Intelligent Parking Management System: Ticket Validation, Ticket Purchase, Payments

Use Case ID:

U-1

Use Case Name:

Ticket Validation

Actors:

User, Parking System

Description:

This use case portrays the procedure of ticket validation when a client gets to the Car Parking system for performing operations. In this use case a User visits the Car Parking system and supplements the ticket into system. The Car Parking system checks for legitimacy of the ticket and besides that it is entered effectively then Menu choices screen is shown through which a client can play out the required activities. In the event that the ticket is invalid then the system returns ticket and rejects the activity by showing message on the screen.

Preconditions:

1. System is in operational mode

2. User has inserted ticket into the system

Postconditions:

1. User has inserted valid ticket into the system

2. User has entered valid PIN in the system

Priority:

High

Frequency of Use:

Regular

Normal Course of Events:

· Card is inserted by user into Car Parking system

· The system validates the card

· PIN is requested by the system from user

· User enters PIN for validation

· System checks for validity of PIN

· Menu screen is displayed after entering correct PIN

Alternative Courses:

· Ticket inserted by user is not valid

· Invalid PIN is entered into the system

Exceptions:

Inserted ticket cannot be recognized by the system

Includes:

System checks for validity of Ticket and informs user

Special Requirements:

Invalid PIN should not be entered more than three times

Assumptions:

Valid ticket and PIN is carried by the user

Notes and Issues:

Invalid or expired ticket is being inserted into the system by user.

Use Case ID:

U-2

Use Case Name:

Purchase ticket

Actors:

User, Car Parking System, Ticket Dispenser Bank

Description:

This use case illustrates on the process of purchasing tickets from the Car Parking system that is being trailed by the client and system when a client gets to the system to buy ticket for car parking. In this procedure, a User visits the system and supplements the card into system then the client is asked for to enter PIN. In the wake of entering PIN, the system checks for legitimacy of the PIN and besides that it is entered effectively then Menu alternatives screen is shown through which a client can choose choice for ticket buy. At that point the system demands for sum to be kept in the client account. The system at that point checks for balance in user account and amount of ticket. In the event that both are legitimate at that point ticket is administered from the distributor and client account is charged. In the event that the sum asked for is not in the card or client account then the operation is rejected and the client is informed about the reason in the main screen.

Preconditions:

1. Balance in user account is sufficient as per the ticket amount

2. The system has sufficient tickets available as per demand of the user

Postconditions:

1. Requested ticket is received by the user

2. Requested ticket cost is debited from user account

Priority:

High

Frequency of Use:

Regular

Normal Course of Events:

· User has inserted card into the system

· User has entered PIN and system checks for validity of card

· System displays Menu Screen

· Option for ticket purchase is selected by user

· System requests for deducting ticket amount from user account

· User authenticates for deduction of amount to purchase ticket

· System dispenses ticket and updates balance in user account

· System generates receipt

· User receives ticket and receipt from the system

Alternative Courses:

· Requested ticket is not available in the system

· Requested ticket amount is not available in balance of user account

Exceptions:

Requested ticket cannot be dispensed by system due to unavailability of parking slot

Includes:

Requested ticket amount is checked balance from user account and the user is notified of deduction from account

Special Requirements:

Checking availability of parking slot then only ticket is generated

Assumptions:

Sufficient parking slot is available as per request of the user

Notes and Issues:

Ticket is not dispensed from the system but amount is deducted from user account

Use Case ID:

U-3

Use Case Name:

Payments

Actors:

User, Car Parking System, Bank

Description:

This use case presents the arrangement of payments through Car Parking system that is being followed amid association between the client and system when a client gets to the system for making payments. In this utilization case a User visits the Car Parking system and supplements the card into system then the client is asked for to enter PIN. Subsequent to entering PIN, the system checks for legitimacy of the PIN and in the event that it is entered accurately then Menu alternatives screen is shown through which a client can choose choice for making payments. At that point the system demands for sum to be kept to the client account. The system at that point checks for legitimacy of client record and demands to enter add up to be saved. Besides that both are legitimate then the system solicitations to embed money and after that system refreshes bank database with input sum. The stored sum is then affirmed by the bank database and affirmation is sent to Car Parking system. The system at that point shows sum is credited and the refreshed account balance. The client gets notice about sum credited into client account through which client can buy tickets. Besides that the client account is not legitimate or the money saved is not proportional to the information sum then the operation is rejected and the client is educated about the reason in menu screen.

Preconditions:

1. Card inserted by user is valid and linked with valid user account in bank

2. System is operational for taking payments and generation of receipts

Postconditions:

1. Balance in user account is updated with requested amount

2. Deducted amount is reflected in user account and generated receipt

Priority:

Medium

Frequency of Use:

Sometimes

Normal Course of Events:

· User has inserted card into the Car Parking system

· User has entered PIN and system checks for validity of the card

· System displays options in the Menu Screen

· User chooses option to make payments

· System requests amount to be deducted from or deposited to user account balance

· User has confirmed amount to deducted or deposited

· User authenticates transaction

· System checks for validity of the amount and updates the bank database

· Balance in User account is updated with deducted or deposited amount

· System generates receipt

· Notification is given to user

Alternative Courses:

· Account of the user is invalid

· No sufficient balance is available in the user account

Exceptions:

System is unable to process transactions

Includes:

Requested amount for deposit or deduction is checked with balance in user account and notification sent to the user

Special Requirements:

Proper validation is done for user account and card inserted in the system

Assumptions:

Valid card and amount is being input into the system

Notes and Issues:

Input amount is validated by the system but balance in user account has not been updated