taxeditor-navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/TaxonNodePropertyTester.java

   1 /**
   2  *
   3  */
   4 package eu.etaxonomy.taxeditor.navigation.navigator;
   5
   6 import org.eclipse.core.expressions.PropertyTester;
   7
   8 import eu.etaxonomy.cdm.model.taxon.Taxon;
   9 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  10 import eu.etaxonomy.cdm.model.taxon.TaxonomicTree;
  11
  12 public class TaxonNodePropertyTester extends PropertyTester {
  13
  14         private static final Object HAS_SYNONYMS = "hasSynonyms";
  15         private static final Object HAS_TAXA = "hasTaxa";
  16
  17         public boolean test(Object receiver, String property, Object[] args,
  18                         Object expectedValue) {
  19                 if (receiver instanceof TaxonNode && HAS_SYNONYMS.equals(property)) {
  20                         Taxon taxon = ((TaxonNode) receiver).getTaxon();
  21                         if(taxon != null){
  22                                 return taxon.hasSynonyms();
  23                         }
  24                 }
  25
  26                 if (receiver instanceof TaxonomicTree && HAS_TAXA.equals(property)) {
  27                         TaxonomicTree taxononomicTree = (TaxonomicTree) receiver;
  28                         return taxononomicTree.getChildNodes().size() > 0;
  29                 }
  30
  31                 return false;
  32         }
  33 }