Thank you for using the Jiskha Homework Help Forum. Although this is definitely not my field, here are a few things that may help you:
3. It looks like most articles on this subject had to be purchased. This one at least has a free preview: http://www.springerlink.com/content/w3126331736x0196/
4. (PDF file to download but it looks promising!): cet.ecs.ru.acad.bg/cst07/Docs/cp/SVI/VI.24.pdf
If you have debug, you can debug into the program step by step. You need to run the program in debug mode. most IDE software have debug mode. You can set the breaking point in the code before it invoke objects in the sequence diagram, then step through the object.