Metamodel requirement
requirementRequirement aims at defining the requirements expression language.
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 | |
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..* |
|
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..* |
|
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..* |
|
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..* |
|
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..* |
|
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..* |
|
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