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.List;
  14 import java.util.Set;
  15 import java.util.UUID;
  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.jface.dialogs.MessageDialog;
  23
  24 import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
  25 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  26 import eu.etaxonomy.cdm.api.service.DeleteResult;
  27 import eu.etaxonomy.cdm.api.service.IClassificationService;
  28 import eu.etaxonomy.cdm.api.service.ITaxonNodeService;
  29 import eu.etaxonomy.cdm.api.service.config.TaxonDeletionConfigurator;
  30 import eu.etaxonomy.cdm.api.service.exception.DataChangeNoRollbackException;
  31 import eu.etaxonomy.cdm.api.service.exception.ReferencedObjectUndeletableException;
  32 import eu.etaxonomy.cdm.model.common.CdmBase;
  33 import eu.etaxonomy.cdm.model.taxon.Classification;
  34 import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
  35 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  36 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  37 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  38 import eu.etaxonomy.taxeditor.store.CdmStore;
  39
  40 /**
  41  * <p>DeleteTreeNodeOperation class.</p>
  42  *
  43  * @author n.hoffmann
  44  * @created Jan 20, 2010
  45  * @version 1.0
  46  */
  47 public class DeleteOperation extends AbstractPersistentPostOperation{
  48
  49         private Set<ITaxonTreeNode> treeNodes;
  50         protected final TaxonDeletionConfigurator config;
  51
  52
  53         /**
  54          * <p>Constructor for DeleteTreeNodeOperation.</p>
  55          *
  56          * @param label a {@link java.lang.String} object.
  57          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  58          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  59          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  60          * @param treeNodes a {@link java.util.Set} object.
  61          */
  62         public DeleteOperation(String label, IUndoContext undoContext,
  63                         ITaxonTreeNode taxonNode, TaxonDeletionConfigurator config,
  64                         IPostOperationEnabled postOperationEnabled,
  65                         IConversationEnabled conversationEnabled) {
  66                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  67                 this.taxonNode = (ITaxonTreeNode)CdmBase.deproxy(taxonNode, CdmBase.class);
  68                 this.config = config;
  69         }
  70
  71         /**
  72          * <p>Constructor for DeleteTreeNodeOperation.</p>
  73          *
  74          * @param label a {@link java.lang.String} object.
  75          * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
  76          * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.
  77          * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.
  78          * @param treeNodes a {@link java.util.Set} object.
  79          */
  80         public DeleteOperation(String label, IUndoContext undoContext,
  81                         Set<ITaxonTreeNode> treeNodes, TaxonDeletionConfigurator config,
  82                         IPostOperationEnabled postOperationEnabled,
  83                         IConversationEnabled conversationEnabled) {
  84                 super(label, undoContext, postOperationEnabled, conversationEnabled);
  85                 this.treeNodes = treeNodes;
  86                 this.config = config;
  87         }
  88
  89
  90         /* (non-Javadoc)
  91          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  92          */
  93         /** {@inheritDoc} */
  94         @Override
  95         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  96                         throws ExecutionException {
  97
  98                 bind();
  99                 monitor.worked(20);
 100                 ICdmApplicationConfiguration controller = CdmStore.getCurrentApplicationConfiguration();
 101                 ITaxonNodeService service = controller.getTaxonNodeService();
 102                         if(taxonNode != null && taxonNode instanceof TaxonNode){
 103                                 //((TaxonNode) treeNode).delete();
 104
 105                                 element = ((TaxonNode)taxonNode).getTaxon();
 106
 107                                 DeleteResult result = service.deleteTaxonNode((TaxonNode)taxonNode, config);
 108                                 if (result.isError()){
 109                                         //TODO:Error message!
 110                                         MessageDialog.openError(null, "Delete failed", result.getExceptions().get(0).getMessage());
 111                                 }
 112
 113
 114                         }else if(taxonNode != null && taxonNode instanceof Classification){
 115                                 Classification taxonomicTree = (Classification) taxonNode;
 116                                 /*if(taxonomicTree.hasChildNodes()){
 117                                         if(! MessageDialog.openConfirm(null, "Confirm Deletion", "The selected tree has children, do yu realy want to delete the whole tree with its children?")){
 118                                                 return null;
 119                                         }
 120                                 }*/
 121
 122                                 DeleteResult result = CdmStore.getService(IClassificationService.class).delete(taxonomicTree);
 123                                 if (result.isError()){
 124                                         //TODO:Error message!
 125                                         MessageDialog.openError(null, "Delete failed", result.getExceptions().get(0).getMessage());
 126                                 }
 127
 128                                 /*}else{
 129                                         try{
 130                                         CdmStore.getService(IClassificationService.class).delete(taxonomicTree);
 131                                         }catch(ReferencedObjectUndeletableException e){
 132                                                 throw new ExecutionException(e.getMessage());
 133                                         }
 134                                 }*/
 135                         } else {
 136
 137                                 List<UUID> result =service.deleteTaxonNodes(treeNodes, config);
 138
 139                         }
 140
 141                 monitor.worked(40);
 142                 return postExecute(null);
 143         }
 144
 145         /* (non-Javadoc)
 146          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 147          */
 148         /** {@inheritDoc} */
 149         @Override
 150         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 151                         throws ExecutionException {
 152                 return null;
 153         }
 154
 155         /* (non-Javadoc)
 156          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 157          */
 158         /** {@inheritDoc} */
 159         @Override
 160         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 161                         throws ExecutionException {
 162                 return null;
 163         }
 164 }