Of this abstraction. The values for getRadius() or getCircumference() in the above mentioned instance might be saved immediately, or they may be calculated, it doesn't issue towards the caller; the setters could or might not have Unwanted effects; it won't subject to your caller. would make the level of code https://godrejprimaokhla.blogspot.com/2025/05/step-into-world-of-refined-living-at.html