FHIR Cross-Version Mapping Pack
0.1.0 - Ballot for Release 5.1.0 International flag

FHIR Cross-Version Mapping Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-cross-version/ and changes regularly. See the Directory of published versions

: Reference Transforms: R4 to R3 - XML Representation

Page standards status: Draft Maturity Level: 1

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<StructureMap xmlns="http://hl7.org/fhir">
  <id value="Reference4to3"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><pre class="fml">
<span style="color: #cc00cc">/// <b>url</b> = </span><span style="color: blue">'http://hl7.org/fhir/StructureMap/Reference4to3'</span>
<span style="color: #cc00cc">/// <b>name</b> = </span><span style="color: blue">'Reference4to3'</span>
<span style="color: #cc00cc">/// <b>title</b> = </span><span style="color: blue">'Reference Transforms: R4 to R3'</span>
<span style="color: #cc00cc">/// <b>status</b> = </span><span style="color: blue">'active'</span>

<b>uses</b><span style="color: navy"> &quot;</span>http://hl7.org/fhir/4.0/Reference<span style="color: navy">&quot; </span><b>alias </b>Reference <b>as </b><b>source</b>
<b>uses</b><span style="color: navy"> &quot;</span>http://hl7.org/fhir/3.0/Reference<span style="color: navy">&quot; </span><b>alias </b>ReferenceR3 <b>as </b><b>target</b>

<b>imports</b><span style="color: navy"> &quot;</span>http://hl7.org/fhir/StructureMap/*4to3<span style="color: navy">&quot;
</span>
<b>group </b>Reference<span style="color: navy">(</span><b>source</b> <span style="color: maroon">src</span><span style="color: navy"> : </span>Reference, <b>target</b> <span style="color: maroon">tgt</span><span style="color: navy"> : </span>ReferenceR3<span style="color: navy">)</span><b> extends </b>Element<b> &lt;&lt;type+&gt;&gt;</b><span style="color: navy"> {
</span>  src.reference<span style="color: navy"><b> -&gt; </b></span>tgt.reference<span style="color: navy">;</span>
  src.identifier<span style="color: navy"><b> -&gt; </b></span>tgt.identifier<span style="color: navy">;</span>
  src.display<span style="color: navy"><b> -&gt; </b></span>tgt.display<span style="color: navy">;</span>
<span style="color: navy">}

</span><b>group </b>ReferenceNoIdentifier<span style="color: navy">(</span><b>source</b> <span style="color: maroon">src</span><span style="color: navy"> : </span>Reference, <b>target</b> <span style="color: maroon">tgt</span><span style="color: navy"> : </span>ReferenceR3<span style="color: navy">)</span><b> extends </b>Element<span style="color: navy"> {
</span>  src.reference<span style="color: navy"><b> -&gt; </b></span>tgt.reference<span style="color: navy">;</span>
  src.display<span style="color: navy"><b> -&gt; </b></span>tgt.display<span style="color: navy">;</span>
<span style="color: navy">}

</span><b>group </b>canonical2Reference<span style="color: navy">(</span><b>source</b> <span style="color: maroon">src</span><span style="color: navy"> : </span>canonical, <b>target</b> <span style="color: maroon">tgt</span><span style="color: navy"> : </span>ReferenceR3<span style="color: navy">)</span><b> &lt;&lt;types&gt;&gt;</b><span style="color: navy"> {
</span>  src.id<span style="color: navy"><b> -&gt; </b></span>tgt.id <i>&quot;Element-id&quot;</i><span style="color: navy">;</span>
  src.extension<b> where </b>(url.startsWith('http://hl7.org/fhir/3.0/StructureDefinition').not() and (url != 'http://hl7.org/fhir/StructureDefinition/rendered-value'))<span style="color: navy"><b> -&gt; </b></span>tgt.extension <i>&quot;Element-extensions&quot;</i><span style="color: navy">;</span>
  src.value<span style="color: navy"><b> -&gt; </b></span>tgt.reference <i>&quot;reference&quot;</i><span style="color: navy">;</span>
  src.extension<b> as </b><span style="color: maroon">e</span><b> where </b>url = 'http://hl7.org/fhir/StructureDefinition/rendered-value'<b> then</b><span style="color: navy"> {
</span>    e.value<span style="color: navy"><b> -&gt; </b></span>tgt.display<span style="color: navy">;</span>
  <span style="color: navy">}</span><span style="color: navy">;</span>
<span style="color: navy">}

