Author Archives: Kristijan Rebernišak

It is not uncommon to see methods that look something like this:

private List cheesesInStock = ...;

/**
 * @return an array containing all of the cheeses in the shop,
 *         or null if no cheeses are available for purchase.
 */
public Cheese[] getCheeses() {
    if (cheesesInStock.size() == 0)
        return null;
    ...
}

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