protected static ValidationBuilder validateRange(String attributeName, Number min, Number max) {
        return ModelDelegate.validateRange(modelClass(), attributeName, min, max);
    }
protected static ValidationBuilder validateRange ( String attributeName , Number min , Number max ) { return ModelDelegate . validateRange ( modelClass ( ) , attributeName , min , max ) ; }
Validates range. Accepted types are all java.lang.Number subclasses:
Byte, Short, Integer, Long, Float, Double BigDecimal.

@param attributeName attribute to validate - should be within range.
@param min min value of range.
@param max max value of range.