write a discount system for a beauty saloon using java program, which provides services and sells beauty products. It offers 3 types of memberships: Premium, Gold and Silver. Premium, gold and silver members receive a discount of 20%, 15%, and 10%, respectively, for all services provided. Customers without membership receive no discount. All members receives a flat 10% discount on products purchased (this might change in future). Your system shall consist of three classes: Customer, Discount and Visit, as shown in the class diagram. It shall compute the total bill if a customer purchases $x of products and $y of services, for a visit. Also write a test program to exercise all the classes. Don’t forget to use array customer name and member type. CustomerVisit1 m -customer:Customer-date:Date-name:String-member:boolean=false|-serviceExpense:double|-productExpense:double|-memberType:String+Customer (name :String)+getName ():String+isMember (): boolean+setMember (member:boolean):void+getMemberType():String+setMemberType(type:String):void+toString():String+Visit(name:String, date:Date)+getName ():String+getServiceExpense():double+setServiceExpense (ex:double):void+getProductExpense (): double+setProductExpense(ex:double):void+getTotalExpense():double+toString():StringDiscountRate|-serviceDiscountPremium:double=0.2-serviceDiscountGold:double=0.15-serviceDiscountSilver:double=0.1-productDiscountPremium:double=0.1-productDiscountGold:double=0.1-productDiscountSilver:double=0.1+getServiceDiscountRate(type:String):double+getProductDiscountRate(type:String):double

public class Customer { private String name; private boolean member; private String…

Answered: write a discount system for a beauty…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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write a discount system for a beauty saloon using java program, which provides services and sells beauty products. It offers 3 types of memberships: Premium, Gold and Silver. Premium, gold and silver members receive a discount of 20%, 15%, and 10%, respectively, for all services provided. Customers without membership receive no discount. All members receives a flat 10% discount on products purchased (this might change in future). Your system shall consist of three classes: Customer, Discount and Visit, as shown in the class diagram. It shall compute the total bill if a customer purchases $x of products and $y of services, for a visit. Also write a test program to exercise all the classes. Don’t forget to use array customer name and member type.

Customer
Visit
1 m -customer:Customer
-date:Date
-name:String
-member:boolean=false
|-serviceExpense:double
|-productExpense:double
|-memberType:String
+Customer (name :String)
+getName ():String
+isMember (): boolean
+setMember (member:boolean):void
+getMemberType():String
+setMemberType(type:String):void
+toString():String
+Visit(name:String, date:Date)
+getName ():String
+getServiceExpense():double
+setServiceExpense (ex:double):void
+getProductExpense (): double
+setProductExpense(ex:double):void
+getTotalExpense():double
+toString():String
DiscountRate
|-serviceDiscountPremium:double=0.2
-serviceDiscountGold:double=0.15
-serviceDiscountSilver:double=0.1
-productDiscountPremium:double=0.1
-productDiscountGold:double=0.1
-productDiscountSilver:double=0.1
+getServiceDiscountRate(type:String):double
+getProductDiscountRate(type:String):double

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