Notes
Superclass Example 2
Content of the notes (1)
Page 1
public class Square extends Shape
{
private double length;
//constructor
public Square (double l, String name)
{
super(name);
length=l;
}
public double getLength()
{
return length;
}
public double perimeter()
{
return length*4;
}
public double area()
{
return length*length;
}
public int compareTo(Shape s)
{
if (s.getName()==name
{
if(s.area()==area())
return 0;
else if (s.area()>area())
return -1;
else
return 1;
}
else
return -2;
}
}