This page is part of the FHIR Specification (v4.2.0: R5 Preview #1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions
FHIR Infrastructure Work Group | Maturity Level: N/A | Standards Status: Informative |
Raw XML (canonical form + also see XML Format Specification)
subscription-event-count
<?xml version="1.0" encoding="UTF-8"?> <StructureDefinition xmlns="http://hl7.org/fhir"> <id value="subscription-event-count"/> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"> <valueCode value="fhir"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"> <valueInteger value="1"/> </extension> <url value="http://hl7.org/fhir/StructureDefinition/subscription-event-count"/> <version value="4.2.0"/> <name value="subscription-event-count"/> <title value="Subscription Event Count"/> <status value="draft"/> <date value="2015-03-11"/> <publisher value="Health Level Seven, Inc. - FHIR Core WG"/> <contact> <telecom> <system value="url"/> <value value="http://hl7.org/special/committees/FHIR"/> </telecom> </contact> <description value="A record of the number of events for which the server has attempted delivery on this subscription (i.e., the number of events that occurred while the subscription is in an "active" or "error" state -- not "requested" or "off"). Server Initializes to 0 for a new subscription. Repeated attempts at delivery of the *same* event notification do not increment this counter. Valid values are unsigned integers (0+). The decmial type is used to ensure that counts can grow larger than 32-bit values."/> <fhirVersion value="4.2.0"/> <mapping> <identity value="rim"/> <uri value="http://hl7.org/v3"/> <name value="RIM Mapping"/> </mapping> <kind value="complex-type"/> <abstract value="false"/> <context> <type value="element"/> <expression value="Bundle.meta"/> </context> <type value="Extension"/> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension"/> <derivation value="constraint"/> <snapshot> <element id="Extension"> <path value="Extension"/> <short value="The number of events this Subscription has attempted to fire"/> <definition value="A record of the number of events for which the server has attempted delivery on this subscription (i.e., the number of events that occurred while the subscription is in an "active" or "error" state -- not "requested" or "off"). Server Initializes to 0 for a new subscription. Repeated attempts at delivery of the *same* event notification do not increment this counter. Valid values are unsigned integers (0+). The decmial type is used to ensure that counts can grow larger than 32-bit values."/> <min value="0"/> <max value="1"/> <base> <path value="Extension"/> <min value="0"/> <max value="*"/> </base> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="Element"/> </constraint> <constraint> <key value="ext-1"/> <severity value="error"/> <human value="Must have either extensions or value[x], not both"/> <expression value="extension.exists() != value.exists()"/> <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"/> <source value="http://hl7.org/fhir/StructureDefinition/Extension"/> </constraint> <isModifier value="false"/> </element> <element id="Extension.id"> <path value="Extension.id"/> <representation value="xmlAttr"/> <short value="Unique id for inter-element referencing"/> <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/> <min value="0"/> <max value="1"/> <base> <path value="Element.id"/> <min value="0"/> <max value="1"/> </base> <type> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> <valueUri value="string"/> </extension> <code value="http://hl7.org/fhirpath/System.String"/> </type> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="n/a"/> </mapping> </element> <element id="Extension.extension"> <path value="Extension.extension"/> <slicing> <discriminator> <type value="value"/> <path value="url"/> </discriminator> <description value="Extensions are always sliced by (at least) url"/> <rules value="open"/> </slicing> <short value="Extension"/> <definition value="An Extension"/> <min value="0"/> <max value="0"/> <base> <path value="Element.extension"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Extension"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="Element"/> </constraint> <constraint> <key value="ext-1"/> <severity value="error"/> <human value="Must have either extensions or value[x], not both"/> <expression value="extension.exists() != value.exists()"/> <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])"/> <source value="Extension"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> </element> <element id="Extension.url"> <path value="Extension.url"/> <representation value="xmlAttr"/> <short value="identifies the meaning of the extension"/> <definition value="Source of the definition for the extension code - a logical name or a URL."/> <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension."/> <min value="1"/> <max value="1"/> <base> <path value="Extension.url"/> <min value="1"/> <max value="1"/> </base> <type> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> <valueUri value="uri"/> </extension> <code value="http://hl7.org/fhirpath/System.String"/> </type> <fixedUri value="http://hl7.org/fhir/StructureDefinition/subscription-event-count"/> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="N/A"/> </mapping> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]"/> <short value="Value of extension"/> <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensi bility.html) for a list)."/> <min value="1"/> <max value="1"/> <base> <path value="Extension.value[x]"/> <min value="0"/> <max value="1"/> </base> <type> <code value="unsignedInt"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="N/A"/> </mapping> </element> </snapshot> <differential> <element id="Extension"> <path value="Extension"/> <short value="The number of events this Subscription has attempted to fire"/> <definition value="A record of the number of events for which the server has attempted delivery on this subscription (i.e., the number of events that occurred while the subscription is in an "active" or "error" state -- not "requested" or "off"). Server Initializes to 0 for a new subscription. Repeated attempts at delivery of the *same* event notification do not increment this counter. Valid values are unsigned integers (0+). The decmial type is used to ensure that counts can grow larger than 32-bit values."/> <min value="0"/> <max value="1"/> </element> <element id="Extension.extension"> <path value="Extension.extension"/> <max value="0"/> </element> <element id="Extension.url"> <path value="Extension.url"/> <fixedUri value="http://hl7.org/fhir/StructureDefinition/subscription-event-count"/> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]"/> <min value="1"/> <type> <code value="unsignedInt"/> </type> </element> </differential> </StructureDefinition>
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.