java缺陷:"覆盖"私有方法[Java编程思想]

package ploymorphism;

import static net.mindview.util.Print.*;

public class PrivateOverride {
	private void f() {	print("private f()");	}
	public static void main(String[] args) {
		PrivateOverride po = new Derived();
		po.f();
	}
}

class Derived extends PrivateOverride {
	public void f() {	print("public f()");	}
}

//output:
//private f();