eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/operation/MoveTaxonOperation.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.navigator.operation;
  11
  12 import java.util.HashMap;
  13 import java.util.Map;
  14 import java.util.Set;
  15
  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 import org.eclipse.core.runtime.Status;
  22
  23 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  24 import eu.etaxonomy.cdm.api.service.ITaxonNodeService;
  25 import eu.etaxonomy.cdm.api.service.UpdateResult;
  26 import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
  27 import eu.etaxonomy.cdm.model.taxon.IllegalAncestryException;
  28 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  29 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  30 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  31 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  32 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  33 import eu.etaxonomy.taxeditor.store.CdmStore;
  34
  35 /**
  36  * Change the taxonomic parent of a given taxon.
  37  *
  38  * @author n.hoffmann
  39  * @created 16.01.2009
  40  * @version 1.0
  41  */
  42 public class MoveTaxonOperation extends AbstractPersistentPostOperation {
  43
  44         /**
  45          * A reference to the new taxonomical parent.
  46          */
  47         private final ITaxonTreeNode newParentTreeNode;
  48         /**
  49          * A reference to the former taxonomical parents
  50          */
  51         private final Map<TaxonNode, ITaxonTreeNode> oldParentTreeNodes;
  52
  53         private final Set<TaxonNode> taxonNodes;
  54
  55
  56         /**
  57          * <p>Constructor for MoveTaxonOperation.</p>
  58          *
  59          * @param label a {@link java.lang.String} object.
  60          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  61          * @param taxonNodes a {@link java.util.Set} object.
  62          * @param newParentTreeNode a {@link eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode} object.
  63          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  64          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  65          */
  66         public MoveTaxonOperation(String label,
  67                 IUndoContext undoContext,
  68                         Set<TaxonNode> taxonNodes,
  69                         ITaxonTreeNode newParentTreeNode,
  70                         IPostOperationEnabled postOperationEnabled,
  71                         IConversationEnabled conversationEnabled,
  72             ICdmEntitySessionEnabled cdmEntitySessionEnabled) {
  73                 super(label, undoContext, postOperationEnabled, conversationEnabled, cdmEntitySessionEnabled);
  74
  75                 this.taxonNodes = taxonNodes;
  76
  77                 this.newParentTreeNode = newParentTreeNode;
  78
  79                 // Save old parent ITaxonTreeNodes for undo
  80                 oldParentTreeNodes = new HashMap<TaxonNode, ITaxonTreeNode>();
  81                 for(TaxonNode taxonNode : taxonNodes){
  82                         this.oldParentTreeNodes.put(taxonNode, taxonNode.getParent());
  83                 }
  84
  85
  86         }
  87
  88         /* (non-Javadoc)
  89          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  90          */
  91         /** {@inheritDoc} */
  92         @Override
  93         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  94                         throws ExecutionException {
  95                 bind();
  96                 monitor.worked(20);
  97
  98
  99                 try {
 100                         for (TaxonNode taxonNode : taxonNodes){
 101                             UpdateResult result = CdmStore.getService( ITaxonNodeService.class).moveTaxonNode(taxonNode.getUuid(), newParentTreeNode.getUuid());
 102                                 monitor.worked(2);
 103                         }
 104
 105
 106
 107                 } catch(IllegalAncestryException e) {
 108                         MessagingUtils.warningDialog("Illegal ancestry", this, e.getMessage());
 109                 }
 110                 monitor.worked(40);
 111
 112                 return postExecute(null);
 113         }
 114
 115         /* (non-Javadoc)
 116          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 117          */
 118         /** {@inheritDoc} */
 119         @Override
 120         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 121                         throws ExecutionException {
 122                 return execute(monitor, info);
 123         }
 124
 125         /* (non-Javadoc)
 126          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 127          */
 128         /** {@inheritDoc} */
 129         @Override
 130         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 131                         throws ExecutionException {
 132                 MessagingUtils.warn(this.getClass(), "Not implemented yet.");
 133
 134                 // iterate over oldParentTreeNodes, delete each TaxonNode from its actual parent and add to its former parent
 135
 136                 return Status.OK_STATUS;
 137         }
 138 }