Food
have?
toString()
Toy
have?
toString()
and calculateTax()
Recall that all child classes have a toString()
method which they inherit from the
class Object
unless the child class overrides it (as is done here.)
Here is a class definition for Goods
.
The two instance variables are made protected
so that children classes
can use them.
class Goods { protected String description; protected double price; public Goods( String des, double pr ) { description = des; price = pr; } public String toString() { return "item: " + description + " price: " + price ; } }
Here is a skeleton of the class Food
,
a child of Goods
.
It adds the variable calories
.
Fill in the blanks. Click here for a