eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/operation/DeleteTermBaseOperation.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2009 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 package eu.etaxonomy.taxeditor.editor.definedterm.operation;
  11
  12 import org.eclipse.core.commands.ExecutionException;
  13 import org.eclipse.core.commands.operations.IUndoContext;
  14 import org.eclipse.core.runtime.IAdaptable;
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.core.runtime.Status;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19
  20 import eu.etaxonomy.cdm.api.service.DeleteResult;
  21 import eu.etaxonomy.cdm.api.service.ITermService;
  22 import eu.etaxonomy.cdm.api.service.IVocabularyService;
  23 import eu.etaxonomy.cdm.api.service.exception.DataChangeNoRollbackException;
  24 import eu.etaxonomy.cdm.model.common.DefinedTerm;
  25 import eu.etaxonomy.cdm.model.common.DefinedTermBase;
  26 import eu.etaxonomy.cdm.model.common.TermBase;
  27 import eu.etaxonomy.cdm.model.common.TermVocabulary;
  28 import eu.etaxonomy.taxeditor.editor.definedterm.DefinedTermEditor;
  29 import eu.etaxonomy.taxeditor.editor.definedterm.input.TermEditorInput;
  30 import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
  31 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  32 import eu.etaxonomy.taxeditor.store.CdmStore;
  33 import eu.etaxonomy.taxeditor.store.StoreUtil;
  34
  35 /**
  36  * @author l.morris
  37  * @date 22 Dec 2011
  38  *
  39  */
  40 public class DeleteTermBaseOperation extends AbstractPostTaxonOperation {
  41
  42         private TermEditorInput definedEditorInput;
  43         private TermBase termBase;
  44         private DefinedTermEditor definedTermEditor;
  45         /**
  46          * @param label
  47          * @param undoContext
  48          * @param postOperationEnabled
  49          */
  50         public DeleteTermBaseOperation(String label,
  51                         IUndoContext undoContext,
  52                         TermBase termBase,
  53                         TermEditorInput definedEditorInput,
  54                         IPostOperationEnabled postOperationEnabled) {
  55                 super(label, undoContext, postOperationEnabled);
  56                 this.termBase = termBase;
  57                 this.definedEditorInput = definedEditorInput;
  58         }
  59
  60         /* (non-Javadoc)
  61          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  62          */
  63         @Override
  64         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  65                         throws ExecutionException {
  66
  67
  68
  69                 if (termBase instanceof TermVocabulary) {
  70                         if (((TermVocabulary)termBase).getCreatedBy() == null) {
  71                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This is a CDM system vocabulary");
  72                                 StoreUtil.warningDialog("Cannot delete vocabulary", termBase, status);
  73                                 return status;
  74                         }
  75
  76                         if (!((TermVocabulary)termBase).getTerms().isEmpty()) {
  77                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Delete all terms from this vocaulary before deleting the vocabulary.");
  78                                 StoreUtil.warningDialog("Vocabulary not empty", termBase, status);
  79                                 return status;
  80                         }
  81
  82                         definedEditorInput.getVocabularies().remove((TermVocabulary)termBase);
  83
  84                         DeleteResult result =   CdmStore.getService(IVocabularyService.class).delete((TermVocabulary)termBase);
  85                         if (result.isError()){
  86                                 //TODO: Error message!
  87                         }
  88
  89                 } else if (termBase instanceof DefinedTermBase) {
  90
  91
  92                         DefinedTermBase definedTermBase = (DefinedTermBase) termBase;
  93
  94                         if (((DefinedTermBase)termBase).getCreatedBy() == null) {
  95                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This is a CDM system defined term");
  96                                 StoreUtil.warningDialog("Cannot delete defined term", termBase, status);
  97                                 return status;
  98                         }
  99                         if(!definedTermBase.getIncludes().isEmpty()){
 100                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This term includes other terms. Please delete the included terms before deleting this term.");
 101                                 StoreUtil.warningDialog("Term has included terms", termBase, status);
 102                                 return status;
 103                         }
 104
 105
 106                         DefinedTermBase partOf = definedTermBase.getPartOf();
 107                         if(partOf != null){
 108                                 partOf.removeIncludes(definedTermBase);
 109                         }
 110
 111                         DefinedTermBase kindOf = definedTermBase.getKindOf();
 112                         if(kindOf != null){
 113                                 definedTermBase.removeGeneralization(kindOf);
 114                         }
 115
 116                         TermVocabulary vocabulary = definedTermBase.getVocabulary();
 117                         if(vocabulary != null){
 118                                 vocabulary.removeTerm(definedTermBase);
 119                         }
 120
 121                         DeleteResult result =   CdmStore.getService(ITermService.class).delete((DefinedTermBase)termBase);
 122
 123                         if (result.isError()){
 124                                 MessageDialog.openError(null, "Delete failed", result.getExceptions().get(0).getMessage());
 125                         }
 126                 }
 127
 128                 return postExecute(termBase);
 129         }
 130
 131         /* (non-Javadoc)
 132          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 133          */
 134         @Override
 135         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 136                         throws ExecutionException {
 137                 // TODO Auto-generated method stub
 138                 return null;
 139         }
 140
 141         /* (non-Javadoc)
 142          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 143          */
 144         @Override
 145         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 146                         throws ExecutionException {
 147                 // TODO Auto-generated method stub
 148                 return null;
 149         }
 150
 151 }