FHIR Tooling Extensions IG
0.7.1 - Release 0.2.0 International flag

This page is part of the HL7 Tools Extension IG (v0.7.1: Release - Informative) based on FHIR (HL7® FHIR® Standard) v5.0.0. The current version which supersedes this version is 0.8.0. For a full list of available versions, see the Directory of published versions

Extension: Json Empty Behavior Extension

Official URL: http://hl7.org/fhir/tools/StructureDefinition/json-empty-behavior Version: 0.7.1
Standards status: Informative Maturity Level: 4 Computable Name: JsonEmptyBehavior
Other Identifiers: OID:2.16.840.1.113883.4.642.40.1.42.26

empty-behaviour: what should be in JSON when a repeating elements has no items? Can be absent, present, or either

Context of Use

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Defines what should happen if a repeating element has no items
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/json-empty-behavior"
... value[x] 1..1 code Value of extension
Binding: Json Empty Behavior Codes Value Set (required)

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Defines what should happen if a repeating element has no items
... id 0..1 id Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/json-empty-behavior"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type code: empty-behaviour: what should be in JSON when a repeating elements has no items? Can be absent, present, or either

Maturity: 4

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Defines what should happen if a repeating element has no items
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/json-empty-behavior"
... value[x] 1..1 code Value of extension
Binding: Json Empty Behavior Codes Value Set (required)

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Defines what should happen if a repeating element has no items
... id 0..1 id Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/tools/StructureDefinition/json-empty-behavior"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type code: empty-behaviour: what should be in JSON when a repeating elements has no items? Can be absent, present, or either

Maturity: 4

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

PathConformanceValueSetURI
Extension.value[x]requiredJsonEmptyBehaviorCodesVS(a valid code from Json Empty Behavior Codes)
http://hl7.org/fhir/tools/ValueSet/json-empty-behavior
From this IG

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1error**ALL** extensionsMust have either extensions or value[x], not both
: extension.exists() != value.exists()