umlaut

EnergyProvider

+ String password;+ Double electricityTariff;+ Double gasTariff;

has

setTariffInterface

+ setTGasTariff();+ setElectricityTariff();+ setTariffInterface();+ Inner class: doubleCheckInterface1();

Household

+ String username;+ String password;+ String name;+ String phoneNumber;+ String address+ Double electricityBudget;+ Double gasBudget;

addInformationInterface

+ addImplementation();+ addInformationInterface(String username);+ Inner class: doubleCheckInterface();

viewConsumptionInterface

ElectricityMeter

+ ElectricityMeter(String username)+ getReading() return ArrayList

inherits

*.......is supervised/ served by ........1

log as user

contains

log as admin

Inherit

EnergyManagementSystem

+ userLogin();+ adminLogin();+ paint();

viewHistoryInterface

Interface

setBudgetInterface

+ setBudgetInterface(String username);+ Inner class: doubleCheckInterface2();

Read

Meter

+ String username;

+ getReading() return ArrayList;+ getUsername() return String;+ setUsername();

AdminBoundary

+ AdminBoundary(String username);+ paint();+ addUserInformation();+ viewUserInformation();+ deleteUserInformation();+ generateBills();+ logOut();

set budget

log into

deleteInformationInterface

+ deleteInformationInterface(String username);+ deleteImplementation();+ Inner class: doubleCheckInterface();+ paint();

viewInformationInterface

+ viewInformationInterface(String username);

GasMeter

+ GasMeter(String username)+ getReading() return ArrayList

generateBillsInterface

+ generateBillsInterface();+ sendBillsImplementation();

setBudgetImplementation

UserBoundary

+ UserBoundary(String username);+ viewConsumption();+ viewDaily/Weekly/MonthlyHistory();+ modifyPassword();+ checkTariff();+ setBudget();+ logOut();

modifyPasswordInterface

+ modifyPasswordInterface(String username)+ modifyImplementation();+ Inner class: doubleCheckInterface();

checkTariffInterface

+ checkTariffInterface(String username)