Question

Draw an Activity diagram and Sequence diagram for Sending a Complaint    {Trigger: The use-case will be initialized when the user presses the “File a Complaint” button in the account page.
Normal Flow:
1- The user indicates that they want to file a complaint. 2- The user writes the ID of the order and the description of their complaint. 3- The user receives a response in their email a couple of days later.
Alternate Flow:
1- If the user is not registered, an error message will appear explaining that. 2- If the user has not placed an order yet, then an error message will appear that explains that. 3- If the issue is complicated, then it might take more time to receive a response.
Business Rules: The user must be registered to the system and made at least one order.

Note : The diagrams must be in UML tool not hand writting.

*please be careful about the subject ( Sending a Complaint )

Answer 1

File a complaint No User registered? Error message Error description Enter order ID (Enter Description Yes No Valid Order? Issue Complicated? Error Message Delayed Comm mail Error description Early Comm email

Å 옷 User Server Database < Press File a complaint button>> <<Check user valid registration>> if user not registered <<Return invalid user message>> <<send error message >> (alternatively] if user is regsitered Creturn valid user message >> <ask for order id> << Enter uid >> <cask for description of complaint>> «Enter description>> «check order status >> if order not placed <<retur absent order message >> <retum error message >> if order is placed but issue is complicated (alteratively] <<valid order and complicated issue>> <Return message depicting delayed communicationdue to complications >> (alttematively] if order placed, and issue is simple <return valid order and simple issue>> <<Return message depicting early communication> - + 61% G