cdmlib-services/src/main/java/eu/etaxonomy/cdm/validation/constraint/NoDuplicateNamesValidator.java

   1 package eu.etaxonomy.cdm.validation.constraint;
   2
   3 import javax.validation.ConstraintValidator;
   4 import javax.validation.ConstraintValidatorContext;
   5
   6 import org.springframework.beans.factory.annotation.Autowired;
   7
   8 import eu.etaxonomy.cdm.api.service.INameService;
   9 import eu.etaxonomy.cdm.api.service.pager.Pager;
  10 import eu.etaxonomy.cdm.model.name.NonViralName;
  11 import eu.etaxonomy.cdm.model.name.TaxonNameBase;
  12 import eu.etaxonomy.cdm.validation.annotation.NoDuplicateNames;
  13
  14 public class NoDuplicateNamesValidator implements
  15                 ConstraintValidator<NoDuplicateNames,NonViralName> {
  16
  17         private INameService nameService;
  18
  19         @Autowired
  20         public void setNameService(INameService nameService) {
  21                 this.nameService = nameService;
  22         }
  23
  24         public void initialize(NoDuplicateNames noDuplicateNames) { }
  25
  26         public boolean isValid(NonViralName name, ConstraintValidatorContext constraintContext) {
  27                 if(name == null) {
  28                         return true;
  29                 } else {
  30                         Pager<TaxonNameBase> matchingNonViralNames = nameService.searchNames(name.getGenusOrUninomial(),
  31                                                                                                      name.getInfraGenericEpithet(),
  32                                                                                                      name.getSpecificEpithet(),
  33                                                                                                      name.getInfraSpecificEpithet(),
  34                                                                                                      name.getRank(),
  35                                                                                                      null,null, null, null);
  36                         if(matchingNonViralNames.getCount() > 0) {
  37                                 if(matchingNonViralNames.getCount() == 1 && matchingNonViralNames.getRecords().get(0).equals(name)) {
  38                                         return true;
  39                                 } else {
  40                                 return false;
  41                                 }
  42                         } else {
  43                                 return true;
  44                         }
  45
  46                 }
  47         }
  48 }