public static InterceptorFactoryResult GetAllInterceptors(MethodDescriptor descriptor, IServiceProvider services)
{
var staticFilterItems = new InterceptorItem[descriptor.InterceptorDescriptors.Count];
var orderedInterceptors = descriptor
.InterceptorDescriptors
.OrderBy(i => i.Order)
.ToList();
for (var i = 0; i < orderedInterceptors.Count; i++)
{
staticFilterItems[i] = new InterceptorItem(orderedInterceptors[i]);
}
var interceptors = new List <IInterceptorMetadata>();
foreach (var item in staticFilterItems)
{
var interceptor = CreateInterceptor(services, item);
interceptors.Add(interceptor);
}
for (var i = 0; i < staticFilterItems.Length; i++)
{
var item = staticFilterItems[i];
if (!item.IsReusable)
{
item.Interceptor = null;
}
}
return(new InterceptorFactoryResult(staticFilterItems, interceptors.ToArray()));
}
private static IInterceptorMetadata CreateInterceptor(IServiceProvider services, InterceptorItem interceptorItem)
{
if (interceptorItem.Interceptor != null)
{
return(interceptorItem.Interceptor);
}
var interceptor = interceptorItem.Descriptor.Interceptor;
if (interceptor is IInterceptorFactory interceptorFactory)
{
interceptorItem.Interceptor = interceptorFactory.CreateInstance(services);
interceptorItem.IsReusable = interceptorFactory.IsReusable;
}
else
{
interceptorItem.Interceptor = interceptor;
interceptorItem.IsReusable = true;
}
return(interceptorItem.Interceptor);
}