point2.java

来自「《Java面向对象程序设计》例子源代码.轻松学习书本.」· Java 代码 · 共 26 行

//Point2.java
public class Point2 {
   protected int x;  	//protected的数据成员x将被子类继承
   protected int y;  	//protected的数据成员y将被子类继承
   public Point2(){     
   } 
   public Point2( int xValue, int yValue ){
      x = xValue;  
      y = yValue;  
   } 
   public void setX( int xValue ){
      x = xValue;
   } 
   public int getX(){
      return x;
   } 
   public void setY( int yValue ){
      y = yValue;  
   } 
   public int getY(){
      return y;
   } 
   public String toString(){
      return "[" + x + ", " + y + "]";
   } 
}