Money Module Jasons bank account looks good but at a glance, he cant easily see which transactions are related to his food truck business or his catering business. He finds that at the end of the week, hes using excel to record details from his bank account and credit card to figure it out. Jason would like to record a description of the transaction indicating whether or not the transaction was income or expense and more details of what the transaction was for. Jason usually pays for supplies using his credit card. Jasons clients usually pay in cash or by debit card. Once Jasons business grows to $30,000 in sales, Jason will be required to collect and pay HST. For this reason, Jason would like to know how much hes paid and collected in HST. Hed like a more robust system than Excel to manage these details. Your task is to read the User Story below and create a class diagram and sequence diagrams to support the scenario. User Story As the owner of this business, I would like to record my financial transactions so that I can quickly see how much money Ive made and what I owe the government in HST. For my purposes, my expenses subtracted from my income.

Acceptance Criteria: Must be able to query transactions by date and provide a total profit and total HST Must be able to query transactions by date and by source of the income. Differentiate between expenses and income provide a running total of income expenses Calculate the HST owed to the government by subtracting HST paid on expenses from HST collected on income.

Use Case Descriptions

Use Case Name Create an income transaction Triggering Event Money coming into the business. Brief Description Allows the Owner to record an income transaction. Actors Owner Related Use Cases Preconditions Owner has opened the Main Menu. Post Conditions Income transaction is saved and added to financial totals. Flow of activities Actor System Requests to add a new income transaction Displays a calendar Prompts for description, transaction amount and HST amount Displays a list of income sources and prompts for selection Selects the transaction Date Selects the income source Enters the transaction description Enters the transaction amount Verifies that date is selected Verifies that description and amount have been entered Verifies that the income source was selected. Calculates HST Displays financial transaction Prompts to save Request to save Saves the transaction and returns to the main menu Exception Conditions Owner chooses to cancel adding the transaction

Use Case Name Create an expense transaction Triggering Event Money leaving the business. Brief Description Allows the Owner to record an expense transaction. Actors Owner Related Use Cases Preconditions Owner has opened the Main Menu. Post Conditions Expense transaction is saved and added to financial totals. Flow of activities Actor System Requests to add a new expense transaction Displays a calendar Prompts for description, transaction amount and HST amount Selects the transaction Date Enters the transaction description Enters the transaction amount Verifies that date is selected Verifies that description and amount have been entered Calculates HST Displays financial transaction Prompts to save Request to save Saves the transaction and returns to the main menu Exception Conditions Owner chooses to cancel adding the transaction

Use Case Name Query Financial Transaction Triggering Event Owner requires a list of transactions for a date period including Total Income, Total Expenses, Total Profit, Total HST collected, Total HST Paid, HST Owed Brief Description Allows the Owner to retrieve financial totals for a specified date range Actors Owner Related Use Cases Preconditions Owner has opened the Main Menu. Post Conditions Financial transactions are retrieved, totaled and displayed Flow of activities Actor System 1. Requests to query financial transactions Displays a calendar

2. Selects date range Verifies that dates are selected Retrieves transactions in the specified date range Calculates and displays total income, total expenses, Profit, total HST Owed. Prompts to exit 3. Request to exit returns to the main menu Exception Conditions

Your tasks: Create a class diagram to support the above case study and Systems Use Case Specifications Create an object level sequence diagram, detailing the Create Income Transaction systems use case specification Create an object level sequence diagram, detailing the Create Income Transaction systems use case specification Create an object level sequence diagram, detailing the Query Financial Transaction system use case specification.