package lab_9; public class Circle { private double radius; private String color; public Circle(double radius, String color) { try { setRadius(radius); this.radius = radius; this.color = color; } catch (IllegalArgumentException e) { System.out.println(e); } } public double getRadius() { return radius; } public void setRadius(double radius) { if (radius > -1) { this.radius = radius; } else { throw new IllegalArgumentException("Radius must be a positive number ."); } } public String getColor() { return color; } public void setColor(String color) { this.color = color; } }