PointList class Program plan: Import the required package. Create the class “Point” with a type parameter T, Declare necessary variables. Define the constructor. Define the “setx()” and “sety()” methods to set the values for X and Y Coordinates. Define the “getx()” and “gety()” methods to return the values of X and Y Coordinates. Create the class “PointList” that extends the class “Point”, Define the constructor. Define the public method “add()”, Store the value in “ArrayList” using the reference variable “obj”. Define the “toString()” method. Create the class “PointListexam”, Define the method main(), Create the object of a class “Point” as a type of “Integer”. Create the object for the class “PointList” that accepts the object of type Point. Call the “add()” method using the object of “PointList” to fill the values of “ArrayList”. Call the method “toString()” to print elements of “ArrayList”.

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Chapter 17, Problem 3PC

Program Plan Intro

PointList class

Program plan:

Import the required package.

Create the class “Point” with a type parameter T,

Declare necessary variables.

Define the constructor.

Define the “setx()” and “sety()” methods to set the values for X and Y Coordinates.

Define the “getx()” and “gety()” methods to return the values of X and Y Coordinates.

Create the class “PointList” that extends the class “Point”,

Define the constructor.

Define the public method “add()”,

Store the value in “ArrayList” using the reference variable “obj”.

Define the “toString()” method.

Create the class “PointListexam”,

Define the method main(),

Create the object of a class “Point” as a type of “Integer”.

Create the object for the class “PointList” that accepts the object of type Point.

Call the “add()” method using the object of “PointList” to fill the values of “ArrayList”.

Call the method “toString()” to print elements of “ArrayList”.

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