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.api.service.exception.ReferencedObjectUndeletableException;
  30 import eu.etaxonomy.cdm.model.common.CdmBase;
  31 import eu.etaxonomy.cdm.model.common.ITreeNode;
  32 import eu.etaxonomy.cdm.model.taxon.Classification;
  33 import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
  34 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  35 import eu.etaxonomy.taxeditor.operation.AbstractPersistentPostOperation;
  36 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  37 import eu.etaxonomy.taxeditor.store.CdmStore;
  38 import eu.etaxonomy.taxeditor.store.StoreUtil;
  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         private 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                                 taxon = ((TaxonNode)taxonNode).getTaxon();
 106                                 try {
 107                                         service.deleteTaxonNode((TaxonNode)taxonNode, config);
 108                                 } catch (DataChangeNoRollbackException e) {
 109
 110                                         throw new ExecutionException(e.getMessage());
 111
 112                                 }
 113
 114                         }else if(taxonNode != null && taxonNode instanceof Classification){
 115                                 Classification taxonomicTree = (Classification) taxonNode;
 116                                 if(taxonomicTree.hasChildNodes()){
 117                                         StoreUtil.warningDialog("Tree is not empty", this, "It is not possible to delete a Taxonomic Tree that " +
 118                                                         "is not empty. Please delete included taxa first");
 119                                 }else{
 120                                         try{
 121                                         CdmStore.getService(IClassificationService.class).delete(taxonomicTree);
 122                                         }catch(ReferencedObjectUndeletableException e){
 123                                                 throw new ExecutionException(e.getMessage());
 124                                         }
 125                                 }
 126                         } else {
 127                                 try {
 128                                         service.deleteTaxonNodes(treeNodes, config);
 129                                 } catch (DataChangeNoRollbackException e) {
 130                                         throw new ExecutionException(e.getMessage());
 131                                 }
 132                         }
 133
 134                 monitor.worked(40);
 135                 return postExecute(null);
 136         }
 137
 138         /* (non-Javadoc)
 139          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 140          */
 141         /** {@inheritDoc} */
 142         @Override
 143         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 144                         throws ExecutionException {
 145                 return null;
 146         }
 147
 148         /* (non-Javadoc)
 149          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 150          */
 151         /** {@inheritDoc} */
 152         @Override
 153         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 154                         throws ExecutionException {
 155                 return null;
 156         }
 157 }