1 
 2 package com.example.lambda;
 3 
 4 /**
 5  *
 6  * @author oracle
 7  */
 8 
 9 public enum Bonus {
10     
11     STAFF(0.02),
12     MANAGER(0.04),
13     EXECUTIVE(0.06);
14     
15     private final double percent;
16     
17     Bonus(double percent){
18         this.percent = percent;
19     }
20     
21     public double percent(){
22         return percent;
23     }
24    
25     public static double byRole(Role r){
26         
27         double bonusPercent = 0.0d;
28         
29         switch(r){
30             case EXECUTIVE: bonusPercent = EXECUTIVE.percent; break;
31             case MANAGER: bonusPercent = MANAGER.percent; break;
32             case STAFF: bonusPercent = STAFF.percent; break;
33         }
34         
35         return bonusPercent;
36     }
37     
38     
39 }
40