package InterfaceDemo ; /** A coin with a monetary value. */ public class Coin implements Measurable { private double value ; private String name ; /** Constructs a coin. @param aValue the monetary value of the coin. @param aName the name of the coin */ public Coin(double aValue, String aName) { value = aValue; name = aName; } /** Gets the coin value. @return the value */ public double getValue() { return value; } /** Gets the coin name. @return the name */ public String getName() { return name; } public double getMeasure() { return value; } }