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.model.common.DefinedTermBase;
  24 import eu.etaxonomy.cdm.model.common.TermBase;
  25 import eu.etaxonomy.cdm.model.common.TermVocabulary;
  26 import eu.etaxonomy.taxeditor.editor.definedterm.DefinedTermEditor;
  27 import eu.etaxonomy.taxeditor.editor.definedterm.input.TermEditorInput;
  28 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  29 import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
  30 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  31 import eu.etaxonomy.taxeditor.store.CdmStore;
  32 import eu.etaxonomy.taxeditor.store.StoreUtil;
  33
  34 /**
  35  * @author l.morris
  36  * @date 22 Dec 2011
  37  *
  38  */
  39 public class DeleteTermBaseOperation extends AbstractPostTaxonOperation {
  40
  41         private final TermEditorInput definedEditorInput;
  42         private final TermBase termBase;
  43         private DefinedTermEditor definedTermEditor;
  44         /**
  45          * @param label
  46          * @param undoContext
  47          * @param postOperationEnabled
  48          */
  49         public DeleteTermBaseOperation(String label,
  50                         IUndoContext undoContext,
  51                         TermBase termBase,
  52                         TermEditorInput definedEditorInput,
  53                         IPostOperationEnabled postOperationEnabled) {
  54                 super(label, undoContext, postOperationEnabled);
  55                 this.termBase = termBase;
  56                 this.definedEditorInput = definedEditorInput;
  57         }
  58
  59         /* (non-Javadoc)
  60          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  61          */
  62         @Override
  63         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  64                         throws ExecutionException {
  65
  66
  67
  68                 if (termBase instanceof TermVocabulary) {
  69                         if (((TermVocabulary)termBase).getCreatedBy() == null) {
  70                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This is a CDM system vocabulary");
  71                                 MessagingUtils.warningDialog("Cannot delete vocabulary", termBase, status);
  72                                 return status;
  73                         }
  74
  75                         if (!((TermVocabulary)termBase).getTerms().isEmpty()) {
  76                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Delete all terms from this vocaulary before deleting the vocabulary.");
  77                                 MessagingUtils.warningDialog("Vocabulary not empty", termBase, status);
  78                                 return status;
  79                         }
  80
  81                         definedEditorInput.getVocabularies().remove(termBase);
  82
  83                         DeleteResult result =   CdmStore.getService(IVocabularyService.class).delete(termBase.getUuid());
  84                         if (result.isError()){
  85                                 StringBuffer errorString = new StringBuffer();
  86                                 for (Exception e:result.getExceptions()){
  87                                         errorString.append(e.getMessage() + "\\n");
  88                                 }
  89                                 MessageDialog.openError(null, "Delete failed", errorString.toString());
  90                         }
  91
  92                 } else if (termBase instanceof DefinedTermBase) {
  93
  94
  95                         DefinedTermBase definedTermBase = (DefinedTermBase) termBase;
  96
  97                         if (((DefinedTermBase)termBase).getCreatedBy() == null) {
  98                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This is a CDM system defined term");
  99                                 MessagingUtils.warningDialog("Cannot delete defined term", termBase, status);
 100                                 return status;
 101                         }
 102                         if(!definedTermBase.getIncludes().isEmpty()){
 103                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This term includes other terms. Please delete the included terms before deleting this term.");
 104                                 MessagingUtils.warningDialog("Term has included terms", termBase, status);
 105                                 return status;
 106                         }
 107
 108
 109                         DefinedTermBase partOf = definedTermBase.getPartOf();
 110                         if(partOf != null){
 111                                 partOf.removeIncludes(definedTermBase);
 112                         }
 113
 114                         DefinedTermBase kindOf = definedTermBase.getKindOf();
 115                         if(kindOf != null){
 116                                 definedTermBase.removeGeneralization(kindOf);
 117                         }
 118
 119                         TermVocabulary vocabulary = definedTermBase.getVocabulary();
 120                         if(vocabulary != null){
 121                                 vocabulary.removeTerm(definedTermBase);
 122                         }
 123
 124                         DeleteResult result =   CdmStore.getService(ITermService.class).delete(termBase.getUuid());
 125
 126                         if (result.isError()){
 127                                 StringBuffer errorString = new StringBuffer();
 128                                 for (Exception e:result.getExceptions()){
 129                                         errorString.append(e.getMessage() + "\\n");
 130                                 }
 131                                 MessageDialog.openError(null, "Delete failed", errorString.toString());
 132                         }
 133                 }
 134
 135                 return postExecute(termBase);
 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         @Override
 142         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 143                         throws ExecutionException {
 144                 // TODO Auto-generated method stub
 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         @Override
 152         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 153                         throws ExecutionException {
 154                 // TODO Auto-generated method stub
 155                 return null;
 156         }
 157
 158 }