Store # name: String lexample: James Electronics # address: String llexample: Beirut/Hamra # devices: ArrayList Device + Store (name: String, address: String) + addDevice(d: device): void + getDevices(): ArrayList + toString() : String # name: String # price: doube #voltage: double #amp: double + Device (all arguments) + toString() : String + getters & Setters + power(): double AC DC - frequency: int + AC (all arguments) + toString() : String -batteryArrangement: int 10 for serial, 1 for parallel - batteryCount: int + DC (all arguments) + toString() : String Question 1 attributes and define the methods (constructor, the getters/setter, ..) as presented in the UML diagram. a. The class is abstract and contains an abstract method named power. b. The method toString should be defined to return a device's info as follows: Implement the class Device. In this question, you are required to declare all the Name: Price $: Voltage: Amp: ...... .. ......

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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What is the solution for this question(using java language)
Store
# name: String /example: James Electronics
# address: String lexample: Beirut/Hamra
# devices: ArrayList<Device>
Device
+ Store (name: String, address: String)
+ addDevice(d: device): void
+ getDevices(): ArrayList<Device>
+ toString() : String
# name: String
# price: doube
#voltage: double
#amp: double
+ Device (all arguments)
+ toString() : String
+ getters & Setters
+ power(): double
AC
DC
|- frequency: int
+ AC (all arguments)
+ toString() : String
-batteryArrangement: int 10 for serial, 1 for parallel
batteryCount: int
+ DC (all arguments)
+ toString() : String
Question 1
attributes and define the methods (constructor, the getters/setter, ..) as presented in the UML diagram.
a. The class is abstract and contains an abstract method named power.
b. The method toString should be defined to return a device's info as follows:
Implement the class Device. In this question, you are required to declare all the
Name:
Price $:
Voltage:
Amp:
.....
Transcribed Image Text:Store # name: String /example: James Electronics # address: String lexample: Beirut/Hamra # devices: ArrayList<Device> Device + Store (name: String, address: String) + addDevice(d: device): void + getDevices(): ArrayList<Device> + toString() : String # name: String # price: doube #voltage: double #amp: double + Device (all arguments) + toString() : String + getters & Setters + power(): double AC DC |- frequency: int + AC (all arguments) + toString() : String -batteryArrangement: int 10 for serial, 1 for parallel batteryCount: int + DC (all arguments) + toString() : String Question 1 attributes and define the methods (constructor, the getters/setter, ..) as presented in the UML diagram. a. The class is abstract and contains an abstract method named power. b. The method toString should be defined to return a device's info as follows: Implement the class Device. In this question, you are required to declare all the Name: Price $: Voltage: Amp: .....
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