public Task <ResponseData> Request(RequestData request, CancellationToken token)
{
this.EnsureIsReceiving();
var requestId = this.NextId();
var redisRequest = new RedisRequest(this.receiveQueue, requestId, request);
var redisRequestBytes = redisRequest.ToBinary();
var redis = this.connection.GetClient();
var lpushTask = redis.ListLeftPushAsync(sendQueue, redisRequestBytes);
var callback = new TaskCompletionSource <ResponseData>();
this.requestCallbacks[requestId] = callback;
if (token != CancellationToken.None)
{
token.Register(() =>
{
this.OnRequestCancelled(requestId);
});
}
lpushTask.ContinueWith(t =>
{
if (lpushTask.Exception != null)
{
this.OnRequestError(requestId, lpushTask.Exception.InnerException);
}
});
return(callback.Task);
}
public Task<ResponseData> Request(RequestData request, CancellationToken token)
{
this.EnsureIsReceiving();
var requestId = this.NextId();
var redisRequest = new RedisRequest(this.receiveQueue, requestId, request);
var redisRequestBytes = redisRequest.ToBinary();
var redis = this.connection.GetClient();
var lpushTask = redis.ListLeftPushAsync(sendQueue, redisRequestBytes);
var callback = new TaskCompletionSource<ResponseData>();
this.requestCallbacks[requestId] = callback;
if (token != CancellationToken.None)
{
token.Register(() =>
{
this.OnRequestCancelled(requestId);
});
}
lpushTask.ContinueWith(t =>
{
if (lpushTask.Exception != null)
{
this.OnRequestError(requestId, lpushTask.Exception.InnerException);
}
});
return callback.Task;
}
private async Task ReceiveRequests()
{
int delayTimeout = 1;
byte[] rawRequest;
var redis = this.connection.GetClient();
while (Interlocked.Read(ref this.receiveState) == 1)
{
rawRequest = await redis.ListRightPopAsync(this.serviceQueue).IgnoreException(typeof(RedisException));
if (rawRequest == null)
{
await Task.Delay(delayTimeout);
//increase timeout until delayMaxTimeout
continue;
}
var redisRequestBytes = rawRequest;
Task.Run(() =>
{
var redisRequest = RedisRequest.FromBinary(redisRequestBytes);
this.OnRequest(redis, redisRequest);
});
}
}
private void OnRequest(IDatabase redis, RedisRequest redisRequest)
{
var service = this.serviceFactory.CreateService(redisRequest.Request.Service);
service.Process(redisRequest.Request)
.ContinueWith(t =>
{
var response = t.Result;
var redisResponse = new RedisResponse(redisRequest.Id, response);
var redisResponseBytes = redisResponse.ToBinary();
redis.ListLeftPushAsync(redisRequest.ReceiveQueue, redisResponseBytes);
});
}
private void OnRequest(IDatabase redis, RedisRequest redisRequest)
{
var service = this.serviceFactory.CreateService(redisRequest.Request.Service);
service.Process(redisRequest.Request)
.ContinueWith(t =>
{
var response = t.Result;
var redisResponse = new RedisResponse(redisRequest.Id, response);
var redisResponseBytes = redisResponse.ToBinary();
redis.ListLeftPushAsync(redisRequest.ReceiveQueue, redisResponseBytes);
});
}