eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/operation/MoveDefinedTermOperation.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 java.util.Collection;
  13
  14 import org.eclipse.core.commands.ExecutionException;
  15 import org.eclipse.core.commands.operations.IUndoContext;
  16 import org.eclipse.core.runtime.IAdaptable;
  17 import org.eclipse.core.runtime.IProgressMonitor;
  18 import org.eclipse.core.runtime.IStatus;
  19 import org.eclipse.core.runtime.Status;
  20
  21 import eu.etaxonomy.cdm.model.common.DefinedTermBase;
  22 import eu.etaxonomy.cdm.model.common.TermBase;
  23 import eu.etaxonomy.cdm.model.common.TermVocabulary;
  24 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  25 import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
  26 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  27 import eu.etaxonomy.taxeditor.store.StoreUtil;
  28
  29 /**
  30  * @author l.morris
  31  * @date 10 Jan 2012
  32  *
  33  */
  34 public class MoveDefinedTermOperation extends AbstractPostTaxonOperation {
  35
  36         private Collection<DefinedTermBase> sourceTerms;// the actual DefinedTermBase(s) we are moving
  37         private TermBase targetTermOrVocabulary;// the target VOCABULARY or DefinedTerm we are moving these to
  38
  39         /**
  40          * @param label
  41          * @param undoContext
  42          * @param postOperationEnabled
  43          */
  44         public MoveDefinedTermOperation(String label, IUndoContext undoContext, TermBase target, Collection<DefinedTermBase> sourceTerms,
  45                         IPostOperationEnabled postOperationEnabled) {
  46                 super(label, undoContext, postOperationEnabled);
  47
  48                 this.targetTermOrVocabulary = target;
  49                 this.sourceTerms = sourceTerms;
  50         }
  51
  52         /* (non-Javadoc)
  53          * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  54          */
  55         @Override
  56         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  57                         throws ExecutionException {
  58
  59                 // need to make the moved DefinedTerm part of another DefinedTerm or Vocabulary (target)
  60                 // and remove it from old associations
  61
  62                 //TODO move to ITermService
  63
  64                 for (DefinedTermBase term : sourceTerms){
  65                         // do nothing when moving it on itself
  66                         if(targetTermOrVocabulary.equals(term)){
  67                                 Status status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Term can not be added to itself");
  68                                 MessagingUtils.informationDialog("", status);
  69                                 return status;
  70                         }
  71
  72                         if (targetTermOrVocabulary instanceof TermVocabulary) {
  73                                 TermVocabulary termVocabulary = (TermVocabulary)targetTermOrVocabulary;
  74
  75                                 // do nothing when term is top level and gets added to the same vocabulary
  76                                 if(term.getPartOf() == null && termVocabulary.equals(term.getVocabulary())){
  77                                         Status status = new Status(IStatus.CANCEL, StoreUtil.getPluginId(), "Term is already in this vocabulary");
  78                                         MessagingUtils.informationDialog("", status);
  79                                         return status;
  80                                 }
  81
  82                                 cleanTerm(term);
  83                                 termVocabulary.addTerm(term);
  84
  85                         } else if (targetTermOrVocabulary instanceof DefinedTermBase) {
  86                                 cleanTerm(term);
  87                                 DefinedTermBase targetDefinedTerm = (DefinedTermBase) targetTermOrVocabulary;
  88                                 targetDefinedTerm.addIncludes(term);
  89                                 targetDefinedTerm.getVocabulary().addTerm(term);
  90                         }
  91
  92                 }
  93                 //return null;
  94                 return postExecute(targetTermOrVocabulary);
  95         }
  96
  97         private DefinedTermBase cleanTerm(DefinedTermBase term){
  98
  99                 DefinedTermBase partOf = term.getPartOf();
 100                 if(partOf != null){
 101                         partOf.removeIncludes(term);
 102                 }
 103
 104
 105                 TermVocabulary vocabulary = term.getVocabulary();
 106                 if(vocabulary != null){
 107                         vocabulary.removeTerm(term);
 108                 }
 109
 110                 return term;
 111         }
 112
 113
 114         /* (non-Javadoc)
 115          * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 116          */
 117         @Override
 118         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
 119                         throws ExecutionException {
 120                 // TODO Auto-generated method stub
 121                 return null;
 122         }
 123
 124         /* (non-Javadoc)
 125          * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 126          */
 127         @Override
 128         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 129                         throws ExecutionException {
 130                 // TODO Auto-generated method stub
 131                 return null;
 132         }
 133
 134 }