taxeditor-store/src/main/java/eu/etaxonomy/taxeditor/operations/DeleteTaxonomicTreeOperation.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.operations;
  12
  13 import java.util.UUID;
  14
  15 import org.apache.log4j.Logger;
  16 import org.eclipse.core.commands.ExecutionException;
  17 import org.eclipse.core.commands.operations.IUndoContext;
  18 import org.eclipse.core.runtime.IAdaptable;
  19 import org.eclipse.core.runtime.IProgressMonitor;
  20 import org.eclipse.core.runtime.IStatus;
  21
  22 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  23 import eu.etaxonomy.cdm.model.taxon.TaxonomicTree;
  24 import eu.etaxonomy.taxeditor.store.CdmStore;
  25
  26 /**
  27  * @author n.hoffmann
  28  * @created 23.06.2009
  29  * @version 1.0
  30  */
  31 public class DeleteTaxonomicTreeOperation extends AbstractPostOperation {
  32
  33         private static final Logger logger = Logger
  34                                 .getLogger(DeleteTaxonomicTreeOperation.class);
  35
  36         private TaxonomicTree taxonomicTree;
  37
  38
  39         /**
  40          * @param label
  41          * @param undoContext
  42          * @param taxonNode
  43          * @param postOperationEnabled
  44          */
  45         public DeleteTaxonomicTreeOperation(String label, IUndoContext undoContext,
  46                         TaxonomicTree taxonomicTree) {
  47                 super(label, undoContext, null);
  48
  49                 this.taxonomicTree = taxonomicTree;
  50
  51         }
  52
  53
  54
  55         /* (non-Javadoc)
  56          * @see org.eclipse.core.commands.operations.IUndoableOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  57          */
  58         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  59                         throws ExecutionException {
  60
  61                 deleteTaxonomicTreeIsolated(taxonomicTree.getUuid());
  62
  63                 return postExecute(null);
  64         }
  65
  66         /* (non-Javadoc)
  67          * @see org.eclipse.core.commands.operations.IUndoableOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  68          */
  69         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  70                         throws ExecutionException {
  71                 // TODO Auto-generated method stub
  72                 return null;
  73         }
  74
  75
  76         /* (non-Javadoc)
  77          * @see org.eclipse.core.commands.operations.IUndoableOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  78          */
  79         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
  80                         throws ExecutionException {
  81                 // TODO Auto-generated method stub
  82                 return null;
  83         }
  84
  85         /**
  86          * @param uuid
  87          */
  88         private boolean deleteTaxonomicTreeIsolated(UUID uuid) {
  89                 // get a new conversation
  90                 ConversationHolder conversation = CdmStore.NewTransactionalConversation();
  91
  92                 TaxonomicTree taxonomicTree = CdmStore.getTaxonService().getTaxonomicTreeByUuid(uuid);
  93                 CdmStore.getTaxonService().removeTaxonomicTree(taxonomicTree);
  94
  95                 // commit the conversation
  96                 conversation.commit(true);
  97                 return true;
  98         }
  99 }