private List<Class<? extends ConstraintValidator<? extends Annotation, ?>>>
findConstraintValidatorClasses(Class<? extends Annotation> annotationType) {
List<Class<? extends ConstraintValidator<? extends Annotation, ?>>>
constraintValidatorDefinitionClasses = newArrayList();
if (constraintHelper.isBuiltinConstraint(annotationType)) {
constraintValidatorDefinitionClasses.addAll(
constraintHelper.getBuiltInConstraints(annotationType));
} else {
Class<? extends ConstraintValidator<?, ?>>[] validatedBy =
annotationType.getAnnotation(Constraint.class).validatedBy();
constraintValidatorDefinitionClasses.addAll(Arrays.asList(validatedBy));
}
return constraintValidatorDefinitionClasses;
}
@SuppressWarnings("unchecked")
private void parseConstraintDefinitions(
List<ConstraintDefinitionType> constraintDefinitionList, String defaultPackage) {
for (ConstraintDefinitionType constraintDefinition : constraintDefinitionList) {
String annotationClassName = constraintDefinition.getAnnotation();
Class<?> clazz = getClass(annotationClassName, defaultPackage);
if (!clazz.isAnnotation()) {
throw log.getIsNotAnAnnotationException(annotationClassName);
}
Class<? extends Annotation> annotationClass = (Class<? extends Annotation>) clazz;
ValidatedByType validatedByType = constraintDefinition.getValidatedBy();
List<Class<? extends ConstraintValidator<? extends Annotation, ?>>>
constraintValidatorClasses = newArrayList();
if (validatedByType.getIncludeExistingValidators() != null
&& validatedByType.getIncludeExistingValidators()) {
constraintValidatorClasses.addAll(findConstraintValidatorClasses(annotationClass));
}
for (String validatorClassName : validatedByType.getValue()) {
Class<? extends ConstraintValidator<?, ?>> validatorClass;
validatorClass =
(Class<? extends ConstraintValidator<?, ?>>)
ReflectionHelper.loadClass(validatorClassName, this.getClass());
if (!ConstraintValidator.class.isAssignableFrom(validatorClass)) {
throw log.getIsNotAConstraintValidatorClassException(validatorClass);
}
constraintValidatorClasses.add(validatorClass);
}
constraintHelper.addConstraintValidatorDefinition(
annotationClass, constraintValidatorClasses);
}
}
