Of this abstraction. The values for getRadius() or getCircumference() in the above mentioned instance can be stored straight, or they may be calculated, it doesn't make any difference to your caller; the setters may possibly or may not have Unwanted effects; it does not make any difference to the caller. https://propertyingurugram.in/trehan-group-sells-120-luxury-floors-in-gurugram-this-festive-season/