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ShapeTester.java
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ShapeTester.java
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class Shape {
private String name;
private double perimeter;
private double area;
public String getName() {
return this.name;
}
public void setName(String name) {
this.name = name;
}
public double getPerimeter() {
return this.perimeter;
}
public void setPerimeter(double perimeter) {
this.perimeter = perimeter;
}
public double getArea() {
return this.area;
}
public void setArea(double area) {
this.area = area;
}
public void draw() {
System.out.println("Drawing Shape");
}
}
class Circle extends Shape {
private double radius;
public Circle(double radius) {
this.radius = radius;
}
public double getRadius() {
return this.radius;
}
public void setRadius(double radius) {
this.radius = radius;
}
@Override
public double getPerimeter() {
return 2 * Math.PI * this.radius;
}
@Override
public double getArea() {
return Math.PI * this.radius * this.radius;
}
@Override
public void draw() {
System.out.println("Drawing Circle");
}
}
class Rectangle extends Shape {
private double width;
private double height;
public Rectangle(double width, double height) {
this.width = width;
this.height = height;
}
public double getWidth() {
return this.width;
}
public void setWidth(double width) {
this.width = width;
}
public double getHeight() {
return this.height;
}
public void setHeight(double height) {
this.height = height;
}
@Override
public double getPerimeter() {
return 2 * (this.height + this.width);
}
@Override
public double getArea() {
return this.height * this.width;
}
@Override
public void draw() {
System.out.println("Drawing Rectangle");
}
}
class Square extends Shape {
private double side;
public Square(double side) {
this.side = side;
}
public double getSide() {
return this.side;
}
public void setSide(double side) {
this.side = side;
}
@Override
public double getPerimeter() {
return 4 * this.side;
}
@Override
public double getArea() {
return this.side * this.side;
}
@Override
public void draw() {
System.out.println("Drawing Square");
}
}
public class ShapeTester {
public static void main(String[] args) {
Shape s = new Shape();
Rectangle r = new Rectangle(2, 3);
Circle c = new Circle(4);
Square sq = new Square(4);
System.out.println();
s.draw();
System.out.println();
System.out.println("The area of the rectangle is : " + r.getArea());
System.out.println("The perimeter of the rectangle is : " + r.getPerimeter());
r.draw();
System.out.println();
System.out.println("The area of the circle is : " + c.getArea());
System.out.println("The perimeter of the circle is : " + c.getPerimeter());
c.draw();
System.out.println();
System.out.println("The area of the square is: " + sq.getArea());
System.out.println("The perimeter of teh square is: " + sq.getPerimeter());
sq.draw();
}
}