Symfony\Component\Validator\ConstraintViolationList::count PHP Method

    public function count()
    {
        return count($this->violations);
    }

 /**
  * {@inheritdoc}
  *
  * Expected input format :
  * {
  *     'attribute': 'maximum_print_size',
  *     'code': '210_x_1219_mm',
  *     'sort_order': 2,
  *     'labels': {
  *         'de_DE': '210 x 1219 mm',
  *         'en_US': '210 x 1219 mm',
  *         'fr_FR': '210 x 1219 mm'
  *     }
  * }
  *
  * @throws BusinessValidationException
  */
 public function update($attributeOption, array $data, array $options = [])
 {
     if (!$attributeOption instanceof AttributeOptionInterface) {
         throw new \InvalidArgumentException(sprintf('Expects a "Pim\\Bundle\\CatalogBundle\\Model\\AttributeOptionInterface", "%s" provided.', ClassUtils::getClass($attributeOption)));
     }
     // TODO: ugly fix to workaround issue with "attribute.group.code: This value should not be blank."
     // in case of existing option, attribute is a proxy, attribute group too, the validated group code is null
     $attributeOption->getAttribute() !== null ? $attributeOption->getAttribute()->getGroup()->getCode() : null;
     $isNew = $attributeOption->getId() === null;
     $readOnlyFields = ['attribute', 'code'];
     $updateViolations = new ConstraintViolationList();
     foreach ($data as $field => $data) {
         $isReadOnlyField = in_array($field, $readOnlyFields);
         if ($isNew || !$isReadOnlyField) {
             try {
                 $this->setData($attributeOption, $field, $data);
             } catch (\InvalidArgumentException $e) {
                 $setViolation = new ConstraintViolation($e->getMessage(), $e->getMessage(), [], $attributeOption, null, null);
                 $updateViolations->add($setViolation);
             }
         }
     }
     $validatorViolations = $this->validator->validate($attributeOption);
     $updateViolations->addAll($validatorViolations);
     if ($updateViolations->count() > 0) {
         throw new BusinessValidationException($updateViolations);
     }
     return $this;
 }