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 import org.eclipse.jface.dialogs.MessageDialog;
  21
  22 import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
  23 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  24 import eu.etaxonomy.cdm.api.service.DeleteResult;
  25 import eu.etaxonomy.cdm.api.service.IClassificationService;
  26 import eu.etaxonomy.cdm.api.service.ITaxonNodeService;
  27 import eu.etaxonomy.cdm.api.service.config.TaxonDeletionConfigurator;
  28 import eu.etaxonomy.cdm.model.common.CdmBase;
  29 import eu.etaxonomy.cdm.model.taxon.Classification;
  30 import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
  31 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  32 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  33 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  34 import eu.etaxonomy.taxeditor.store.CdmStore;
  35
  36 /**
  37  * <p>DeleteTreeNodeOperation class.</p>
  38  *
  39  * @author n.hoffmann
  40  * @created Jan 20, 2010
  41  * @version 1.0
  42  */
  43 public class DeleteOperation extends AbstractPersistentPostOperation{
  44
  45         private Set<ITaxonTreeNode> treeNodes;
  46         protected final TaxonDeletionConfigurator config;
  47
  48
  49         /**
  50          * <p>Constructor for DeleteTreeNodeOperation.</p>
  51          *
  52          * @param label a {@link java.lang.String} object.
  53          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  54          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  55          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  56          * @param treeNodes a {@link java.util.Set} object.
  57          */
  58         public DeleteOperation(String label, IUndoContext undoContext,
  59                         ITaxonTreeNode taxonNode, TaxonDeletionConfigurator config,
  60                         IPostOperationEnabled postOperationEnabled,
  61                         IConversationEnabled conversationEnabled) {
  62                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  63                 this.taxonNode = (ITaxonTreeNode)CdmBase.deproxy(taxonNode, CdmBase.class);
  64                 this.config = config;
  65         }
  66
  67         /**
  68          * <p>Constructor for DeleteTreeNodeOperation.</p>
  69          *
  70          * @param label a {@link java.lang.String} object.
  71          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  72          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  73          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  74          * @param treeNodes a {@link java.util.Set} object.
  75          */
  76         public DeleteOperation(String label, IUndoContext undoContext,
  77                         Set<ITaxonTreeNode> treeNodes, TaxonDeletionConfigurator config,
  78                         IPostOperationEnabled postOperationEnabled,
  79                         IConversationEnabled conversationEnabled) {
  80                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  81                 this.treeNodes = treeNodes;
  82                 this.config = config;
  83         }
  84
  85
  86         /* (non-Javadoc)
  87          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  88          */
  89         /** {@inheritDoc} */
  90         @Override
  91         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  92                         throws ExecutionException {
  93
  94                 bind();
  95                 monitor.worked(20);
  96                 ICdmApplicationConfiguration controller = CdmStore.getCurrentApplicationConfiguration();
  97                 ITaxonNodeService service = controller.getTaxonNodeService();
  98                         if(taxonNode != null && taxonNode instanceof TaxonNode){
  99                                 //((TaxonNode) treeNode).delete();
 100
 101                                 element = ((TaxonNode)taxonNode).getTaxon();
 102
 103                                 DeleteResult result = service.deleteTaxonNode((TaxonNode)taxonNode, config);
 104                                 if (result.isError()){
 105                                         //TODO:Error message!
 106                                         MessageDialog.openError(null, "Delete failed", result.getExceptions().get(0).getMessage());
 107                                 }
 108
 109
 110                         }else if(taxonNode != null && taxonNode instanceof Classification){
 111                                 Classification taxonomicTree = (Classification) taxonNode;
 112                                 /*if(taxonomicTree.hasChildNodes()){
 113                                         if(! MessageDialog.openConfirm(null, "Confirm Deletion", "The selected tree has children, do yu realy want to delete the whole tree with its children?")){
 114                                                 return null;
 115                                         }
 116                                 }*/
 117
 118                                 DeleteResult result = CdmStore.getService(IClassificationService.class).delete(taxonomicTree);
 119                                 if (result.isError()){
 120                                         //TODO:Error message!
 121                                         MessageDialog.openError(null, "Delete failed", result.getExceptions().get(0).getMessage());
 122                                 }
 123
 124                                 /*}else{
 125                                         try{
 126                                         CdmStore.getService(IClassificationService.class).delete(taxonomicTree);
 127                                         }catch(ReferencedObjectUndeletableException e){
 128                                                 throw new ExecutionException(e.getMessage());
 129                                         }
 130                                 }*/
 131                         } else {
 132
 133                                 DeleteResult result =service.deleteTaxonNodes(treeNodes, config);
 134                                 if (result.isError()){
 135                                         //TODO:Error message!
 136                                         MessageDialog.openError(null, "Delete failed", result.getExceptions().get(0).getMessage());
 137                                 }
 138                         }
 139
 140                 monitor.worked(40);
 141                 return postExecute(null);
 142         }
 143
 144         /* (non-Javadoc)
 145          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 146          */
 147         /** {@inheritDoc} */
 148         @Override
 149         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 150                         throws ExecutionException {
 151                 return null;
 152         }
 153
 154         /* (non-Javadoc)
 155          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 156          */
 157         /** {@inheritDoc} */
 158         @Override
 159         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 160                         throws ExecutionException {
 161                 return null;
 162         }
 163 }