Class: Link

A reference to a local or remote resource, that has a specific relation to the containing object.

URI: [oscal:Link](https://w3id.org/lmodel/oscal/Link)

 classDiagram
    class Link
    click Link href "../Link/"
      Link <|-- ImplementationCommonLink
        click ImplementationCommonLink href "../ImplementationCommonLink/"
      Link <|-- SspSystemInformationLink
        click SspSystemInformationLink href "../SspSystemInformationLink/"
      Link <|-- SspDiagramLink
        click SspDiagramLink href "../SspDiagramLink/"
      Link <|-- SspLeveragedAuthorizationLink
        click SspLeveragedAuthorizationLink href "../SspLeveragedAuthorizationLink/"
      Link <|-- SspByComponentLink
        click SspByComponentLink href "../SspByComponentLink/"

      Link : href

      Link : media_type

      Link : rel

      Link : resource_fragment

      Link : text

## Inheritance * **Link** * [ImplementationCommonLink](ImplementationCommonLink.md) * [SspSystemInformationLink](SspSystemInformationLink.md) * [SspDiagramLink](SspDiagramLink.md) * [SspLeveragedAuthorizationLink](SspLeveragedAuthorizationLink.md) * [SspByComponentLink](SspByComponentLink.md) ## Slots | Name | Cardinality and Range | Description | Inheritance | | --- | --- | --- | --- | | [href](href.md) | 1
[URIReferenceType](URIReferenceType.md) | A resolvable URL reference to a resource | direct | | [rel](rel.md) | 0..1
[TokenType](TokenType.md) or
[MetadataLinkRelEnum](MetadataLinkRelEnum.md) | Describes the type of relationship provided by the link's hypertext reference | direct | | [resource_fragment](resource_fragment.md) | 0..1
[String](String.md) | In case where the href points to a back-matter/resource, this value will indi... | direct | | [media_type](media_type.md) | 0..1
[String](String.md) | A label that indicates the nature of a resource, as a data serialization or f... | direct | | [text](text.md) | 0..1
[MarkupLineType](MarkupLineType.md) | A textual label to associate with the containing object | direct | ## Usages | used by | used in | type | used | | --- | --- | --- | --- | | [HasPropsAndLinks](HasPropsAndLinks.md) | [links](links.md) | range | [Link](Link.md) | | [OscalCommon](OscalCommon.md) | [links](links.md) | range | [Link](Link.md) | | [Group](Group.md) | [links](links.md) | range | [Link](Link.md) | | [Control](Control.md) | [links](links.md) | range | [Link](Link.md) | | [Metadata](Metadata.md) | [links](links.md) | range | [Link](Link.md) | | [Revision](Revision.md) | [links](links.md) | range | [Link](Link.md) | | [Role](Role.md) | [links](links.md) | range | [Link](Link.md) | | [Location](Location.md) | [links](links.md) | range | [Link](Link.md) | | [Party](Party.md) | [links](links.md) | range | [Link](Link.md) | | [ResponsibleParty](ResponsibleParty.md) | [links](links.md) | range | [Link](Link.md) | | [ResponsibleRole](ResponsibleRole.md) | [links](links.md) | range | [Link](Link.md) | | [Action](Action.md) | [links](links.md) | range | [Link](Link.md) | | [Citation](Citation.md) | [links](links.md) | range | [Link](Link.md) | | [Part](Part.md) | [links](links.md) | range | [Link](Link.md) | | [Parameter](Parameter.md) | [links](links.md) | range | [Link](Link.md) | | [ProfileGroup](ProfileGroup.md) | [links](links.md) | range | [Link](Link.md) | | [ParameterSetting](ParameterSetting.md) | [links](links.md) | range | [Link](Link.md) | | [Addition](Addition.md) | [links](links.md) | range | [Link](Link.md) | | [ReviewedControls](ReviewedControls.md) | [links](links.md) | range | [Link](Link.md) | | [ControlSelection](ControlSelection.md) | [links](links.md) | range | [Link](Link.md) | | [ControlObjectiveSelection](ControlObjectiveSelection.md) | [links](links.md) | range | [Link](Link.md) | | [AssessmentSubject](AssessmentSubject.md) | [links](links.md) | range | [Link](Link.md) | | [SelectSubjectById](SelectSubjectById.md) | [links](links.md) | range | [Link](Link.md) | | [SubjectReference](SubjectReference.md) | [links](links.md) | range | [Link](Link.md) | | [AssessmentSubjectPlaceholder](AssessmentSubjectPlaceholder.md) | [links](links.md) | range | [Link](Link.md) | | [AssessmentPlatform](AssessmentPlatform.md) | [links](links.md) | range | [Link](Link.md) | | [UsesComponent](UsesComponent.md) | [links](links.md) | range | [Link](Link.md) | | [LocalObjective](LocalObjective.md) | [links](links.md) | range | [Link](Link.md) | | [AssessmentMethod](AssessmentMethod.md) | [links](links.md) | range | [Link](Link.md) | | [Activity](Activity.md) | [links](links.md) | range | [Link](Link.md) | | [Step](Step.md) | [links](links.md) | range | [Link](Link.md) | | [Task](Task.md) | [links](links.md) | range | [Link](Link.md) | | [AssociatedActivity](AssociatedActivity.md) | [links](links.md) | range | [Link](Link.md) | | [AssessmentPart](AssessmentPart.md) | [links](links.md) | range | [Link](Link.md) | | [TermsAndConditionsPart](TermsAndConditionsPart.md) | [links](links.md) | range | [Link](Link.md) | | [ControlPart](ControlPart.md) | [links](links.md) | range | [Link](Link.md) | | [ImplementationResponsibleRole](ImplementationResponsibleRole.md) | [links](links.md) | range | [Link](Link.md) | | [ImplementationResponsibleParty](ImplementationResponsibleParty.md) | [links](links.md) | range | [Link](Link.md) | | [OriginActor](OriginActor.md) | [links](links.md) | range | [Link](Link.md) | | [RelatedTask](RelatedTask.md) | [links](links.md) | range | [Link](Link.md) | | [Observation](Observation.md) | [links](links.md) | range | [Link](Link.md) | | [RelevantEvidence](RelevantEvidence.md) | [links](links.md) | range | [Link](Link.md) | | [Finding](Finding.md) | [links](links.md) | range | [Link](Link.md) | | [FindingTarget](FindingTarget.md) | [links](links.md) | range | [Link](Link.md) | | [Risk](Risk.md) | [links](links.md) | range | [Link](Link.md) | | [Characterization](Characterization.md) | [links](links.md) | range | [Link](Link.md) | | [Facet](Facet.md) | [links](links.md) | range | [Link](Link.md) | | [MitigatingFactor](MitigatingFactor.md) | [links](links.md) | range | [Link](Link.md) | | [Response](Response.md) | [links](links.md) | range | [Link](Link.md) | | [RequiredAsset](RequiredAsset.md) | [links](links.md) | range | [Link](Link.md) | | [RiskLogEntry](RiskLogEntry.md) | [links](links.md) | range | [Link](Link.md) | | [RiskResponseReference](RiskResponseReference.md) | [links](links.md) | range | [Link](Link.md) | | [InformationType](InformationType.md) | [links](links.md) | range | [Link](Link.md) | | [ImpactLevel](ImpactLevel.md) | [links](links.md) | range | [Link](Link.md) | | [AuthorizationBoundary](AuthorizationBoundary.md) | [links](links.md) | range | [Link](Link.md) | | [NetworkArchitecture](NetworkArchitecture.md) | [links](links.md) | range | [Link](Link.md) | | [DataFlow](DataFlow.md) | [links](links.md) | range | [Link](Link.md) | | [SystemImplementation](SystemImplementation.md) | [links](links.md) | range | [Link](Link.md) | | [SspImplementedRequirement](SspImplementedRequirement.md) | [links](links.md) | range | [Link](Link.md) | | [SspStatement](SspStatement.md) | [links](links.md) | range | [Link](Link.md) | | [Export](Export.md) | [links](links.md) | range | [Link](Link.md) | | [ProvidedControlImplementation](ProvidedControlImplementation.md) | [links](links.md) | range | [Link](Link.md) | | [ControlResponsibility](ControlResponsibility.md) | [links](links.md) | range | [Link](Link.md) | | [InheritedControlImplementation](InheritedControlImplementation.md) | [links](links.md) | range | [Link](Link.md) | | [SatisfiedControlImplementation](SatisfiedControlImplementation.md) | [links](links.md) | range | [Link](Link.md) | | [SspSystemCharacteristicsResponsibleParty](SspSystemCharacteristicsResponsibleParty.md) | [links](links.md) | range | [Link](Link.md) | | [SspImplementedRequirementResponsibleRole](SspImplementedRequirementResponsibleRole.md) | [links](links.md) | range | [Link](Link.md) | | [SspByComponentResponsibleRole](SspByComponentResponsibleRole.md) | [links](links.md) | range | [Link](Link.md) | | [Result](Result.md) | [links](links.md) | range | [Link](Link.md) | | [AssessmentLogEntry](AssessmentLogEntry.md) | [links](links.md) | range | [Link](Link.md) | | [DefinedComponent](DefinedComponent.md) | [links](links.md) | range | [Link](Link.md) | | [Capability](Capability.md) | [links](links.md) | range | [Link](Link.md) | | [ControlImplementationSet](ControlImplementationSet.md) | [links](links.md) | range | [Link](Link.md) | | [ImplementedRequirement](ImplementedRequirement.md) | [links](links.md) | range | [Link](Link.md) | | [ImplementedControlStatement](ImplementedControlStatement.md) | [links](links.md) | range | [Link](Link.md) | | [MappingProvenance](MappingProvenance.md) | [links](links.md) | range | [Link](Link.md) | | [Mapping](Mapping.md) | [links](links.md) | range | [Link](Link.md) | | [Map](Map.md) | [links](links.md) | range | [Link](Link.md) | | [MappingItem](MappingItem.md) | [links](links.md) | range | [Link](Link.md) | | [MappingResourceReference](MappingResourceReference.md) | [links](links.md) | range | [Link](Link.md) | | [PoamItem](PoamItem.md) | [links](links.md) | range | [Link](Link.md) | ## In Subsets * [OscalMetadata](OscalMetadata.md) ## Identifier and Mapping Information ### Schema Source * from schema: https://w3id.org/lmodel/oscal ## Mappings | Mapping Type | Mapped Value | | --- | --- | | self | oscal:Link | | native | oscal:Link | ## LinkML Source ### Direct

