cdmlib-services/src/main/java/eu/etaxonomy/cdm/validation/constraint/NoDuplicateNamesValidator.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.cdm.validation.constraint;
  10
  11 import java.util.HashSet;
  12 import java.util.List;
  13 import java.util.Objects;
  14 import java.util.Set;
  15 import java.util.stream.Collectors;
  16
  17 import javax.validation.ConstraintValidator;
  18 import javax.validation.ConstraintValidatorContext;
  19
  20 import org.springframework.beans.factory.annotation.Autowired;
  21
  22 import eu.etaxonomy.cdm.api.service.INameService;
  23 import eu.etaxonomy.cdm.model.name.TaxonName;
  24 import eu.etaxonomy.cdm.validation.annotation.NoDuplicateNames;
  25
  26 public class NoDuplicateNamesValidator implements
  27                 ConstraintValidator<NoDuplicateNames,TaxonName> {
  28
  29         private static Set<String> includeProperties;
  30
  31         static {
  32                 includeProperties = new HashSet<>();
  33                 includeProperties.add("genusOrUninomial");
  34                 includeProperties.add("infraGenericEpithet");
  35                 includeProperties.add("specificEpithet");
  36                 includeProperties.add("infraSpecificEpithet");
  37                 includeProperties.add("rank");
  38 //              includeProperties.add("nomenclaturalSource.citation");   //handled in method now since #6581
  39 //              includeProperties.add("nomenclaturalSource.citationMicroReference"); //handled in method now since #6581
  40                 includeProperties.add("basionymAuthorship");
  41                 includeProperties.add("exBasionymAuthorship");
  42                 includeProperties.add("combinationAuthorship");
  43                 includeProperties.add("exCombinationAuthorship");
  44         }
  45
  46         private INameService nameService;
  47
  48         @Autowired
  49         public void setNameService(INameService nameService) {
  50                 this.nameService = nameService;
  51         }
  52
  53         @Override
  54         public void initialize(NoDuplicateNames noDuplicateNames) { }
  55
  56     @Override
  57         public boolean isValid(TaxonName name, ConstraintValidatorContext constraintContext) {
  58                 if(name == null) {
  59                         return true;
  60                 } else {
  61                         List<TaxonName> matchingNames = nameService.list(name, includeProperties, null, null, null, null);
  62                         matchingNames = matchingNames.stream().filter(existing->
  63                                    Objects.equals(existing.getNomenclaturalReference(),name.getNomenclaturalReference())
  64                                 && Objects.equals(existing.getNomenclaturalMicroReference(), name.getNomenclaturalMicroReference())
  65                                 && !existing.equals(name)
  66                             ).collect(Collectors.toList());
  67
  68                         if(matchingNames.size() > 0) {
  69                             if(matchingNames.size() == 1 && matchingNames.get(0).equals(name)) {
  70                                         return true;
  71                                 } else {
  72                                 return false;
  73                                 }
  74                         } else {
  75                                 return true;
  76                         }
  77                 }
  78         }
  79 }