package dustin.examples; import java.math.BigDecimal; import static java.lang.System.out; /** * Demonstrate how allowing an immutable class to be extended can reduce * immutability, at least from ...

In Effective Java (Item 15 [“Minimize Mutability”] in the Second Edition and Item 13 [“Favor Immutability”] in the First Edition), Joshua Bloch extols the virtues of immutable objects and ...