Chapter 12, Problem 7PE

Program Plan Intro

Display list

Program plan:

Filename: “UsedCarException.java”

• Define “UsedCarException” class which extends from “Exception” class
  • Define the constructor
    • Call the super method.

Filename: “UsedCar.java”

• Define the “UsedCar” class
  • Declare the required variables and set the values
  • Define the default constructor
    • Set the values
  • Define the parameterized constructor
    • Set the values
    • Check “num” length is not equal to “VIN_NUM_LENGTH”
      • Set the value
        • Iterate “x” until it reaches “num” length
        • • Check “num” is not a digit
            • Set the value
        • Iterate “x” until it reaches “MALES” length
        • • Check “carMake” is not equal to “MAKES [x]”
            • Set the value
        • Check “isGoodMake” is false
        • • Set the value
        • Check “carYear” is less than “LOW_YEAR” or greater than “HIGH_YEAR or “miles” less than 0 or “pr” less than 0
        • • Set the value
        • Check “isBad” is true
        • • Throw an exception
        • Set the values
  • Define the “getVin” method
    • Set the values
  • Define the “toString” method
    • Return the values.

Filename: “ThrowUsedCarException.java”

• Define the class “ThrowUsedCarException”
  • Define the “main” method
    • Create an object for “UsedCar” class
    • Declare the variables and set the required values to the variables
    • Iterate “for” loop until it reaches length of the “UsedCar”
      • Set the values to the object
    • Iterate “for” loop until it reaches length of the “UsedCar”
      • In “try” block, set the values
      • In “catch” block, display the course and error
    • Display the course values