eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/key/polytomous/operation/DeleteOperation.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.key.polytomous.operation;
  11
  12 import org.eclipse.core.commands.ExecutionException;
  13 import org.eclipse.core.commands.operations.IUndoContext;
  14 import org.eclipse.core.runtime.IAdaptable;
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.jface.dialogs.MessageDialog;
  18
  19 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  20 import eu.etaxonomy.cdm.api.service.DeleteResult;
  21 import eu.etaxonomy.cdm.api.service.IPolytomousKeyService;
  22 import eu.etaxonomy.cdm.model.description.PolytomousKey;
  23 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  24 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  25 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  26 import eu.etaxonomy.taxeditor.store.CdmStore;
  27
  28 /**
  29  * @author n.hoffmann
  30  * @created Dec 2, 2010
  31  * @version 1.0
  32  */
  33 public class DeleteOperation extends AbstractPersistentPostOperation {
  34
  35         private final PolytomousKey key;
  36         private final ICdmEntitySessionEnabled cdmEntitySessionEnabled;
  37
  38
  39         /**
  40          * @param label
  41          * @param undoContext
  42          * @param postOperationEnabled
  43          */
  44         public DeleteOperation(String label, IUndoContext undoContext,
  45                         PolytomousKey key,
  46                         IPostOperationEnabled postOperationEnabled,
  47                         IConversationEnabled conversationEnabled,
  48                         ICdmEntitySessionEnabled cdmEntitySessionEnabled) {
  49                 super(label, undoContext, postOperationEnabled, conversationEnabled, cdmEntitySessionEnabled);
  50                 this.key = key;
  51                 this.cdmEntitySessionEnabled = cdmEntitySessionEnabled;
  52         }
  53
  54         @Override
  55         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  56                         throws ExecutionException {
  57                 bind();
  58
  59                 DeleteResult result = CdmStore.getService(IPolytomousKeyService.class).delete(key);
  60
  61                 if (result.isError() && !result.getExceptions().isEmpty()){
  62                         MessageDialog.openError(null, "Delete failed", result.getExceptions().iterator().next().getMessage());
  63
  64                 }else if(result.isAbort()){
  65                         MessageDialog.openWarning(null, "Delete abort", "The object could not be deleted, maybe there was no object selected.");
  66                 }
  67
  68                 return postExecute(null);
  69         }
  70
  71         @Override
  72         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  73                         throws ExecutionException {
  74                 return null;
  75         }
  76
  77         @Override
  78         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
  79                         throws ExecutionException {
  80                 return null;
  81         }
  82
  83 }