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private String getBasicInfo(Employee employee){
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1700472583
String info=“姓名:”+employee.getName()+”\t”;
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1700472585
info=info+“性别:”+(employee.getSex()==Employee.FEMALE?“女”:“男
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1700472587
“)+”\t”;
1700472588
1700472589
info=info+“薪水:”+employee.getSalary()+”\t”;
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1700472591
return info;
1700472592
1700472593
}
1700472594
1700472595
}
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1700472597
汇总表实现数据汇总功能,其接口如代码清单25-22所示。
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1700472599
代码清单25-22 汇总表接口
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public interface ITotalVisitor extends IVisitor{
1700472602
1700472603
//统计所有员工工资总和
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1700472605
public void totalSalary();
1700472606
1700472607
}
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1700472609
就一句话,非常简单,我们再来看具体的汇总表访问者,如代码清单25-23所示。
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1700472611
代码清单25-23 具体汇总表
1700472612
1700472613
public class TotalVisitor implements ITotalVisitor{
1700472614
1700472615
//部门经理的工资系数是5
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1700472617
private final static int MANAGER_COEFFICIENT=5;
1700472618
1700472619
//员工的工资系数是2
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private final static int COMMONEMPLOYEE_COEFFICIENT=2;
1700472622
1700472623
//普通员工的工资总和
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1700472625
private int commonTotalSalary=0;
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1700472627
//部门经理的工资总和
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1700472629
private int managerTotalSalary=0;
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