- package com.company.section2;
- /**
- * @author cbf4Life cbf4life@126.com
- * I'm glad to share my knowledge with you all.
- * 访问者,我要去访问人家的数据了
- */
- public interface IVisitor {
- //首先定义我可以访问普通员工
- public void visit(CommonEmployee commonEmployee);
- //其次定义,我还可以访问部门经理
- public void visit(Manager manager);
- }