eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/handler/RefreshTreeHandler.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.navigation.navigator.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.ui.IWorkbenchPart;
  18 import org.eclipse.ui.handlers.HandlerUtil;
  19
  20 import eu.etaxonomy.taxeditor.navigation.navigator.TaxonNavigator;
  21
  22 /**
  23  * <p>RefreshTreeHandler class.</p>
  24  *
  25  * @author p.ciardelli
  26  * @created 04.09.2009
  27  * @version 1.0
  28  */
  29 public class RefreshTreeHandler extends AbstractHandler {
  30         private static final Logger logger = Logger
  31                         .getLogger(RefreshTreeHandler.class);
  32
  33         /* (non-Javadoc)
  34          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  35          */
  36         /** {@inheritDoc} */
  37         public Object execute(ExecutionEvent event) throws ExecutionException {
  38
  39                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  40                 if (part instanceof TaxonNavigator) {
  41                         ((TaxonNavigator) part).refresh();
  42                 }
  43                 return null;
  44         }
  45 }