protected override void OnComplete(
IConventionContext context,
FilterProviderDefinition definition)
{
if (definition.Handlers.Count == 0)
{
throw FilterProvider_NoHandlersConfigured(this);
}
IServiceProvider services = new DictionaryServiceProvider(
(typeof(IFilterProvider), this),
(typeof(IConventionContext), context),
(typeof(IDescriptorContext), context.DescriptorContext),
(typeof(ITypeInspector), context.DescriptorContext.TypeInspector))
.Include(context.Services);
foreach ((Type Type, IFilterFieldHandler? Instance)handler in definition.Handlers)
{
switch (handler.Instance)
{
case null when services.TryGetOrCreateService(
handler.Type,
out IFilterFieldHandler <TContext>?service):
_fieldHandlers.Add(service);
break;
case null:
context.ReportError(
FilterProvider_UnableToCreateFieldHandler(this, handler.Type));
break;
case IFilterFieldHandler <TContext> casted:
_fieldHandlers.Add(casted);
break;
}
}
}