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Class UML 2.4.1::Activity

Description:

An activity is the specification of parameterized behavior as the coordinated sequencing of subordinate units whose individual elements are actions.

Direct Superclasses: Behavior

Direct Subclasses:

Class Precedence List: Activity, Behavior, Class, EncapsulatedClassifier, StructuredClassifier, BehavioredClassifier, Classifier, Namespace, Type, PackageableElement, ParameterableElement, RedefinableElement, NamedElement, TemplateableElement, Element

Properties:

edge : ActivityEdge (0 *); -- source Activity
group : ActivityGroup (0 *); -- source Activity
isReadOnly : Boolean (1 1); -- source Activity
isSingleExecution : Boolean (1 1); -- source Activity
node : ActivityNode (0 *); -- source Activity
partition : ActivityPartition (0 *); -- source Activity
structuredNode : StructuredActivityNode (0 *); -- source Activity
variable : Variable (0 *); -- source Activity
context : BehavioredClassifier (0 1); -- source Behavior
isReentrant : Boolean (1 1); -- source Behavior
ownedParameter : Parameter (0 *); -- source Behavior
ownedParameterSet : ParameterSet (0 *); -- source Behavior
postcondition : Constraint (0 *); -- source Behavior
precondition : Constraint (0 *); -- source Behavior
redefinedBehavior : Behavior (0 *); -- source Behavior
specification : BehavioralFeature (0 1); -- source Behavior
extension : Extension (0 *); -- source Class
isAbstract : Boolean (1 1); -- source Class
isActive : Boolean (1 1); -- source Class
nestedClassifier : Classifier (0 *); -- source Class
ownedAttribute : Property (0 *); -- source Class
ownedOperation : Operation (0 *); -- source Class
ownedReception : Reception (0 *); -- source Class
superClass : Class (0 *); -- source Class
ownedPort : Port (0 *); -- source EncapsulatedClassifier
ownedConnector : Connector (0 *); -- source StructuredClassifier
part : Property (0 *); -- source StructuredClassifier
role : ConnectableElement (0 *); -- source StructuredClassifier
classifierBehavior : Behavior (0 1); -- source BehavioredClassifier
interfaceRealization : InterfaceRealization (0 *); -- source BehavioredClassifier
ownedBehavior : Behavior (0 *); -- source BehavioredClassifier
attribute : Property (0 *); -- source Classifier
collaborationUse : CollaborationUse (0 *); -- source Classifier
feature : Feature (0 *); -- source Classifier

Specifies each feature defined in the classifier. Note that there may be members of the Classifier that are of the type Feature but are not included in this association, e.g. inherited features.
{readonly}
Derived union with sources: (attribute, ownedConnector, ownedReception, ownedOperation, ownedAttribute)
Subsets: Namespace.member
Opposite: Feature.featuringClassifier

generalization : Generalization (0 *); -- source Classifier
inheritedMember : NamedElement (0 *); -- source Classifier
isFinalSpecialization : Boolean (1 1); -- source Classifier
ownedTemplateSignature : RedefinableTemplateSignature (0 1); -- source Classifier
ownedUseCase : UseCase (0 *); -- source Classifier
powertypeExtent : GeneralizationSet (0 *); -- source Classifier
redefinedClassifier : Classifier (0 *); -- source Classifier
representation : CollaborationUse (0 1); -- source Classifier
substitution : Substitution (0 *); -- source Classifier
templateParameter : ClassifierTemplateParameter (0 1); -- source Classifier
useCase : UseCase (0 *); -- source Classifier
elementImport : ElementImport (0 *); -- source Namespace
importedMember : PackageableElement (0 *); -- source Namespace
member : NamedElement (0 *); -- source Namespace
ownedMember : NamedElement (0 *); -- source Namespace
ownedRule : Constraint (0 *); -- source Namespace
packageImport : PackageImport (0 *); -- source Namespace
package : Package (0 1); -- source Type
visibility : VisibilityKind (1 1); -- source PackageableElement
owningTemplateParameter : TemplateParameter (0 1); -- source ParameterableElement
isLeaf : Boolean (1 1); -- source RedefinableElement
redefinedElement : RedefinableElement (0 *); -- source RedefinableElement
redefinitionContext : Classifier (0 *); -- source RedefinableElement
clientDependency : Dependency (0 *); -- source NamedElement
name : String (0 1); -- source NamedElement
nameExpression : StringExpression (0 1); -- source NamedElement
namespace : Namespace (0 1); -- source NamedElement
qualifiedName : String (0 1); -- source NamedElement
templateBinding : TemplateBinding (0 *); -- source TemplateableElement
ownedComment : Comment (0 *); -- source Element
ownedElement : Element (0 *); -- source Element
owner : Element (0 1); -- source Element

Constraints:

Signature: no_supergroups() : Boolean;
Description: The groups of an activity have no supergroups.
Expression: true

Signature: autonomous() : Boolean;
Description: An activity cannot be autonomous and have a classifier or behavioral feature context at the same time.
Expression: true

Signature: activity_parameter_node() : Boolean;
Description: The nodes of the activity must include one ActivityParameterNode for each parameter.
Expression: true

Operations:

No additional operations.



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