人员管理java实现

package Employee_Test;
import java.sql.Time;
import java.util.*;
​
public class Employee {
    public static void main(String[] args){
        EmployeeSystem[] ES=new EmployeeSystem[3];
        ES[0]=new EmployeeSystem("ll",12,1200,2020,3,2);
        ES[1]=new EmployeeSystem("lw",13,1300,2020,4,3);
        ES[2]=new EmployeeSystem("lz",14,1400,2020,5,4);
//        for(Employee e:ES)
        ES[0].setSalary(5);
        ES[1].setSalary(5);
        ES[2].setSalary(5);
        for(EmployeeSystem e:ES){
            System.out.println("我叫"+e.getName()+" 今年" +e.getAge()+" 加入时间为"+e.getHireday()+" 我的工资为"+e.getSalary());
        }
    }
}
class EmployeeSystem{
    private String name;
    private int age;
    private Date hireday;
    private double salary;
    public EmployeeSystem(String n,int a,double s,int y,int m,int d){
        name=n;
        age=a;
        salary=s;
        GregorianCalendar calendar=new GregorianCalendar(y,m-1,d);
        hireday=calendar.getTime();
    }
    public String getName(){
        return name;
    }
    public int getAge(){
        return age;
    }
    public Date getHireday(){
        return hireday;
    }
    public double getSalary(){
        return salary;
    }
    public void setSalary(double byPercent){  //提成奖励
        double raise=byPercent*salary/100;
        salary+=raise;
    }
}