How to use

equals

method

in

org.hisp.dhis.validation.ValidationRule

@Override
public String allowDeleteValidationRule( ValidationRule validationRule )
{
  for ( ValidationResult validationResult : validationResultService.getAllValidationResults() )
  {
    if ( validationResult.getValidationRule().equals( validationRule ) )
    {
      return ERROR;
    }
  }
  return null;
}

@Override
public void deleteValidationRule( ValidationRule validationRule )
{
  validationResultService.getAllValidationResults().forEach( validationResult ->
  {
    if ( validationResult.getValidationRule().equals( validationRule ) )
    {
      validationResultService.deleteValidationResult( validationResult );
    }
  } );
}

else if ( !validationRule.equals( other.validationRule ) )