</span><b>group </b>uri2Reference<span style="color: navy">(</span><b>source</b> <span style="color: maroon">src</span><span style="color: navy"> : </span>uri, <b>target</b> <span style="color: maroon">tgt</span><span style="color: navy"> : </span>ReferenceR3<span style="color: navy">)</span><b> &lt;&lt;types&gt;&gt;</b><span style="color: navy"> {
</span>  src.id<span style="color: navy"><b> -&gt; </b></span>tgt.id <i>&quot;Element-id&quot;</i><span style="color: navy">;</span>
  src.extension<b> where </b>(url.startsWith('http://hl7.org/fhir/3.0/StructureDefinition').not() and (url != 'http://hl7.org/fhir/StructureDefinition/rendered-value'))<span style="color: navy"><b> -&gt; </b></span>tgt.extension <i>&quot;Element-extensions&quot;</i><span style="color: navy">;</span>
  src.value<span style="color: navy"><b> -&gt; </b></span>tgt.reference <i>&quot;reference&quot;</i><span style="color: navy">;</span>
  src.extension<b> as </b><span style="color: maroon">e</span><b> where </b>url = 'http://hl7.org/fhir/StructureDefinition/rendered-value'<b> then</b><span style="color: navy"> {
</span>    e.value<span style="color: navy"><b> -&gt; </b></span>tgt.display<span style="color: navy">;</span>
  <span style="color: navy">}</span><span style="color: navy">;</span>
<span style="color: navy">}

</span><b>group </b>Reference2Identifier<span style="color: navy">(</span><b>source</b> <span style="color: maroon">src</span><span style="color: navy"> : </span>Reference, <b>target</b> <span style="color: maroon">tgt</span><span style="color: navy"> : </span>IdentifierR3<span style="color: navy">)</span><b> extends </b>Element<b> &lt;&lt;types&gt;&gt;</b><span style="color: navy"> {
</span>  src.identifier<b> as </b><span style="color: maroon">vs0</span><b> then </b>Identifier<span style="color: navy">(</span><span style="color: maroon">vs0</span><span style="color: navy">, </span><span style="color: maroon">tgt</span><span style="color: navy">)</span> <i>&quot;inner&quot;</i><span style="color: navy">;</span>
<span style="color: navy">}

