Use Case 7--Save Game

Context of use:
The user is able to save the current progress of the game and return to it at a later time
　

Scope:
J2ME Pac-man Game Application
　

Level:
User Goal
　

Primary Actor:
Mobile Phone or PDA User
　

Stakeholders and Interests:
User: wants the game to be saved
　

Precondition:
Game must currently be running and being played
　

Minimal Guarantees:
The running game could be saved and loaded
　

Success Guarantees:
Player could load the game at the same point/state in the current level of play where the game has been saved
　

Trigger:
Player hits the save game button while pause game menu showing
　

Main Success Scenario:
　

• 1. Player presses the pause button during a level in the game.
  　
• 2. A menu is displayed asking if the user wants to resume or save game.
  　
• 3. The game waits for the user input.
• 4. The user chooses to save the game.
• 5. The user is given the option to resume the game or exit
  　
• 6. The user exit the game
  　
• 7. The device is exit/returned to the state it was in before the game was played
  　

Extensions:
　

• 4a. The user chooses to resume the game.
  　
• 4b. The game is The game is restored to the state it was in prior to the pause.
  　
• 5a. The user chooses to resume the game.
  　
• 5b. The game is The game is restored to the state it was in prior to the pause.
  　

Technology and Data Variations:
None
　

Related Information:
This use case has a collaboration diagram and can also be seen in the use case diagram.