JAVA基础篇—多态

class ColaEmployee父类

 package com.cola;

 public class ColaEmployee {
     private  String name;
     private  int bmonth;

     public ColaEmployee(String name,int bmonth){
         this.setName(name);
         this.setBmonth(bmonth);
     }

      public String getName() {
         return name;
     }

     public void setName(String name) {
         this.name = name;
     }

     public int getBmonth() {
         return bmonth;
     }

     public void setBmonth(int bmonth) {
         this.bmonth = bmonth;
     }

     public int getSalary(int month){
          if (this.getBmonth()==month) {
             return ;

         }
          else {
             return ;
         }
      }
     public  void print(){
         System.out.print("信息"+"姓名"+this.getName()+"   月份"+this.getBmonth());
     }

 }

ColaEmployee

class SalariedEmployee

 package com.cola;

 public class SalariedEmployee extends ColaEmployee{
     private int salary;
     public SalariedEmployee(String name, int bmonth,int salary) {
         super(name, bmonth);
         // TODO Auto-generated constructor stub
         setSalary(salary);
     }
     public int getSalary(int month) {
         return this.salary+super.getSalary(month);
     }
     public void setSalary(int salary) {
         this.salary = salary;
     }

 }

SalariedEmployee

class HourlyEmployee

 package com.cola;

 public class HourlyEmployee extends ColaEmployee{
     private int salary;
     private int hour;
      public HourlyEmployee(String name,int bmonth,int salary,int hour){
          super(name, bmonth);
          setSalary(salary);
          setHour(hour); 

      }
     public int getSalary() {
         return salary;
     }
     public void setSalary(int salary) {
         this.salary = salary;
     }
     public int getHour() {
         return hour;
     }
     public void setHour(int hour) {
         this.hour = hour;
     }
     public int getSalary(int month) {
         if(hour>){
             return  (int)  (this.salary*+(this.hour-)*this.salary*1.5+super.getSalary(month));
             }   else{
                 return (int) (this.salary*this.hour+super.getSalary(month));
                 }
         }
     }

HourlyEmployee

class SalesEmployee

 package com.cola;

 public class SalesEmployee extends ColaEmployee{
     private int sale;
     private float commission;
     public SalesEmployee(String name,int bmonth,int sale,float commission){
         super(name,bmonth);
         setSale(sale);
         setCommission(commission);
         }
     public int getSale() {
         return sale;
     }
     public void setSale(int sale) {
         this.sale = sale;
     }
     public float getCommission() {
         return commission;
     }
     public void setCommission(float commission) {
         this.commission = commission;
     }

     public int getSalary(int month) {
         return (int)(this.sale*this.commission+super.getSalary(month));
     }

 }

SalesEmployee

class Company

 package com.cola;

 public class Company extends ColaEmployee{

     public Company(String name, int bmonth) {
         super(name, bmonth);
         // TODO Auto-generated constructor stub
     }

     public  void print(){
         System.out.print(this.getName()+this.getBmonth());
         }

 }

Company

class TestEmployee

 package com.cola;

 public class TestEmployee extends ColaEmployee{
     public TestEmployee(String name, int bmonth) {
         super(name, bmonth);
         // TODO Auto-generated constructor stub
     }

     public static void main(String[] args) {
         SalariedEmployee a=new SalariedEmployee("����",,);
         a.print();
         System.out.println(a.getSalary());
         HourlyEmployee a1=new HourlyEmployee("����",,,);
         a1.print();
         System.out.println(a1.getSalary());
         SalesEmployee a2=new SalesEmployee("����",,, 0.2f);
         a2.print();
         System.out.println(a2.getSalary());    

         }
 }

TestEmployee