PPT Slide

class Rectangle extends Shape {

private int length, width;

Rectangle () {

this(0, 0);

} // constructor

Rectangle (int l, int w) {

this( l, w, “rectangle”);

} // constructor

Rectangle (int l, int w, String n) {

length = l;

width = l;

name = n;

} // constructor

public int area () {

return (length * width);

} // area

public String getName () {

if (length == width)

return ("square");

else

return (super.getName());

} // getName

public String toString () {

String s;

s = new String ("A " +

getName() +

" with length " + length

+ " and width " + width);

return (s);

}

} // toString

} // Rectangle

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