Chapter 9, Problem 16PE

Program Plan Intro

Implementing LabelPoint class

Program plan:

Filename: “LabeledPoint.java”

This snippet of code is used to implement the class “LabeledPoint”. In the code,

• Define the class “LabeledPoint”.
  • Declare the class members.
  • Define a constructor “LabeledPoint ()”.
    • Create an object “p” of class “Point”.
    • Set the value of “label”.
  • Define the method “toString()”.
    • Return the value of point.

Filename: “LabeledPointTester.java”

This snippet of code is used to implement the class “LabeledPointTester”. In the code,

• Define the class “LabeledPointTester”.
  • Define a method “LabeledPointTester()”.
    • Get the number of fields and print it.
    • Print the expected number of fields.
    • Create the object “obj” of class “LabeledPoint”.
    • Print the object “obj”.
    • Print the expected values of “obj”.