RuntimeAnnotatableBase.GetOrAddRuntimeAnnotationValue<TValue,TArg> Method
Definition
Important
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Gets the value of the runtime annotation with the given name, adding it if one does not exist.
public virtual TValue GetOrAddRuntimeAnnotationValue<TValue,TArg> (string name, Func<TArg?,TValue> valueFactory, TArg? factoryArgument);
abstract member GetOrAddRuntimeAnnotationValue : string * Func<'Arg, 'Value> * 'Arg -> 'Value
override this.GetOrAddRuntimeAnnotationValue : string * Func<'Arg, 'Value> * 'Arg -> 'Value
Public Overridable Function GetOrAddRuntimeAnnotationValue(Of TValue, TArg) (name As String, valueFactory As Func(Of TArg, TValue), factoryArgument As TArg) As TValue
Type Parameters
- TValue
- TArg
Parameters
- name
- String
The name of the annotation.
- valueFactory
- Func<TArg,TValue>
The factory used to create the value if the annotation doesn't exist.
- factoryArgument
- TArg
An argument for the factory method.
Returns
TValue
The value of the existing runtime annotation if an annotation with the specified name already exists. Otherwise a newly created value.