er one of
 the <code>addConstraintViolation()</code> methods available in one of the
 interfaces of the fluent API.
 If another method is called after <code>addConstraintViolation()</code> on
 <code>ConstraintViolationBuilder</code> or any of its associated nested interfaces
 an <code>IllegalStateException</code> is raised.
 <p>
 If <a href="../../javax/validation/ConstraintValidator.html#isValid-T-javax.validation.ConstraintValidatorContext-"><code>ConstraintValidator.isValid(Object, ConstraintValidatorCon