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