eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/NameEditorMenuPropertyTester.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.editor.name.handler;
  12
  13 import org.eclipse.jface.viewers.IStructuredSelection;
  14
  15 import eu.etaxonomy.cdm.model.taxon.Synonym;
  16 import eu.etaxonomy.cdm.model.taxon.Taxon;
  17 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  18 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  19 import eu.etaxonomy.taxeditor.editor.Page;
  20 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  21
  22 /**
  23  * <p>NameEditorMenuPropertyTester class.</p>
  24  *
  25  * @author n.hoffmann
  26  * @created Jun 22, 2010
  27  * @version 1.0
  28  */
  29 public class NameEditorMenuPropertyTester extends org.eclipse.core.expressions.PropertyTester {
  30
  31         private static final String ACCEPTED = "isAcceptedTaxon";
  32         private static final String SYNONYM = "isSynonym";
  33         private static final String MISAPPLICATION = "isMisapplication";
  34         private static final String TAXONBASE = "isTaxonBase";
  35         private static final String CONCEPT = "isConceptRelation";
  36         private static final String EMPTY_NAMES = "hasEmptyNames";
  37         private static final String ACCEPTED_AND_NO_HOMOTYPIC_SYNONYMS = "isAcceptedAndHasNoHomotypicSynonyms";
  38
  39         /**
  40          * <p>Constructor for NameEditorMenuPropertyTester.</p>
  41          */
  42         public NameEditorMenuPropertyTester() {
  43         }
  44
  45         /* (non-Javadoc)
  46          * @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)
  47          */
  48         /** {@inheritDoc} */
  49         public boolean test(Object receiver, String property, Object[] args,
  50                         Object expectedValue) {
  51
  52                 if(receiver instanceof IStructuredSelection){
  53
  54                         IStructuredSelection selection = (IStructuredSelection) receiver;
  55
  56                         Object selectedElement = selection.getFirstElement();
  57
  58                         if(ACCEPTED.equals(property)){
  59                                 return isAccepted(selectedElement);
  60                         }
  61                         else if(SYNONYM.equals(property)){
  62                                 return isSynonym(selectedElement);
  63                         }
  64                         else if(MISAPPLICATION.equals(property)){
  65                                 return isMisapplication(selectedElement);
  66                         }
  67                         else if(TAXONBASE.equals(property)){
  68                                 return isTaxonBase(selectedElement);
  69                         }
  70                         else if(CONCEPT.equals(property)){
  71                                 return isRelatedConcept(selectedElement);
  72                         }
  73                         else if(EMPTY_NAMES.equals(property)){
  74                                 return hasEmptyNames(receiver);
  75                         }
  76                         else if(ACCEPTED_AND_NO_HOMOTYPIC_SYNONYMS.equals(property)){
  77                                 return isAcceptedAndHasNoHomotypicSynonyms(selectedElement);
  78                         }
  79                 }
  80
  81                 return false;
  82
  83         }
  84
  85         private boolean isAcceptedAndHasNoHomotypicSynonyms(Object selectedElement) {
  86                 if (isAccepted(selectedElement)){
  87                         Taxon taxon = (Taxon) selectedElement;
  88                         return taxon.getSynonymsInGroup(taxon.getHomotypicGroup()).isEmpty();
  89                 }
  90                 return false;
  91         }
  92
  93         /**
  94          * @param receiver
  95          * @return
  96          */
  97         private boolean hasEmptyNames(Object receiver) {
  98                 TaxonNameEditor editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(Page.NAME);
  99                 return editor == null ? false : editor.checkForEmptyNames();
 100         }
 101
 102         private boolean isRelatedConcept(Object selectedElement) {
 103                 if(selectedElement instanceof Taxon && ((Taxon) selectedElement).isRelatedConcept()){
 104                         return true;
 105                 }
 106                 return false;
 107         }
 108
 109         private boolean isTaxonBase(Object selectedElement) {
 110                 return (selectedElement instanceof TaxonBase) ? true : false;
 111         }
 112
 113         private boolean isMisapplication(Object selectedElement) {
 114                 if(selectedElement instanceof Taxon && ((Taxon) selectedElement).isMisapplication()){
 115                         return true;
 116                 }
 117                 return false;
 118         }
 119
 120         private boolean isSynonym(Object selectedElement) {
 121                 return (selectedElement instanceof Synonym) ? true : false;
 122         }
 123
 124         private boolean isAccepted(Object selectedElement) {
 125                 return (selectedElement instanceof Taxon  && ! ((Taxon) selectedElement).isMisapplication()) ? true : false;
 126         }
 127 }