示例#1
0
        public static async Task <string> WriteRecordsToBlob(
            [ActivityTrigger] ActivityCreateBlobInfo info,
            Binder binder,
            ILogger log)
        {
            string outputLocation = $"{info.BlobContainer}/{info.BlobName}";

            List <FakeDTO> list = PopulateFakeData(info);

            log.LogInformation($"[INFO] Started from '{info.NumberToStart} to get {info.NumberOfRecords} records'");
            log.LogInformation($"[INFO] Writing to '{outputLocation}'");

            // write contents into a blob
            JsonSerializer serializer = new JsonSerializer();

            try
            {
                using (TextWriter outputWriter = await binder.BindAsync <TextWriter>(
                           new BlobAttribute(outputLocation, FileAccess.Write)))
                {
                    serializer.Serialize(outputWriter, list);
                }
            }
            catch (Exception ex)
            {
                log.LogInformation($"Error : '{ex.Message}'");
            }

            return(outputLocation);
        }
示例#2
0
        private static List <FakeDTO> PopulateFakeData(ActivityCreateBlobInfo info)
        {
            var list = new List <FakeDTO>();

            for (int i = info.NumberToStart; i < info.NumberToStart + info.NumberOfRecords; i++)
            {
                list.Add(new FakeDTO()
                {
                    SeqID       = Guid.NewGuid().ToString(),
                    Name        = "Name" + i.ToString(),
                    TopValue    = "Top" + i.ToString(),
                    BottomValue = "Bottom" + i.ToString()
                });
            }

            return(list);
        }
示例#3
0
        public static async Task <string> Run(
            [OrchestrationTrigger] DurableOrchestrationContext context)
        {
            string result    = string.Empty;
            string requestID = context.GetInput <string>()?.Trim();

            if (string.IsNullOrEmpty(requestID))
            {
                requestID = Guid.NewGuid().ToString();
            }

            var actvityInfo = new ActivityCreateBlobInfo()
            {
                BlobContainer   = requestID,
                NumberOfRecords = 100,
            };

            int loopCount = 10;
            var tasks     = new List <Task <string> >();

            for (int i = 0; i < loopCount; i++)
            {
                actvityInfo.BlobName      = $"{i+1}.json";
                actvityInfo.NumberToStart = i * actvityInfo.NumberOfRecords + 1;

                tasks.Add(
                    context.CallActivityAsync <string>(
                        "WriteRecordsToBlob",
                        actvityInfo)
                    );
            }

            //case using WhenAll
            string[] results = await Task.WhenAll(tasks);

            //.ConfigureAwait(false); 사용하면 안됨.
            // 기본값 true로 해서 SynchronizationContext로 동기화하지 않는다면, 끝났다는 정보를 API가 제공하지 못함.
            // 즉, 실행이 끝났는대도 API는 running을 알려주게 됨.

            result = JsonConvert.SerializeObject(results);


            return(result);
        }