public bool RegisterRoute(string pattern, string httpMethod, MethodInfo method, string routeGrainProviderPolicy)
{
if (this._routes.TryGetValue(pattern, out var grainRoutes))
{
if (grainRoutes.ContainsKey(httpMethod))
{
return(false);
}
grainRoutes[httpMethod] = new GrainInvoker(this._serviceProvider, method, routeGrainProviderPolicy);
}
else
{
this._routes[pattern] = new Dictionary <string, GrainInvoker>(StringComparer.InvariantCultureIgnoreCase)
{
[httpMethod] = new GrainInvoker(this._serviceProvider, method, routeGrainProviderPolicy)
};
}
return(true);
}
public async Task Dispatch(HttpContext context)
{
var endpoint = (RouteEndpoint)context.GetEndpoint();
var pattern = endpoint.RoutePattern;
// At this point we are sure we have a pattern and an invoker since a route was match for that particular endpoint
var allRoutes = this._routes[pattern.RawText];
GrainInvoker invoker = default;
if (!allRoutes.TryGetValue("*", out invoker))
{
invoker = allRoutes[context.Request.Method];
}
IGrain grain = null;
var routeGrainProvider = invoker.RouteGrainProvider;
try
{
grain = await routeGrainProvider.GetGrain(invoker.GrainType);
}
catch (Exception ex)
{
this._logger.LogError(ex, "");
}
if (grain == null)
{
//Check if status is set to OK and change to internal server error, the invoker's RouteGrainProvider implementation may handle this otherwise
if (context.Response.StatusCode == (int)System.Net.HttpStatusCode.OK)
{
this._logger.LogError($"Failure getting grain '{invoker.GrainType.FullName}' for route '{pattern.RawText}' with RouteGrainProvider '{routeGrainProvider.GetType()}' and was unhandled");
context.Response.StatusCode = (int)System.Net.HttpStatusCode.InternalServerError;
}
return;
}
await invoker.Invoke(grain, context);
}
