interface MigrateValidatableEntityInterface

interface MigrateValidatableEntityInterface {
    
    /**
     * Returns a state of whether an entity needs to be validated before saving.
     *
     * @param \Drupal\Core\Entity\FieldableEntityInterface $entity
     *   The entity to check for required validation.
     *
     * @return bool
     *   A state of whether an entity needs to be validated.
     */
    public function isEntityValidationRequired(FieldableEntityInterface $entity);
    
    /**
     * Validates the entity.
     *
     * @param \Drupal\Core\Entity\FieldableEntityInterface $entity
     *   The entity to validate.
     *
     * @throws \Drupal\migrate\Exception\EntityValidationException
     *   When the validation didn't succeed.
     */
    public function validateEntity(FieldableEntityInterface $entity);

}