UML modeling results

for exer_uml

vp file: cspa_01.zip (Rename: .zip ⇒ .vpp)

2. Exercise A

• Model interaction from code of exer_python to sequence diagram
• Create collaboration diagram from modeled sequence diagram

3. Exercise B

Model communication of pull technology Web feed system by sequence diagrams, eg. RSS.

Diagram should include entities:

• user – Entity that uses aggregator (user, gui, ..)
• aggregator – retrives feeds (messages) from web sites.
• site1, site2, site3 – sites providing information feed.
• HTTP related entities

Use timers on aggregator.

Create Use Case diagram attached to created sequence diagram