;
  27 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  28 import eu.etaxonomy.taxeditor.parser.ParseHandler;
  29
  30 /**
  31  * <p>CreateConceptRelationHandler class.</p>
  32  *
  33  * @author n.hoffmann
  34  * @created 16.04.2009
  35  * @version 1.0
  36  */
  37 public class CreateConceptRelationHandler extends AbstractHandler {
  38         private static final Logger logger = Logger
  39                         .getLogger(CreateConceptRelationHandler.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                 TaxonNameBase conceptName = ParseHandler.createEmptyName();
  50                 Taxon concept = Taxon.NewInstance(conceptName, null);
  51
  52                 TaxonRelationshipType type = (TaxonRelationshipType) ((Event)event.getTrigger()).data;
  53
  54                 AbstractPostOperation operation;
  55                 try {
  56                         operation = new CreateConceptRelationOperation(event.getCommand().getName(),
  57                                         editor.getUndoContext(), editor.getTaxon(), concept, type, editor);
  58                         EditorUtil.executeOperation(operation);
  59                 } catch (NotDefinedException e) {
  60                         logger.warn("Command name not set");
  61                 }
  62
  63                 return null;
  64         }
  65 }