eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/key/polytomous/operation/DeleteOperation.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.key.polytomous.operation;
  12
  13 import org.eclipse.core.commands.ExecutionException;
  14 import org.eclipse.core.commands.operations.IUndoContext;
  15 import org.eclipse.core.runtime.IAdaptable;
  16 import org.eclipse.core.runtime.IProgressMonitor;
  17 import org.eclipse.core.runtime.IStatus;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19
  20 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  21 import eu.etaxonomy.cdm.api.service.DeleteResult;
  22 import eu.etaxonomy.cdm.api.service.IPolytomousKeyService;
  23 import eu.etaxonomy.cdm.model.description.PolytomousKey;
  24 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  25 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  26 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  27 import eu.etaxonomy.taxeditor.store.CdmStore;
  28
  29 /**
  30  * @author n.hoffmann
  31  * @created Dec 2, 2010
  32  * @version 1.0
  33  */
  34 public class DeleteOperation extends AbstractPersistentPostOperation {
  35
  36         private final PolytomousKey key;
  37         private final ICdmEntitySessionEnabled cdmEntitySessionEnabled;
  38
  39
  40         /**
  41          * @param label
  42          * @param undoContext
  43          * @param postOperationEnabled
  44          */
  45         public DeleteOperation(String label, IUndoContext undoContext,
  46                         PolytomousKey key,
  47                         IPostOperationEnabled postOperationEnabled,
  48                         IConversationEnabled conversationEnabled,
  49                         ICdmEntitySessionEnabled cdmEntitySessionEnabled) {
  50                 super(label, undoContext, postOperationEnabled, conversationEnabled, cdmEntitySessionEnabled);
  51                 this.key = key;
  52                 this.cdmEntitySessionEnabled = cdmEntitySessionEnabled;
  53         }
  54
  55         @Override
  56         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  57                         throws ExecutionException {
  58                 bind();
  59
  60                 DeleteResult result = CdmStore.getService(IPolytomousKeyService.class).delete(key);
  61
  62                 if (result.isError() && !result.getExceptions().isEmpty()){
  63                         MessageDialog.openError(null, "Delete failed", result.getExceptions().iterator().next().getMessage());
  64
  65                 }else if(result.isAbort()){
  66                         MessageDialog.openWarning(null, "Delete abort", "The object could not be deleted, maybe there was no object selected.");
  67                 }
  68
  69                 return postExecute(null);
  70         }
  71
  72         @Override
  73         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  74                         throws ExecutionException {
  75                 return null;
  76         }
  77
  78         @Override
  79         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
  80                         throws ExecutionException {
  81                 return null;
  82         }
  83
  84 }