十一周

Posted 2021-02-19 tianzhiyuan

package cola;
/*Cola公司的雇员分为以下若干类：(知识点：多态)

(1) ColaEmployee ：这是所有员工总的父类，属性：员工的姓名,员工的生日月份。

方法：getSalary(int month) 根据参数月份来确定工资，如果该月员工过生日，则公司会额外奖励100 元。*/
public class colaEmployee {

      String name;
        int month;

        public colaEmployee() {

        }

        public colaEmployee(String name, int month) {
            super();
            this.name = name;
            this.month = month;
        }

        public double getSalary(int month) {
            return 0;
        }
    }

package cola;
/*(2) SalariedEmployee ： ColaEmployee 的子类，拿固定工资的员工。

属性：月薪*/
public class salariedEmployee extends colaEmployee{
    double salary;
    public salariedEmployee() {
        super();
    }
    public salariedEmployee(String name, int month,int salary) {
        super(name,month);
        this.salary = salary;
    }
    public double getSalary(int month) {
        if (super.month == month) {
            return salary + 100;
        }else {
            return salary;
        }
    }
    
}

package cola;
/*(3) HourlyEmployee ：ColaEmployee 的子类，按小时拿工资的员工，每月工作超出160 小时的部分按照1.5 倍工资发放
 * 属性：每小时的工资、每月工作的小时数。*/
public class hourlyEmployee extends colaEmployee {
    private int hourlysalary;
    private int hourlytime;

    public hourlyEmployee() {
        super();
    }

    public hourlyEmployee(String name, int month,int hourlytime,int hourlysalary) {
        super(name, month);
        this.hourlytime=hourlytime;
        this.hourlysalary=hourlysalary;
    }

    public double getHourlysalary(int month) {
         if (super.month == month) {
                if (hourlytime > 160) {
                    return hourlysalary * 160 + hourlysalary * (hourlytime - 160) * 1.5 + 100;
                } else {
                    return hourlysalary * hourlytime + 100;
                }
            } else {
                if (hourlytime > 160) {
                    return hourlysalary * 160 + hourlysalary * (hourlytime - 160) * 1.5;
                } else {
                    return hourlysalary * hourlytime;
                }
            }

        }


}

package cola;
/*(4) SalesEmployee ：ColaEmployee 的子类，销售人员，工资由月销售额和提成率决定。
 * 属性：月销售额、提成率*/
public class salesEmployee extends colaEmployee {
      private int monthSales;// 月销售额
        private double royaltyRate;// 提成率
     
        public salesEmployee(String name, int month, int monthSales, double royaltyRate) {
            super(name, month);
            this.monthSales = monthSales;
            this.royaltyRate = royaltyRate;
        }
     
        public double getSalary(int month) {
            if (super.month == month) {
                return monthSales * royaltyRate + 100;
            } else {
                return monthSales * royaltyRate;
            }
        }
     
}

package cola;
/*(5) 定义一个类Company，在该类中写一个方法，调用该方法可以打印出某月某个员工的工资数额*/
public class company {
    public void getSalary(colaEmployee c,int month) {
        System.out.println(c.name + "在" + month + "月的月薪为" + c.getSalary(month)+"元");
   }
}

package cola;
/*写一个测试类TestCompany,在main方法，把若干各种类型的员工放在一个ColaEmployee 数组里，并单元出数组中每个员工当月的工资*/
public class testCompany {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
         colaEmployee[] all = {
                    new salariedEmployee("张三", 5, 9000),//name,month,月薪
                    new hourlyEmployee("李四", 5, 10, 30),//name,month,时薪,小时数
                    new salesEmployee("王五", 3, 50000, 0.3)//name,month,月销售额，提成率
                    };
            for (int i = 0; i < all.length; i++) {
                new company().getSalary(all[i],5);
            }
        }

    }