F4.5.2 Validate Fare Credit for Journey

Frame Repository / Frame Functional View / Functionality / Functional Area F4 - Manage Public Transport Operations / F4. Manage Public Transport Operations / F4.5 Provide PT Fare Facilities / F4.5.2 Validate Fare Credit for Journey

Project:

F4.5 Provide PT Fare Facilities

F4.5.2 Validate Fare Credit for Journey : Public <<FRAME_Low_Level_Function>> FRAME_Low_Level_Function

Created:	24.10.2019 12:44:31
Modified:	08.09.2021 11:24:41

Project:
Author:	Update after transfer
Version:	5.0
Phase:	1.0
Status:	Proposed
Complexity:	Easy
Difficulty:
Priority:
Multiplicity:
Advanced:
UUID:	{BAC7CE1B-B9B3-4fd3-890E-8DB3F4DE9F12}
Appears In:	DFD F4.5 Provide PT Fare Facilities, Functional Tree of Area F4 Manage Public Transport Operations

This Function shall be capable of providing the following facilities: (1) The ability to manage the current level of fare credit in the "fare card" (store of Fare Card Data) to be managed so that there is always sufficient for the PT portion of the journey that the PT Passenger is about to make. (2) The ability to inform the PT Passenger the amount of fare credit available and whether or not it is sufficient for the PT portion of the journey. (3) If required the ability to include some form of access control mechanism for PT Passengers entering and/or leaving the PT Vehicle.

Associations To
Associations From
Requirements
Advanced

Element	Source Role	Target Role
«FRAME_Low_Level_Data_Flow» tt.ptp-no_fare_credit_for_journey FRAME_Low_Level_Data_Flow «IN»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» mpto_deduct_fare_credit_for_journey FRAME_Low_Level_Data_Flow «IN»	Name:	Name:
Details:
«FRAME_Functional_Area» F4. Manage Public Transport Operations FRAME_Functional_Area «componentof»	Name:	Name:
Details:
«FRAME_High_Level_Function» F4.5 Provide PT Fare Facilities FRAME_High_Level_Function «componentof»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» mpto_result_of_fare_transaction FRAME_Low_Level_Data_Flow «IN»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» tt.ptp-journey_fare_cost FRAME_Low_Level_Data_Flow «IN»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» tt.ptp-ok_to_travel FRAME_Low_Level_Data_Flow «IN»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» tt.ptp-fare_credit_after_journey FRAME_Low_Level_Data_Flow «IN»	Name:	Name:
Details:

Element	Source Role	Target Role
«FRAME_Low_Level_Data_Flow» ft.ptp-request_journey_fare_cost FRAME_Low_Level_Data_Flow «OUT»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» mpto_fare_scheme_for_service FRAME_Low_Level_Data_Flow «OUT»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» ft.ptp-pay_for_journey FRAME_Low_Level_Data_Flow «OUT»	Name:	Name:
Details:
«FRAME_Low_Level_Data_Flow» mpto_fare_credit_balance FRAME_Low_Level_Data_Flow «OUT»	Name:	Name:
Details:

Requirement	Type	Status	Difficulty	Priority	Stability
Functional	Functional	Proposed	Medium	Medium	Moderate
Details: (a) continuously monitor for receipt of the request journey fare cost from the PT Passenger;<br/>(b) when the data flow in (a) arrives, check the cost and the fare credit balance in the function's internal store;<br/>(c) if the result of (b) is that there is sufficient credit to pay for the journey output the results of (b) to the PT Passenger in the journey fare cost and fare credit after journey data flows;<br/>(d) if the result of (b) is that there is not sufficient credit to pay for the journey output the results of (b) to the PT Passenger in the journey fare cost and no fare credit for journey data flows;<br/>(e) as a result of (c) wait for receipt of the pay for journey data flow from the PT Passenger;<br/>(f) when the data flow in (e) is received, send the deduct fare credit for journey data flow to the store of Fare Card Data and the ok to travel message to the PT passenger;<br/>(g) as a result of (f) await the receipt of the fare credit balance data flow and update the internal data store with its contents.<br/>

Property	Value
isReadOnly:	false
isFinalSpecialization:	0