point.java~4~

来自「java 的几个比较不错的有代表性的案例的源码」· JAVA~4~ 代码 · 共 17 行

/*
*Point.java
*/

public class Point{
  protected double x,y;

  public Point(double a,double b){
    setPoint(a,b);
  }

  public void setPoint(double a,double b){
    x = a;
    y = b;
  }
}