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

   1 /**
   2 * Copyright (C) 2009 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.taxeditor.editor.definedterm.operation;
  10
  11 import org.eclipse.core.commands.ExecutionException;
  12 import org.eclipse.core.commands.operations.IUndoContext;
  13 import org.eclipse.core.runtime.IAdaptable;
  14 import org.eclipse.core.runtime.IProgressMonitor;
  15 import org.eclipse.core.runtime.IStatus;
  16 import org.eclipse.core.runtime.Status;
  17 import org.eclipse.jface.dialogs.MessageDialog;
  18
  19 import eu.etaxonomy.cdm.api.service.DeleteResult;
  20 import eu.etaxonomy.cdm.api.service.ITermService;
  21 import eu.etaxonomy.cdm.api.service.IVocabularyService;
  22 import eu.etaxonomy.cdm.model.common.DefinedTermBase;
  23 import eu.etaxonomy.cdm.model.common.TermBase;
  24 import eu.etaxonomy.cdm.model.common.TermVocabulary;
  25 import eu.etaxonomy.taxeditor.editor.definedterm.DefinedTermEditor;
  26 import eu.etaxonomy.taxeditor.editor.definedterm.input.TermEditorInput;
  27 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  28 import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
  29 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  30 import eu.etaxonomy.taxeditor.store.CdmStore;
  31 import eu.etaxonomy.taxeditor.store.StoreUtil;
  32
  33 /**
  34  * @author l.morris
  35  * @date 22 Dec 2011
  36  *
  37  */
  38 public class DeleteTermBaseOperation extends AbstractPostTaxonOperation {
  39
  40         private final TermEditorInput definedEditorInput;
  41         private final TermBase termBase;
  42         private DefinedTermEditor definedTermEditor;
  43         /**
  44          * @param label
  45          * @param undoContext
  46          * @param postOperationEnabled
  47          */
  48         public DeleteTermBaseOperation(String label,
  49                         IUndoContext undoContext,
  50                         TermBase termBase,
  51                         TermEditorInput definedEditorInput,
  52                         IPostOperationEnabled postOperationEnabled) {
  53                 super(label, undoContext, postOperationEnabled);
  54                 this.termBase = termBase;
  55                 this.definedEditorInput = definedEditorInput;
  56         }
  57
  58         /* (non-Javadoc)
  59          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  60          */
  61         @Override
  62         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  63                         throws ExecutionException {
  64
  65
  66
  67                 if (termBase instanceof TermVocabulary) {
  68                         if (((TermVocabulary)termBase).getCreatedBy() == null) {
  69                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This is a CDM system vocabulary");
  70                                 MessagingUtils.warningDialog("Cannot delete vocabulary", termBase, status);
  71                                 return status;
  72                         }
  73
  74                         if (!((TermVocabulary)termBase).getTerms().isEmpty()) {
  75                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Delete all terms from this vocaulary before deleting the vocabulary.");
  76                                 MessagingUtils.warningDialog("Vocabulary not empty", termBase, status);
  77                                 return status;
  78                         }
  79
  80                         definedEditorInput.getVocabularies().remove(termBase);
  81
  82                         DeleteResult result =   CdmStore.getService(IVocabularyService.class).delete(termBase.getUuid());
  83                         if (result.isError()){
  84                                 StringBuffer errorString = new StringBuffer();
  85                                 for (Exception e:result.getExceptions()){
  86                                         errorString.append(e.getMessage() + "\\n");
  87                                 }
  88                                 MessageDialog.openError(null, "Delete failed", errorString.toString());
  89                         }
  90
  91                 } else if (termBase instanceof DefinedTermBase) {
  92
  93
  94                         DefinedTermBase definedTermBase = (DefinedTermBase) termBase;
  95
  96                         if (((DefinedTermBase)termBase).getCreatedBy() == null) {
  97                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This is a CDM system defined term");
  98                                 MessagingUtils.warningDialog("Cannot delete defined term", termBase, status);
  99                                 return status;
 100                         }
 101                         if(!definedTermBase.getIncludes().isEmpty()){
 102                                 IStatus status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "This term includes other terms. Please delete the included terms before deleting this term.");
 103                                 MessagingUtils.warningDialog("Term has included terms", termBase, status);
 104                                 return status;
 105                         }
 106
 107
 108                         DefinedTermBase partOf = definedTermBase.getPartOf();
 109                         if(partOf != null){
 110                                 partOf.removeIncludes(definedTermBase);
 111                         }
 112
 113                         DefinedTermBase kindOf = definedTermBase.getKindOf();
 114                         if(kindOf != null){
 115                                 definedTermBase.removeGeneralization(kindOf);
 116                         }
 117
 118                         TermVocabulary vocabulary = definedTermBase.getVocabulary();
 119                         if(vocabulary != null){
 120                                 vocabulary.removeTerm(definedTermBase);
 121                         }
 122
 123                         DeleteResult result =   CdmStore.getService(ITermService.class).delete(termBase.getUuid());
 124
 125                         if (result.isError()){
 126                                 StringBuffer errorString = new StringBuffer();
 127                                 for (Exception e:result.getExceptions()){
 128                                         errorString.append(e.getMessage() + "\\n");
 129                                 }
 130                                 MessageDialog.openError(null, "Delete failed", errorString.toString());
 131                         }
 132                 }
 133
 134                 return postExecute(termBase);
 135         }
 136
 137         /* (non-Javadoc)
 138          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 139          */
 140         @Override
 141         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 142                         throws ExecutionException {
 143                 // TODO Auto-generated method stub
 144                 return null;
 145         }
 146
 147         /* (non-Javadoc)
 148          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 149          */
 150         @Override
 151         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 152                         throws ExecutionException {
 153                 // TODO Auto-generated method stub
 154                 return null;
 155         }
 156
 157 }