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Modeling with Technology FrameWork

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Objects for operations<br />

for each operation. The trigger rules all have the same cause event,<br />

but different operations as their effect.<br />

Parallel trigger rules A plain trigger rule represents a single invocation of an operation.<br />

When an operation needs to be invoked multiple times (once for<br />

each object in a set), you use a parallel trigger rule.<br />

Creating a trigger rule<br />

Form for trigger rules<br />

Note<br />

A trigger rule is equivalent to a next-step relationship in a<br />

process step model.<br />

To create a trigger rule:<br />

Objects for operations<br />

1 In the Process Diagram Tools tool folder, click and hold on the<br />

Trigger Rule or Parallel Trigger Rule tool, depending on the<br />

type of trigger rule you want to create.<br />

2 Drag to the triggering event and release the mouse button.<br />

3 Click on the operation triggered by the event.<br />

You can use the Basic Trigger Rule Information form to view and<br />

modify information about a trigger rule.<br />

The underlying object In a process model, the trigger rule that invokes an operation also<br />

determines:<br />

■ The object or set of objects on which the operation acts<br />

■ The values of the arguments passed to the operation<br />

By default, a trigger rule passes the object identified by its cause<br />

event to the operation it invokes. This object is called the<br />

underlying object. For example, suppose the event Project<br />

Chapter 14: Process Models<br />

145

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