/// <inheritdoc />
public object Get(Type featureType)
{
if (featureType == typeof(IAspNetCoreFeature))
{
if (feature == null)
{
feature = AspNetCoreFeature.FromHttpContext(Context);
}
return(feature);
}
return(BaseCollection?.Get(featureType));
}
/// <summary>
/// Gets an <see cref="AspNetCoreFeature"/> wrapper from the specified <see cref="HttpContext"/> instance.
/// </summary>
/// <exception cref="ArgumentNullException"><paramref name="httpContext"/> is <c>null</c>.</exception>
public static AspNetCoreFeature FromHttpContext(HttpContext httpContext)
{
if (httpContext == null)
{
throw new ArgumentNullException(nameof(httpContext));
}
if (httpContext.Items.TryGetValue(jsonRpcAspNetCoreFeatureWrapperKey, out var feature) || feature == null)
{
feature = new AspNetCoreFeature(httpContext);
httpContext.Items[jsonRpcAspNetCoreFeatureWrapperKey] = feature;
}
return((AspNetCoreFeature)feature);
}