Of the abstraction. The values for getRadius() or getCircumference() in the above instance may be saved directly, or they may be calculated, it would not make any difference towards the caller; the setters may well or might not have Negative effects; it would not make any difference into the caller. https://propertyingurugram.in/mid-segment-housing-why-its-demand-is-growing-and-what-you-as-a-homebuyer-should-know/