Ellipse Program plan: Filename: “JFrame.java” This program file is used to define a class “JFrame”. In the code, Import the required packages. Define a class “JFrame”. Declare class members “size”, “components”. Define a constructor “setSize”. Initialize the class members. Define a method “setDefaultCloseOperation()”. Define a method “add()”. Define a method “setVisible()”. Define string. Declare variable rect. Define graphics and then set the properties. Inside the try statement, Declare string extension. Inside the catch statement, print the statement. Filename: “EllipseComponent.java” This program file is used to define a class “EllipseComponent”. In the code, Import the required packages. Define a class “EllipseComponent”. Declare the class members “Ellipse2D”. Define the constructor “EllipseComponent()”. Define “ellipse”. Define a method “paintComponent()”. Define Graphics2D “g2”. Filename: “EllipseParser.java” This program file is used to define a class “EllipseParser”. In the code, Import the required packages. Define a class “EllipseParser”. Declare the class members “builder”, “path”. Define the constructor “EllipseParser()”. Declare DocumentBuilderFactory “factory”. Declare “builder”. Declare XPathFactory “xpfactory”. Declare “path”. Define a method “parse()”. Declare file “f”. Declare Document “doc”. Define variables “x”, “y”, “width” and “height”. Declare Ellipse2D “ellipse” Filename: “EllipseViewer.java” This program file is used to define a class “EllipseViewer”. In the code, Import the required packages. Define a class “EllipseViewer”. Define class main. Define EllipseParser “rp”. Define EllipseComponent “ellipsecomponent”. Define JFrame “frame”. Filename: “ellipse.xml” This program file is used to define an XML file “ellipse”. In the code, Create an element named “x”. Create an element named “y”. Create an element named “width”. Create an element named “height”.

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Chapter 24, Problem 7PP

Program Plan Intro

Ellipse

Program plan:

Filename: “JFrame.java”

This program file is used to define a class “JFrame”. In the code,

Import the required packages.

Define a class “JFrame”.

Declare class members “size”, “components”.

Define a constructor “setSize”.

Initialize the class members.

Define a method “setDefaultCloseOperation()”.

Define a method “add()”.

Define a method “setVisible()”.

Define string.

Declare variable rect.

Define graphics and then set the properties.

Inside the try statement, Declare string extension.

Inside the catch statement, print the statement.

Filename: “EllipseComponent.java”

This program file is used to define a class “EllipseComponent”. In the code,

Import the required packages.

Define a class “EllipseComponent”.

Declare the class members “Ellipse2D”.

Define the constructor “EllipseComponent()”.

Define “ellipse”.

Define a method “paintComponent()”.

Define Graphics2D “g2”.

Filename: “EllipseParser.java”

This program file is used to define a class “EllipseParser”. In the code,

Import the required packages.

Define a class “EllipseParser”.

Declare the class members “builder”, “path”.

Define the constructor “EllipseParser()”.

Declare DocumentBuilderFactory “factory”.

Declare “builder”.

Declare XPathFactory “xpfactory”.

Declare “path”.

Define a method “parse()”.

Declare file “f”.

Declare Document “doc”.

Define variables “x”, “y”, “width” and “height”.

Declare Ellipse2D “ellipse”

Filename: “EllipseViewer.java”

This program file is used to define a class “EllipseViewer”. In the code,

Import the required packages.

Define a class “EllipseViewer”.

Define class main.

Define EllipseParser “rp”.

Define EllipseComponent “ellipsecomponent”.

Define JFrame “frame”.

Filename: “ellipse.xml”

This program file is used to define an XML file “ellipse”. In the code,

Create an element named “x”.

Create an element named “y”.

Create an element named “width”.

Create an element named “height”.

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