Release 5 Ballot

This page is part of the FHIR Specification (v5.0.0-ballot: FHIR R5 Ballot Preview). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3

Extension: websocket

FHIR Infrastructure Work Group

Maturity Level: 1

Informative

Use Context: Any

Summary

Defining URL: http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket

Version: 5.0.0-ballot

Name: websocket

Title: WebSocket

Modifier: This extension is not a modifier extension

Status: draft

Definition: Where the server provides its web socket end-point.

Committee: FHIR Infrastructure Work Group

Status: draft. Extension maintained by: Health Level Seven, Inc. - [WG Name] WG

Where the server provides its web socket end-point.

Comment:

Used for web-socket based subscriptions.

Context of Use: Use on Element ID CapabilityStatement.rest

Summary

Name	Flags	Card.	Type	Description & Constraints
websocket		0..1	uri	URL = http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket websocket: Where the server provides its web socket end-point. Use on Element ID CapabilityStatement.rest
Documentation for this format

Full Structure

Name	Card.	Type	Description & Constraints
extension	0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket websocket: Where the server provides its web socket end-point. Use on Element ID CapabilityStatement.rest
extension	0..0
url	1..1	uri	"http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket"
value[x]	1..1	uri	Value of extension
Documentation for this format

XML Template

<!-- websocket -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket" >
  <!-- from Element: extension -->
 <valueUri value="[uri]"/><!-- I 1..1 Value of extension -->
</extension>

JSON Template

{ // websocket
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
  // extension: Extension: Prohibited
    "url" : "http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket", // R! 
    "valueUri" : "<uri>" // I R! Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
websocket		0..1	uri	URL = http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket websocket: Where the server provides its web socket end-point. Use on Element ID CapabilityStatement.rest
Documentation for this format

Full Structure

Name	Card.	Type	Description & Constraints
extension	0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket websocket: Where the server provides its web socket end-point. Use on Element ID CapabilityStatement.rest
extension	0..0
url	1..1	uri	"http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket"
value[x]	1..1	uri	Value of extension
Documentation for this format

XML Template

<!-- websocket -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket" >
  <!-- from Element: extension -->
 <valueUri value="[uri]"/><!-- I 1..1 Value of extension -->
</extension>

JSON Template

{ // websocket
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
  // extension: Extension: Prohibited
    "url" : "http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket", // R! 
    "valueUri" : "<uri>" // I R! Value of extension
  }

Constraints

ele-1: All FHIR elements must have a @value or children (xpath: @value|f:*|h:div)
ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))
ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div)
ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
ele-1: On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: @value|f:*|h:div)

Search

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Examples of this extension

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