Fluent Interfacer(连贯接口)
CostumerBuilder
- costumer : Costumer
+ name(String name)+ id(int id)+ education(String education)+ builder() :Costumer
Costumer
- name:string - id : int- education: string
setAttribute()getAttribute()
CostumerBuilder name(String name){costumer.setName(name);return this;}....
Client
