taxeditor-store/src/main/java/eu/etaxonomy/taxeditor/operations/DeleteTreeNodeOperation.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.Set;
  14
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.core.commands.operations.IUndoContext;
  17 import org.eclipse.core.runtime.IAdaptable;
  18 import org.eclipse.core.runtime.IProgressMonitor;
  19 import org.eclipse.core.runtime.IStatus;
  20
  21 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  22 import eu.etaxonomy.cdm.model.taxon.Classification;
  23 import eu.etaxonomy.cdm.model.taxon.ITreeNode;
  24 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  25 import eu.etaxonomy.taxeditor.store.CdmStore;
  26 import eu.etaxonomy.taxeditor.store.StoreUtil;
  27
  28 /**
  29  * <p>DeleteTreeNodeOperation class.</p>
  30  *
  31  * @author n.hoffmann
  32  * @created Jan 20, 2010
  33  * @version 1.0
  34  */
  35 public class DeleteTreeNodeOperation extends AbstractPersistentPostOperation{
  36
  37         private Set<ITreeNode> treeNodes;
  38
  39
  40         /**
  41          * <p>Constructor for DeleteTreeNodeOperation.</p>
  42          *
  43          * @param label a {@link java.lang.String} object.
  44          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  45          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operations.IPostOperationEnabled} object.
  46          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  47          * @param treeNodes a {@link java.util.Set} object.
  48          */
  49         public DeleteTreeNodeOperation(String label, IUndoContext undoContext,
  50                         Set<ITreeNode> treeNodes,
  51                         IPostOperationEnabled postOperationEnabled,
  52                         IConversationEnabled conversationEnabled) {
  53                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  54                 this.treeNodes = treeNodes;
  55         }
  56
  57
  58         /* (non-Javadoc)
  59          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  60          */
  61         /** {@inheritDoc} */
  62         @Override
  63         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  64                         throws ExecutionException {
  65
  66                 bind();
  67                 monitor.worked(20);
  68         for (ITreeNode treeNode : treeNodes){
  69                         if(treeNode instanceof TaxonNode){
  70                                 ((TaxonNode) treeNode).delete();
  71                         }else if(treeNode instanceof Classification){
  72                                 Classification taxonomicTree = (Classification) treeNode;
  73                                 if(taxonomicTree.hasChildNodes()){
  74                                         StoreUtil.warningDialog("Tree is not empty", this, "It is not possible to delete a Taxonomic Tree that " +
  75                                                         "is not empty. Please delete included taxa first");
  76                                 }else{
  77                                         CdmStore.getClassificationService().delete(taxonomicTree);
  78                                 }
  79                         }
  80                 }
  81                 monitor.worked(40);
  82                 return postExecute(null);
  83         }
  84
  85         /* (non-Javadoc)
  86          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  87          */
  88         /** {@inheritDoc} */
  89         @Override
  90         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  91                         throws ExecutionException {
  92                 // TODO Auto-generated method stub
  93                 return null;
  94         }
  95
  96         /* (non-Javadoc)
  97          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  98          */
  99         /** {@inheritDoc} */
 100         @Override
 101         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 102                         throws ExecutionException {
 103                 // TODO Auto-generated method stub
 104                 return null;
 105         }
 106 }