Chapter 9, Problem 6E

Program Plan Intro

Walk-up event ticket

Program plan:

• In file “Ticket.java”, create an abstract class “Ticket”,
  • Declare the necessary variable.
  • Define the constructor to set the number value.
  • Declare the abstract method “getPrice()”.
  • Define the method “toString()”,
    • Return the resultant updated string.
• In a file “WalkupTicket.java”, create a class “WalkupTicket” that extends the super class “Ticket”,
  • Define the constructor,
    • Call the super class constructor using “super” keyword.
  • Define the method “getPrice()”,
    • Return the price.
  • Define the method “main()”,
    • Create object for “WalkupTicket” class.
    • Print the value returned from the method “toString()”.