circle.java

java课件

/*
 * Circle.java
 *
 * Created on 2007年10月3日, 上午1:44
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package ch08.shape;

/**
 *
 * @author admin
 */
public class Circle extends Shape {
  private double radius;
  /** Creates a new instance of Circle */
  public Circle() {
    this.radius = 1.0;
  }
  
  public String toString(){
    return "Circle("+radius+")";
  }
}