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.HashSet;
  14 import java.util.Map;
  15 import java.util.Set;
  16
  17 import org.eclipse.core.commands.ExecutionException;
  18 import org.eclipse.core.commands.operations.IUndoContext;
  19 import org.eclipse.core.runtime.IAdaptable;
  20 import org.eclipse.core.runtime.IProgressMonitor;
  21 import org.eclipse.core.runtime.IStatus;
  22 import org.eclipse.core.runtime.Status;
  23
  24 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  25 import eu.etaxonomy.cdm.api.service.ITaxonNodeService;
  26 import eu.etaxonomy.cdm.model.common.CdmBase;
  27 import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
  28 import eu.etaxonomy.cdm.model.taxon.IllegalAncestryException;
  29 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  30 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  31 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  32 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  33 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  34 import eu.etaxonomy.taxeditor.store.CdmStore;
  35
  36 /**
  37  * Change the taxonomic parent of a given taxon.
  38  *
  39  * @author n.hoffmann
  40  * @created 16.01.2009
  41  * @version 1.0
  42  */
  43 public class MoveTaxonOperation extends AbstractPersistentPostOperation {
  44
  45         /**
  46          * A reference to the new taxonomical parent.
  47          */
  48         private final ITaxonTreeNode newParentTreeNode;
  49         /**
  50          * A reference to the former taxonomical parents
  51          */
  52         private final Map<TaxonNode, ITaxonTreeNode> oldParentTreeNodes;
  53
  54         private final Set<TaxonNode> taxonNodes;
  55
  56         private final ICdmEntitySessionEnabled cdmEntitySessionEnabled;
  57         /**
  58          * <p>Constructor for MoveTaxonOperation.</p>
  59          *
  60          * @param label a {@link java.lang.String} object.
  61          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  62          * @param taxonNodes a {@link java.util.Set} object.
  63          * @param newParentTreeNode a {@link eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode} object.
  64          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  65          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  66          */
  67         public MoveTaxonOperation(String label,
  68                 IUndoContext undoContext,
  69                         Set<TaxonNode> taxonNodes,
  70                         ITaxonTreeNode newParentTreeNode,
  71                         IPostOperationEnabled postOperationEnabled,
  72                         IConversationEnabled conversationEnabled,
  73             ICdmEntitySessionEnabled cdmEntitySessionEnabled) {
  74                 super(label, undoContext, postOperationEnabled, conversationEnabled, cdmEntitySessionEnabled);
  75
  76                 this.taxonNodes = taxonNodes;
  77
  78                 this.newParentTreeNode = newParentTreeNode;
  79
  80                 // Save old parent ITaxonTreeNodes for undo
  81                 oldParentTreeNodes = new HashMap<TaxonNode, ITaxonTreeNode>();
  82                 for(TaxonNode taxonNode : taxonNodes){
  83                         this.oldParentTreeNodes.put(taxonNode, taxonNode.getParent());
  84                 }
  85
  86                 this.cdmEntitySessionEnabled = cdmEntitySessionEnabled;
  87         }
  88
  89         /* (non-Javadoc)
  90          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  91          */
  92         /** {@inheritDoc} */
  93         @Override
  94         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  95                         throws ExecutionException {
  96                 bind();
  97                 monitor.worked(20);
  98
  99                 Set<CdmBase> affectedObjects = new HashSet<CdmBase>();
 100                 try {
 101                         for (TaxonNode taxonNode : taxonNodes){
 102                             TaxonNode newTaxonNode = CdmStore.getService( ITaxonNodeService.class).moveTaxonNode(taxonNode.getUuid(), newParentTreeNode.getUuid());
 103                                 affectedObjects.add(newTaxonNode.getParent());
 104                                 //FIXME:Remoting testing until UpdateResult is ready
 105                                 affectedObjects.add(newTaxonNode.getParent().getParent());
 106                                 cdmEntitySessionEnabled.getCdmEntitySession().update(newTaxonNode, affectedObjects);
 107                                 monitor.worked(2);
 108                         }
 109
 110
 111
 112                 } catch(IllegalAncestryException e) {
 113                         MessagingUtils.warningDialog("Illegal ancestry", this, e.getMessage());
 114                 }
 115                 monitor.worked(40);
 116
 117                 return postExecute(null);
 118         }
 119
 120         /* (non-Javadoc)
 121          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 122          */
 123         /** {@inheritDoc} */
 124         @Override
 125         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 126                         throws ExecutionException {
 127                 return execute(monitor, info);
 128         }
 129
 130         /* (non-Javadoc)
 131          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 132          */
 133         /** {@inheritDoc} */
 134         @Override
 135         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 136                         throws ExecutionException {
 137                 MessagingUtils.warn(this.getClass(), "Not implemented yet.");
 138
 139                 // iterate over oldParentTreeNodes, delete each TaxonNode from its actual parent and add to its former parent
 140
 141                 return Status.OK_STATUS;
 142         }
 143 }