taxeditor-editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/SwapSynonymAndAcceptedHandler.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.IHandler;
  18 import org.eclipse.core.commands.common.NotDefinedException;
  19 import org.eclipse.jface.dialogs.MessageDialog;
  20 import org.eclipse.jface.viewers.ISelection;
  21 import org.eclipse.jface.viewers.StructuredSelection;
  22 import org.eclipse.swt.widgets.Shell;
  23 import org.eclipse.ui.PartInitException;
  24 import org.eclipse.ui.handlers.HandlerUtil;
  25
  26 import eu.etaxonomy.cdm.model.taxon.Synonym;
  27 import eu.etaxonomy.cdm.model.taxon.Taxon;
  28 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  29 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
  30 import eu.etaxonomy.taxeditor.editor.Page;
  31 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  32 import eu.etaxonomy.taxeditor.propertysheet.name.SynonymPropertySource;
  33 import eu.etaxonomy.taxeditor.store.CdmStore;
  34 import eu.etaxonomy.taxeditor.store.operations.SwapSynonymAndAcceptedOperation;
  35
  36 /**
  37  * @author n.hoffmann
  38  * @created 21.04.2009
  39  * @version 1.0
  40  */
  41 public class SwapSynonymAndAcceptedHandler extends AbstractHandler implements
  42                 IHandler {
  43         private static final Logger logger = Logger
  44                         .getLogger(SwapSynonymAndAcceptedHandler.class);
  45
  46         /* (non-Javadoc)
  47          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  48          */
  49         public Object execute(ExecutionEvent event) throws ExecutionException {
  50                 MultiPageTaxonEditor multiEditor = EditorUtil.getActiveEditor();
  51
  52                 if (multiEditor.isDirty()) {
  53                         if (!MessageDialog.openConfirm((Shell) multiEditor.getAdapter(Shell.class), "Save before proceeding",
  54                                         "All changes must be saved before proceeding.\n\n" +
  55                                         "Save current changes?")) {
  56                                 return null;
  57                         }
  58                         multiEditor.doSave(null);
  59                 }
  60
  61                 TaxonNameEditor editor = (TaxonNameEditor) multiEditor.getPage(Page.NAME);
  62
  63                 ISelection menuSelection = HandlerUtil.getActiveMenuSelection(event);
  64                 Synonym synonym = (Synonym) ((SynonymPropertySource) ((StructuredSelection) menuSelection).getFirstElement()).getTaxonBase();
  65
  66
  67                 SwapSynonymAndAcceptedOperation operation;
  68
  69                 try {
  70                         operation = new SwapSynonymAndAcceptedOperation(event.getCommand().getName(), editor.getUndoContext(),
  71                                                                 editor.getTaxon(), synonym, editor);
  72                         EditorUtil.executeOperation(operation);
  73
  74                         // TODO this is all very spooky
  75                         // After performing the logic we do have to mangle around with the windows
  76                         Taxon newTaxon = operation.getNewTaxon();
  77
  78                         // save and delete the taxon data
  79                         CdmStore.getTaxonService().save(newTaxon);
  80                         CdmStore.getTaxonService().delete(editor.getTaxon());
  81
  82                         multiEditor.doSave(null);
  83                         EditorUtil.close(multiEditor);
  84
  85                         // open an editor with the new
  86                         EditorUtil.open(newTaxon.getUuid());
  87
  88                 } catch (NotDefinedException e) {
  89                         logger.warn("Command name not set");
  90                 } catch (PartInitException e) {
  91                         logger.error("Could not open editor with new taxon", e);
  92                 }
  93
  94                 return null;
  95         }
  96 }