"discountPercentage"));
validation.addValidator(new MinValueValidator(Customer.class,
"discountPercentage", DISCOUNTPERCENTAGE_MINVALUE));
validation.addValidator(new MaxValueValidator(Customer.class,
"discountPercentage", DISCOUNTPERCENTAGE_MAXVALUE));
validation.addValidator(new OneEarDiscount());
validation.addValidator(new AnotherRule());
}