DSDP/MTJ/Add Operation Triggering

Use-Case Specification: Add pre- and post- commands

1. BRIEF DESCRIPTION

This use-case describes how pre- and post- command handling can be added to the flow diagram. Pre- and post- command handling means that a method is called before and/or after a command/menu selection.

2. FLOW OF EVENTS

2.1 Basic Flow of Events

B1. The user decides to add a pre- or post- command handling function.

B2. The user selects the command/menu with menu items to which the pre- or post- command handling will be added to.

B3. The user selects the command or menu where he wants to add the pre- or post- command.

a) The system displays the properties for the selected command or menu.

B4. The user opens the add pre- (or post-) command feature.

a) The system shows a list of all available classes.

B5. The user selects a class.

a) The system shows a list of all available methods.

B6. The user selects the method to be called.

a) The system generates the required code.

b) The system updates the flow’s code.

c) The system redraws the flow.

2.2 Alternative Flows

3. SUBFLOWS

4. KEY SCENARIOS

5. PRECONDITIONS

5.1 Precondition 1: The Flow designer is open with a flow diagram present

The Flow designer must be open with a flow diagram present. 5.2 Precondition 2: The active flow must contain a command or a menu with menu items

The active flow diagram must contain a command or a menu with menu items since pre- and post- command handling functions are added to these.

6. POSTCONDITIONS

6.1 Postcondition 1: The command or menu item must contain a pre- and post- command handling function

The command or menu item within a menu must contain a pre- and post- command handling function that is called prior to or after the selection of this item.

7. EXTENSION POINTS

8. SPECIAL REQUIREMENTS

9. ADDITIONAL INFORMATION

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