nodea.java

来自「这是学习java与设计模式一书时所必备的源代码。只有这样才能更加深刻的理解编程的」· Java 代码 · 共 15 行

package com.javapatterns.visitor.visitor0;

public class NodeA extends Node
{
    public void accept(Visitor visitor)
    {
        visitor.visit(this);
    }

    public String operationA()
    {
        return "NodeA is visited";
    }
}