{
  "description": "Indicates the physical or logical file location of the binary content associated with `DocumentReference.content.attachment`. This extension is intended for internal or facade-layer use, enabling a service to resolve and retrieve the file from an external storage system (e.g., file system, object storage, or network share). The extension SHALL NOT be exposed to clients; it is removed after the content is resolved and the `attachment.data` element is populated.",
  "_filename": "StructureDefinition-ext-document-reference-file-location.json",
  "package_name": "il.fhir.r4.ashmc",
  "date": "2026-06-07",
  "derivation": "constraint",
  "publisher": "Assuta Ashdod Medical Center",
  "fhirVersion": "4.0.1",
  "name": "DocumentReferenceFileLocation",
  "mapping": [ {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  } ],
  "abstract": false,
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": "Ext: Document Reference File Location",
  "package_version": "0.5.3",
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension",
      "min": 0,
      "definition": "Indicates the physical or logical file location of the binary content associated with `DocumentReference.content.attachment`. This extension is intended for internal or facade-layer use, enabling a service to resolve and retrieve the file from an external storage system (e.g., file system, object storage, or network share). The extension SHALL NOT be exposed to clients; it is removed after the content is resolved and the `attachment.data` element is populated.",
      "isModifier": false,
      "short": "Ext: Document Reference File Location",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "rim"
      } ],
      "max": "*",
      "id": "Extension",
      "condition": [ "ele-1" ],
      "comment": "This extension is intentionally not included in the DocumentReference profile, as it does not represent part of the logical FHIR resource. It is used solely for internal processing within a facade or integration layer to resolve the physical file location and populate DocumentReference.content.attachment.data. The extension is removed prior to returning the resource to clients and therefore is not part of the exposed or persisted resource definition.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension"
      }
    }, {
      "path": "Extension.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "slicing": {
        "rules": "open",
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "0",
      "id": "Extension.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "isModifier": false,
      "short": "identifies the meaning of the extension",
      "fixedUri": "http://fhir.ashmc.co.il/StructureDefinition/ext-document-reference-file-location",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "uri"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.url",
      "comment": "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.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Extension.value[x]",
      "min": 0,
      "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
      "isModifier": false,
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "$this",
          "type": "type"
        } ]
      },
      "type": [ {
        "code": "string"
      }, {
        "code": "url"
      } ],
      "max": "1",
      "id": "Extension.value[x]",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Extension.value[x]",
      "min": 0,
      "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
      "isModifier": false,
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "sliceName": "valueString",
      "max": "1",
      "id": "Extension.value[x]:valueString",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Extension.value[x]",
      "min": 0,
      "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
      "isModifier": false,
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "url"
      } ],
      "sliceName": "valueUrl",
      "max": "1",
      "id": "Extension.value[x]:valueUrl",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "isSummary": false
    } ]
  },
  "status": "active",
  "id": "123198be-9cc3-4a6d-bea1-420a3e003925",
  "kind": "complex-type",
  "url": "http://fhir.ashmc.co.il/StructureDefinition/ext-document-reference-file-location",
  "context": [ {
    "type": "element",
    "expression": "DocumentReference.content.attachment"
  } ],
  "version": "0.5.3",
  "differential": {
    "element": [ {
      "id": "Extension",
      "path": "Extension",
      "short": "Ext: Document Reference File Location",
      "comment": "This extension is intentionally not included in the DocumentReference profile, as it does not represent part of the logical FHIR resource. It is used solely for internal processing within a facade or integration layer to resolve the physical file location and populate DocumentReference.content.attachment.data. The extension is removed prior to returning the resource to clients and therefore is not part of the exposed or persisted resource definition.",
      "definition": "Indicates the physical or logical file location of the binary content associated with `DocumentReference.content.attachment`. This extension is intended for internal or facade-layer use, enabling a service to resolve and retrieve the file from an external storage system (e.g., file system, object storage, or network share). The extension SHALL NOT be exposed to clients; it is removed after the content is resolved and the `attachment.data` element is populated."
    }, {
      "id": "Extension.extension",
      "max": "0",
      "path": "Extension.extension"
    }, {
      "id": "Extension.url",
      "path": "Extension.url",
      "fixedUri": "http://fhir.ashmc.co.il/StructureDefinition/ext-document-reference-file-location"
    }, {
      "id": "Extension.value[x]",
      "path": "Extension.value[x]",
      "type": [ {
        "code": "string"
      }, {
        "code": "url"
      } ],
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "$this",
          "type": "type"
        } ]
      }
    }, {
      "id": "Extension.value[x]:valueString",
      "max": "1",
      "min": 0,
      "path": "Extension.value[x]",
      "type": [ {
        "code": "string"
      } ],
      "sliceName": "valueString"
    }, {
      "id": "Extension.value[x]:valueUrl",
      "max": "1",
      "min": 0,
      "path": "Extension.value[x]",
      "type": [ {
        "code": "url"
      } ],
      "sliceName": "valueUrl"
    } ]
  },
  "contact": [ {
    "telecom": [ {
      "value": "contact@example.org",
      "system": "email"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}