Metamodel requirement

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Philippe DUL edited this page Mar 1, 2023 · 5 revisions

requirement

Requirement aims at defining the requirements expression language.

RequirementsPkg

a container for Requirement elements, and sub packages containing Requirements

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Specific fields

Attribute	Type	Range	Description
additionalInformation	EString	0..1
level	EString	0..1

Reference	Type	Range	Description
ownedRequirementPkgs	RequirementsPkg	0..*
ownedRequirements	Requirement	0..*

Inherited fields (from Structure)

Reference	Type	Range	Description
ownedPropertyValuePkgs	PropertyValuePkg	0..*

RequirementsTrace

a specialized kind of Trace to indicate the relationship between two Requirements

Common Types: ModelElement, CapellaElement, TraceableElement, PublishableElement

Specific fields

Reference	Type	Range	Description
source	TraceableElement	1..1
target	TraceableElement	1..1

Inherited fields (from Trace, Relationship, AbstractRelationship, AbstractTrace)

Reference	Type	Range	Description
realizedFlow	AbstractInformationFlow	0..1
sourceElement	TraceableElement	1..1
targetElement	TraceableElement	1..1

Requirement

a capability or condition that must (or should) be satisfied [source: SysML glossary for SysML v1.0]

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Known Sub Types: SystemFunctionalInterfaceRequirement, SystemFunctionalRequirement, SystemNonFunctionalInterfaceRequirement, SystemNonFunctionalRequirement, SystemUserRequirement

Specific fields

Attribute	Type	Range	Description
additionalInformation	EString	0..1
feature	EString	0..1
implementationVersion	EString	0..1
isObsolete	EBoolean	0..1
requirementId	EString	0..1
verificationMethod	EString	0..1
verificationPhase	EString	0..1

Reference	Type	Range	Description
relatedCapellaElements	CapellaElement	0..*

SystemFunctionalInterfaceRequirement

A requirement related to an interface functional property

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Inherited fields (from Requirement)

Attribute	Type	Range	Description
additionalInformation	EString	0..1
feature	EString	0..1
implementationVersion	EString	0..1
isObsolete	EBoolean	0..1
requirementId	EString	0..1
verificationMethod	EString	0..1
verificationPhase	EString	0..1

Reference	Type	Range	Description
relatedCapellaElements	CapellaElement	0..*

SystemFunctionalRequirement

A requirement related a system functional property

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Inherited fields (from Requirement)

Attribute	Type	Range	Description
additionalInformation	EString	0..1
feature	EString	0..1
implementationVersion	EString	0..1
isObsolete	EBoolean	0..1
requirementId	EString	0..1
verificationMethod	EString	0..1
verificationPhase	EString	0..1

Reference	Type	Range	Description
relatedCapellaElements	CapellaElement	0..*

SystemNonFunctionalInterfaceRequirement

Any non functional constraint to be satisfied at interfaces level. (e.g. resources usage, environmental constraints, criticity, performance...)

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Inherited fields (from Requirement)

Attribute	Type	Range	Description
additionalInformation	EString	0..1
feature	EString	0..1
implementationVersion	EString	0..1
isObsolete	EBoolean	0..1
requirementId	EString	0..1
verificationMethod	EString	0..1
verificationPhase	EString	0..1

Reference	Type	Range	Description
relatedCapellaElements	CapellaElement	0..*

SystemNonFunctionalRequirement

Non functional requirements are any non functional constraints to be satisfied. (e.g. resources usage, environmental constraints, criticity, performance...)

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Inherited fields (from Requirement)

Attribute	Type	Range	Description
additionalInformation	EString	0..1
feature	EString	0..1
implementationVersion	EString	0..1
isObsolete	EBoolean	0..1
requirementId	EString	0..1
verificationMethod	EString	0..1
verificationPhase	EString	0..1

Reference	Type	Range	Description
relatedCapellaElements	CapellaElement	0..*

SystemUserRequirement

A User requirement that has to be fulfilled by the System

Common Types: Namespace, NamedElement, AbstractNamedElement, ModelElement, CapellaElement, TraceableElement, PublishableElement

Inherited fields (from Requirement)

Attribute	Type	Range	Description
additionalInformation	EString	0..1
feature	EString	0..1
implementationVersion	EString	0..1
isObsolete	EBoolean	0..1
requirementId	EString	0..1
verificationMethod	EString	0..1
verificationPhase	EString	0..1

Reference	Type	Range	Description
relatedCapellaElements	CapellaElement	0..*