</span></pre></div>
  </text>
  <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="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://hl7.org/fhir/extensions/ImplementationGuide/hl7.fhir.uv.xver"/>
      </extension>
    </valueInteger>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="draft">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://hl7.org/fhir/extensions/ImplementationGuide/hl7.fhir.uv.xver"/>
      </extension>
    </valueCode>
  </extension>
  <url value="http://hl7.org/fhir/StructureMap/Reference4to3"/>
  <version value="0.1.0"/>
  <name value="Reference4to3"/>
  <title value="Reference Transforms: R4 to R3"/>
  <status value="active"/>
  <date value="2024-02-22T03:16:50+00:00"/>
  <publisher value="HL7 International / FHIR Infrastructure"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/fiwg"/>
    </telecom>
  </contact>
  <description value="ReferenceTransformsR4toR3"/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
    </coding>
  </jurisdiction>
  <structure>
    <url value="http://hl7.org/fhir/4.0/Reference"/>
    <mode value="source"/>
    <alias value="Reference"/>
  </structure>
  <structure>
    <url value="http://hl7.org/fhir/3.0/Reference"/>
    <mode value="target"/>
    <alias value="ReferenceR3"/>
  </structure>
  <import value="http://hl7.org/fhir/StructureMap/*4to3"/>
  <group>
    <name value="Reference"/>
    <extends value="Element"/>
    <typeMode value="type-and-types"/>
    <input>
      <name value="src"/>
      <type value="Reference"/>
      <mode value="source"/>
    </input>
    <input>
      <name value="tgt"/>
      <type value="ReferenceR3"/>
      <mode value="target"/>
    </input>
    <rule>
      <name value="reference"/>
      <source>
        <context value="src"/>
        <element value="reference"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="reference"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="identifier"/>
      <source>
        <context value="src"/>
        <element value="identifier"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="identifier"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="display"/>
      <source>
        <context value="src"/>
        <element value="display"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="display"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
  </group>
  <group>
    <name value="ReferenceNoIdentifier"/>
    <extends value="Element"/>
    <input>
      <name value="src"/>
      <type value="Reference"/>
      <mode value="source"/>
    </input>
    <input>
      <name value="tgt"/>
      <type value="ReferenceR3"/>
      <mode value="target"/>
    </input>
    <rule>
      <name value="reference"/>
      <source>
        <context value="src"/>
        <element value="reference"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="reference"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="display"/>
      <source>
        <context value="src"/>
        <element value="display"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="display"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
  </group>
  <group>
    <name value="canonical2Reference"/>
    <typeMode value="types"/>
    <input>
      <name value="src"/>
      <type value="canonical"/>
      <mode value="source"/>
    </input>
    <input>
      <name value="tgt"/>
      <type value="ReferenceR3"/>
      <mode value="target"/>
    </input>
    <rule>
      <name value="Element-id"/>
      <source>
        <context value="src"/>
        <element value="id"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="id"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="Element-extensions"/>
      <source>
        <context value="src"/>
        <element value="extension"/>
        <variable value="vvv"/>
        <condition
                   value="(url.startsWith('http://hl7.org/fhir/3.0/StructureDefinition').not() and (url != 'http://hl7.org/fhir/StructureDefinition/rendered-value'))"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="extension"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="reference"/>
      <source>
        <context value="src"/>
        <element value="value"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="reference"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="extension"/>
      <source>
        <context value="src"/>
        <element value="extension"/>
        <variable value="e"/>
        <condition
                   value="url = 'http://hl7.org/fhir/StructureDefinition/rendered-value'"/>
      </source>
      <rule>
        <name value="value"/>
        <source>
          <context value="e"/>
          <element value="value"/>
          <variable value="vvv"/>
        </source>
        <target>
          <context value="tgt"/>
          <element value="display"/>
          <variable value="vvv"/>
          <transform value="create"/>
        </target>
        <dependent>
          <name value="DefaultMappingGroupAnonymousAlias"/>
          <parameter>
            <valueId value="vvv"/>
          </parameter>
          <parameter>
            <valueId value="vvv"/>
          </parameter>
        </dependent>
      </rule>
    </rule>
  </group>
  <group>
    <name value="uri2Reference"/>
    <typeMode value="types"/>
    <input>
      <name value="src"/>
      <type value="uri"/>
      <mode value="source"/>
    </input>
    <input>
      <name value="tgt"/>
      <type value="ReferenceR3"/>
      <mode value="target"/>
    </input>
    <rule>
      <name value="Element-id"/>
      <source>
        <context value="src"/>
        <element value="id"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="id"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="Element-extensions"/>
      <source>
        <context value="src"/>
        <element value="extension"/>
        <variable value="vvv"/>
        <condition
                   value="(url.startsWith('http://hl7.org/fhir/3.0/StructureDefinition').not() and (url != 'http://hl7.org/fhir/StructureDefinition/rendered-value'))"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="extension"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="reference"/>
      <source>
        <context value="src"/>
        <element value="value"/>
        <variable value="vvv"/>
      </source>
      <target>
        <context value="tgt"/>
        <element value="reference"/>
        <variable value="vvv"/>
        <transform value="create"/>
      </target>
      <dependent>
        <name value="DefaultMappingGroupAnonymousAlias"/>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
        <parameter>
          <valueId value="vvv"/>
        </parameter>
      </dependent>
    </rule>
    <rule>
      <name value="extension"/>
      <source>
        <context value="src"/>
        <element value="extension"/>
        <variable value="e"/>
        <condition
                   value="url = 'http://hl7.org/fhir/StructureDefinition/rendered-value'"/>
      </source>
      <rule>
        <name value="value"/>
        <source>
          <context value="e"/>
          <element value="value"/>
          <variable value="vvv"/>
        </source>
        <target>
          <context value="tgt"/>
          <element value="display"/>
          <variable value="vvv"/>
          <transform value="create"/>
        </target>
        <dependent>
          <name value="DefaultMappingGroupAnonymousAlias"/>
          <parameter>
            <valueId value="vvv"/>
          </parameter>
          <parameter>
            <valueId value="vvv"/>
          </parameter>
        </dependent>
      </rule>
    </rule>
  </group>
  <group>
    <name value="Reference2Identifier"/>
    <extends value="Element"/>
    <typeMode value="types"/>
    <input>
      <name value="src"/>
      <type value="Reference"/>
      <mode value="source"/>
    </input>
    <input>
      <name value="tgt"/>
      <type value="IdentifierR3"/>
      <mode value="target"/>
    </input>
    <rule>
      <name value="inner"/>
      <source>
        <context value="src"/>
        <element value="identifier"/>
        <variable value="vs0"/>
      </source>
      <dependent>
        <name value="Identifier"/>
        <parameter>
          <valueId value="vs0"/>
        </parameter>
        <parameter>
          <valueId value="tgt"/>
        </parameter>
      </dependent>
    </rule>
  </group>
</StructureMap>