d.java

来自「国外的数据结构与算法分析用书」· Java 代码 · 共 13 行

class D extends A
{
	boolean z; // hide z from parent

	/**	Override method in parent. */
	public void methodY()
	{
		super.methodY(); // access method in parent
		y = 2 * super.z; // access z in parent
		z = false; // assigns value to instance variable z
	}
}