Class FhirExpandoClass

Represents a dynamically assigned class within a FhirExpando. FhirExpando objects which share the same members will share the same class. Classes are dynamically assigned as the expando object gains members. Based off the DotNet ExpandoClass implementation: https://github.com/microsoft/referencesource/blob/master/System.Core/Microsoft/Scripting/Actions/ExpandoClass.cs

Inheritance

System.Object

FhirExpandoClass

Namespace: Microsoft.Health.Fhir.SpecManager.Models

Assembly: Microsoft.Health.Fhir.SpecManager.dll

Syntax

public class FhirExpandoClass : object

Constructors

FhirExpandoClass()

Initializes a new instance of the FhirExpandoClass class. This is the class used when an empty FhirExpando is initially constructed.

Declaration

public FhirExpandoClass()

FhirExpandoClass(String[], Int32)

Initializes a new instance of the FhirExpandoClass class. Constructs an instance that can hold onto the specified keys. The keys must be sorted ordinally. The hash code must be precalculated for the keys.

Declaration

public FhirExpandoClass(string[] keys, int hashCode)

Parameters

Type	Name	Description
System.String[]	keys	Gets the names of the keys that can be stored in the FhirExpando class. The list is sorted ordinally.
System.Int32	hashCode	The hash code.

Fields

Empty

The empty FhirExpando class - all FhirExpando objects start off w/ this class.

Declaration

public static FhirExpandoClass Empty

Field Value

Type	Description
FhirExpandoClass

Properties

Keys

Gets the names of the keys that can be stored in the FhirExpando class. The list is sorted ordinally.

Declaration

public string[] Keys { get; }

Property Value

Type	Description
System.String[]

Methods

FindNewClass(String)

Finds or creates a new FhirExpandoClass given the existing set of keys in this FhirExpandoClass plus the new key to be added. Members in an FhirExpandoClass are always stored case sensitively.

Declaration

public FhirExpandoClass FindNewClass(string newKey)

Parameters

Type	Name	Description
System.String	newKey	The new key.

Returns

Type	Description
FhirExpandoClass	The found new class.

GetValueIndex(String, Boolean, FhirExpando)

Gets the index at which the value should be stored for the specified name.

Declaration

public int GetValueIndex(string name, bool caseInsensitive, FhirExpando obj)

Parameters

Type	Name	Description
System.String	name
System.Boolean	caseInsensitive
FhirExpando	obj

Returns

Type	Description
System.Int32

GetValueIndexCaseSensitive(String)

Gets the index at which the value should be stored for the specified name case sensitively. Returns the index even if the member is marked as deleted.

Declaration

public int GetValueIndexCaseSensitive(string name)

Parameters

Type	Name	Description
System.String	name

Returns

Type	Description
System.Int32