Scenarios and Sequence Diagrams

• Use Case 1
  • Scenario 1A
  • Scenario 1B
• Use Case 2
  • Scenario 2A
• Use Case 3
  • Scenario 3A
  • Scenario 3B
• Use Case 4
  • Scenario 4A
• Use Case 5
  • Scenario 5A
• Use Case 6 (not used)
• Use Case 7
  • Scenario7A
  • Scenario7B
• Use Case 8
• Use Case 9
  • Scenario 9A
• Use Case 10
  • Scenario 10A
• Use Case 11
  • Scenario 11A

Use Case 1: Press button to take photo from barcode

Scenario 1A: Actor takes photo of barcode by pressing the button

Pre-Conditions:

Barcode reading mode is opened.

Scenario:

Press button and read barcode

Post-Conditions:

Person is recognized

Sequence Diagram:

go to menu

Scenario 1B: Barcode image is not good

Pre-Conditions:

Press button and take photo from borcode but the photo is not good.

Scenario:

Press button and read barcode

Post-Conditions:

Message: Barcode image is not good.

Sequence Diagram:

go to menu

Use Case 2: Recognize identity person

Scenario 2A: Recognize person

Pre-Conditions:

Barcode is ready

Scenario:

Recognize person from barcode

Post-Conditions:

Recognized person

Sequence Diagram:

go to menu

Use Case 3: Press button to take photo from iris

Scenario 3A: Iris mode is opened

Pre-Conditions:

Iris reading mode is opened

Scenario:

Press button and take photo from iris

Post-Conditions:

The photo of iris is taken from camera

Sequence Diagram:

go to menu

Scenario 3B: Actor takes photo of iris by pressing the button but iris photo is not used

Pre-Conditions:

Iris mode is opened

Scenario:

Press button and take phot from iris

Post-Conditions:

The photo of iris is not official

Sequence Diagram:

go to menu

Use Case 4: Display the camera image in real time

Scenario 4A:Display the image comes from camera up to 5 ms

Pre-Conditions:

Iris or Barcode mode

Scenario:

Display the image comes from camera up to 5 ms

Post-Conditions:

Image is ready

Sequence Diagram:

go to menu

Use Case 5: Add guide mark for the iris on the screen while photographing

Scenario 5A:Add guide mark for the iris on the screen while photographing

Pre-Conditions:

Iris mode opened

Scenario:

Draw circle guide to screen

Post-Conditions:

--

Sequence Diagram:

go to menu

Use Case 6: Enter age information (not used marge to UseCase1)

Use Case 7: Press button to send data

Scenario 7A: pack data and send to server

Pre-Conditions:

image of iris is already

Scenario:

packaging of data and sending

Post-Conditions:

getting success message

Sequence Diagram:

go to menu

Scenario 7B: Give alert in timeout

Pre-Conditions:

Barcode or iris mode

Scenario:

Go to main screen if button is not pressed during 15 sc

Post-Conditions:

Device back to main screen

Sequence Diagram:

go to menu

Use Case 8: Send data to main controller

go to menu

Use Case 9: Send processed data to the clinets they belong to

Scenario 9A: Process data from a clinet and send it back

Pre-Conditions:

Data comes from client

Scenario:

Process data

Post-Conditions:

Send result to client

Sequence Diagram:

go to menu

Use Case 10: Clients connect main device

Scenario 10A: Connect verify with main device

Pre-Conditions:

Physical connected

Scenario:

Credentials control

Post-Conditions:

Send result (token or error masage)

Sequence Diagram:

go to menu

Use Case 11: Show the result comes from main device on clients

Scenario 11A: Display data from the server on the screen

Pre-Conditions:

Result comes from server

Scenario:

Read data from a server

Post-Conditions:

Show on screen

Sequence Diagram: