package dustin.examples; import java.util.Arrays; import static java.lang.System.out; /** * Simple demonstration of Arrays.toString(Object[]) method and the * Arrays ...

> If the method return null in place of empty collections or arrays ...

// Returns null to indicate an empty collection. Don't do this! private final List<Cheese> cheesesInStock = ...; /** * @return a list containing all of the cheeses in the shop, * or null if no cheeses ...