eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/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.navigator.operation;
  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.application.CdmApplicationController;
  22 import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
  23 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  24 import eu.etaxonomy.cdm.api.service.IClassificationService;
  25 import eu.etaxonomy.cdm.api.service.ITaxonNodeService;
  26 import eu.etaxonomy.cdm.api.service.ITaxonService;
  27 import eu.etaxonomy.cdm.api.service.config.TaxonDeletionConfigurator;
  28 import eu.etaxonomy.cdm.api.service.exception.DataChangeNoRollbackException;
  29 import eu.etaxonomy.cdm.model.common.ITreeNode;
  30 import eu.etaxonomy.cdm.model.taxon.Classification;
  31 import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
  32 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  33 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  34 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  35 import eu.etaxonomy.taxeditor.store.CdmStore;
  36 import eu.etaxonomy.taxeditor.store.StoreUtil;
  37
  38 /**
  39  * <p>DeleteTreeNodeOperation class.</p>
  40  *
  41  * @author n.hoffmann
  42  * @created Jan 20, 2010
  43  * @version 1.0
  44  */
  45 public class DeleteOperation extends AbstractPersistentPostOperation{
  46
  47         private Set<ITaxonTreeNode> treeNodes;
  48         private TaxonDeletionConfigurator config;
  49
  50
  51         /**
  52          * <p>Constructor for DeleteTreeNodeOperation.</p>
  53          *
  54          * @param label a {@link java.lang.String} object.
  55          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  56          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  57          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  58          * @param treeNodes a {@link java.util.Set} object.
  59          */
  60         public DeleteOperation(String label, IUndoContext undoContext,
  61                         ITaxonTreeNode taxonNode, TaxonDeletionConfigurator config,
  62                         IPostOperationEnabled postOperationEnabled,
  63                         IConversationEnabled conversationEnabled) {
  64                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  65                 this.taxonNode = taxonNode;
  66                 this.config = config;
  67         }
  68
  69         /**
  70          * <p>Constructor for DeleteTreeNodeOperation.</p>
  71          *
  72          * @param label a {@link java.lang.String} object.
  73          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  74          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  75          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  76          * @param treeNodes a {@link java.util.Set} object.
  77          */
  78         public DeleteOperation(String label, IUndoContext undoContext,
  79                         Set<ITaxonTreeNode> treeNodes, TaxonDeletionConfigurator config,
  80                         IPostOperationEnabled postOperationEnabled,
  81                         IConversationEnabled conversationEnabled) {
  82                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  83                 this.treeNodes = treeNodes;
  84                 this.config = config;
  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
  96                 bind();
  97                 monitor.worked(20);
  98                 ICdmApplicationConfiguration controller = CdmStore.getCurrentApplicationConfiguration();
  99                 ITaxonNodeService service = controller.getTaxonNodeService();
 100                         if(taxonNode != null && taxonNode instanceof TaxonNode){
 101                                 //((TaxonNode) treeNode).delete();
 102
 103                                 taxon = ((TaxonNode)taxonNode).getTaxon();
 104                                 try {
 105                                         service.deleteTaxonNode((TaxonNode)taxonNode, config);
 106                                 } catch (DataChangeNoRollbackException e) {
 107
 108                                         throw new ExecutionException(e.getMessage());
 109
 110                                 }
 111
 112                         }else if(taxonNode != null && taxonNode instanceof Classification){
 113                                 Classification taxonomicTree = (Classification) taxonNode;
 114                                 if(taxonomicTree.hasChildNodes()){
 115                                         StoreUtil.warningDialog("Tree is not empty", this, "It is not possible to delete a Taxonomic Tree that " +
 116                                                         "is not empty. Please delete included taxa first");
 117                                 }else{
 118                                         CdmStore.getService(IClassificationService.class).delete(taxonomicTree);
 119                                 }
 120                         } else {
 121                                 try {
 122                                         service.deleteTaxonNodes(treeNodes, config);
 123                                 } catch (DataChangeNoRollbackException e) {
 124                                         throw new ExecutionException(e.getMessage());
 125                                 }
 126                         }
 127
 128                 monitor.worked(40);
 129                 return postExecute(null);
 130         }
 131
 132         /* (non-Javadoc)
 133          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 134          */
 135         /** {@inheritDoc} */
 136         @Override
 137         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 138                         throws ExecutionException {
 139                 return null;
 140         }
 141
 142         /* (non-Javadoc)
 143          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 144          */
 145         /** {@inheritDoc} */
 146         @Override
 147         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 148                         throws ExecutionException {
 149                 return null;
 150         }
 151 }