name: Link
description: A reference to a local or remote resource, that has a specific relation
  to the containing object.
in_subset:
- oscal_metadata
from_schema: https://w3id.org/lmodel/oscal
slots:
- href
- rel
- resource-fragment
- media-type
- text
slot_usage:
  href:
    name: href
    description: A resolvable URL reference to a resource.
    required: true
  rel:
    name: rel
    any_of:
    - range: MetadataLinkRelEnum
    - range: TokenType

### Induced

name: Link
description: A reference to a local or remote resource, that has a specific relation
  to the containing object.
in_subset:
- oscal_metadata
from_schema: https://w3id.org/lmodel/oscal
slot_usage:
  href:
    name: href
    description: A resolvable URL reference to a resource.
    required: true
  rel:
    name: rel
    any_of:
    - range: MetadataLinkRelEnum
    - range: TokenType
attributes:
  href:
    name: href
    description: A resolvable URL reference to a resource.
    from_schema: https://w3id.org/lmodel/oscal
    rank: 1000
    owner: Link
    domain_of:
    - Link
    - ResourceLink
    - ProfileImport
    - ImportSSP
    - RelevantEvidence
    - ThreatId
    - ImportProfile
    - ImportAssessmentPlan
    - ImportComponentDefinition
    - MappingResourceReference
    range: URIReferenceType
    required: true
  rel:
    name: rel
    description: Describes the type of relationship provided by the link's hypertext
      reference. This can be an indicator of the link's purpose.
    from_schema: https://w3id.org/lmodel/oscal
    rank: 1000
    owner: Link
    domain_of:
    - Link
    range: TokenType
    any_of:
    - range: MetadataLinkRelEnum
    - range: TokenType
  resource-fragment:
    name: resource-fragment
    description: In case where the href points to a back-matter/resource, this value
      will indicate the URI fragment to append to any rlink associated with the resource.
      This value MUST be URI encoded.
    from_schema: https://w3id.org/lmodel/oscal
    rank: 1000
    alias: resource_fragment
    owner: Link
    domain_of:
    - Link
    range: string
  media-type:
    name: media-type
    description: A label that indicates the nature of a resource, as a data serialization
      or format.
    from_schema: https://w3id.org/lmodel/oscal
    rank: 1000
    alias: media_type
    owner: Link
    domain_of:
    - Link
    - ResourceLink
    - Base64Resource
    range: string
  text:
    name: text
    description: A textual label to associate with the containing object.
    from_schema: https://w3id.org/lmodel/oscal
    rank: 1000
    owner: Link
    domain_of:
    - Link
    - Citation
    range: MarkupLineType