The picture below depicts: Merchants handling goods and orders, and talking to customers.ĭetailed process: After the merchant logs in to the system, manage the goods in the store on the product management page, including loading and unloading, querying and modifying the inventory updating, querying, canceling the order on the order management page User conversation. (The rest is the same as above, no longer stated) Send message object name: third-party payment platformĪccepted object name: third-party payment platform
#SEQUENCE DIAGRAM FOR ONLINE SHOPPING VERIFICATION#
Message format: total commodity price + verification code Send Message Object Name: Order ProcessingĪccepted object name: third-party payment platform Request a third-party payment platform to send a verification code: Message Format: Total Price + Request Verification Code Operation + User Mobile Number Message Name: Request to send verification code Request a third-party payment platform to send a verification code: Message Name: Returns a list of query results When you move a single message, and if there is a message. When messages are moved either up or down the lifelines, the other messages are automatically pushed up or down based on how the message is moved.
Object receiving and sending information description:Īccepted object name: product database Return to the list of queries: In sequence diagrams, you can reorder one or more messages by moving them up or down the lifeline to represent the order in which they occur.
Passiveness of object 4: active object | passive object Object 4 Name: Merchant (Customer Service) Other: None Object 2 Name: Product Database There is no limit to the number of times.
Sequence diagram overview: Visitors or users browse the product, in the process can add goods to the shopping cart and talk to the customer service. Experiment 2: Object-oriented analysis and design, experiment 2 of online shopping systemĮxperiment 3: Object-oriented analysis and design, online shopping system experiment three
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