Systems Programming Assignment 3

1. Systems ProgrammingAssignment 3

3. Mission • name • Skill • Time • PreRequisites • Items

4. Warehouse • Hold all the resources • Sergeants tack resources and release them Dead lock can occur here

5. Board • Hold all the missions • In the beginning, main adds all the missions to the board • The Chief of Staff takes all the relevant missions • Sergeants modify the mission in the board

6. Mission Holder • Hold missions that can be worked on • Chief of Staff adds and removes missions from the Mission Holder • Is used only by the Chief of Staff • Should be verified through TDD

7. Chief of Staff • Takes missions from the board and adds them to missions holder • Gives missions to sergeants

8. Sergeants • Get missions from the Chief of Staff • Get items from the warehouse • Work on the mission • Release the items • If there is more time to work on the mission, return it to his sergeant • If there is no more time, notify about it and check if there are missions in the board with satisfied prerequisites.

9. Observer • Read commands from the console • The observer provides a way to know what is happening in the program • He can stop the program at any time

10. Startup • Read config files names • Set up the logger • Read the config files • Set-up the system: • Create the board • Create the warehouse • Create the sergeants • Create the Chief of Staff • Start the observer, sergeants and Chief of Staff

11. Don’t forget • Checkstyle • Pmd • Ant

12. Common Questions • Can I add more classes? • Yes • Do you require checkstyle also for our tests? • We will not grade you on it • Can I change the interfaces in the final program? • Yes, but you will be graded on the first one too. • Can we have a delay? • Collective: no, specific: email us • If you have Questions, please post it in the forum so everyone can see it • Questions that will be sent by email will not be answered

13. Questions