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Action Behavior By Type

You can vary the behavior initiated by an Action element by defining (or even redefining) its type. In simulation, you can apply and observe a number of different behaviors using the Actions in the types and groups described in this table.

Action Types

Type

Description

See also

Object Actions

Object Actions operate on an object in a specific way, such as creating, destroying or reading the object. They include:

  • CreateObject
  • DestroyObject and
  • Read Self
Destroy Objects in a Simulation Create Objects in a Simulation Action Types

Variable Actions

Variable Actions have an association variable in the form of the Tagged Value variable with the value of the name of an object in run-time. They provide the variable not only as an object but also as a property (such as an attribute or Port) of an object. They include:

  • ReadVariable
  • WriteVariable
  • ClearVariable
  • AddVariableValue
  • RemoveVariable
Variable Actions

StructuralFeature Actions

StructuralFeature Actions operate on a structural feature, namely an attribute of an Activity or of the classifier of an object. They include:

  • ReadStructuralFeature
  • WriteStructuralFeature
  • ClearStructuralFeature
  • AddStructuralFeatureValue
  • RemoveStructuralFeatureValue
StructuralFeature Actions

Invocation and Accept Event Actions

Invocation and Accept Event actions define the Triggers and Signals of an event. They include:

  • SendSignal
  • BroadcastSignal
  • AcceptEvent
  • SendObject
  • CallBehavior
  • CallOperation
  • AcceptCall
SendSignal Action & BroadcastSignal Action AcceptEvent Actions CallBehavior Action SendObject Action

Miscellaneous Actions

The ValueSpecificationAction evaluates a value; it must have an input value and some evaluating code as its behavior or effect.

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