Object Oriented Programming Through Java by Pearson

5.14 Class Objects and Methods

3. class Polar4{

4. private double a; // real

5. private double b; // imaginary

6. public void Setab(double ad, double bd){a=ad;b=bd;}

7. //parameterized constructor

8. Polar4(double a, double b){Setab(a,b);}

9. // public accessory functions

10. Polar4(Polar4 pol){ a= pol.a;b=pol.b;}//pass object

11. public void DisplayPolar(){

12. System.out.println(“Inside DisplayPolar .”);

13. System.out.println(“Real <a> :” + a + “Imag <b>” + b);

14. } // to display in cartesian form

15. }//end of class

16. class PassObjConst {

17. public static void main(String[] args) {

18. Polar4 pol4 = new Polar4(3.0,4.0); // 3 ...