?? client.java
字號:
package com.javapatterns.doubledispatch;
import java.awt.Color;
import java.awt.Canvas;
public class Client
{
private static Point p ;
private static Point pc;
public static void main(String[] args)
{
p = new Point();
pc = new ColorPoint();
//static multi-dispatch
p.translate(5); // one int version
p.translate(1,2); // two int version
//dynamic uni-dispatch
Canvas aCanvas = new Canvas();
p.draw(aCanvas); //Point.draw()
pc.draw(aCanvas); //ColorPoint.draw();
}
}
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