我正在尝试将时间戳信息存储在持久实体中,并在每次触发触发器时检索它。这是我的做法。我希望当前执行设置的时间戳值可用于下一个触发器。但是当控件到达“string prevTS = await context.CallEntityAsync(entityId, "Get");”时 to 再次回到函数的开始。我在这里想念什么。
我希望在计时器触发器之间按顺序执行。'''
***public static class GetOpenDataRealtimeFeed
{
[FunctionName("GetOpenDataOrchestrator")]
public static async Task<List<string>> RunOrchestrator(
[OrchestrationTrigger] IDurableOrchestrationContext context, Binder binder, ILogger log)
{
var outputs = new List<string>();
var entityId = new EntityId(nameof(GetPrevLastModifiedTimestamp), "entityKey2");
string prevTS = await context.CallEntityAsync<string>(entityId, "Get");
string currentTS = DateTime.Now.ToString();
outputs.Add(currentTS);
outputs.Add(prevTS);
context.SignalEntity(entityId, "Set", currentTS);
return null;
}
//Durable entity function to get & set the last modified timestamp
[FunctionName("GetPrevLastModifiedTimestamp")]
public static void GetPrevLastModifiedTimestamp([EntityTrigger] IDurableEntityContext ctx)
{
switch (ctx.OperationName.ToLowerInvariant())
{
case "set":
ctx.SetState(ctx.GetInput<string>());
break;
case "get":
ctx.Return(ctx.GetState<string>());
break;
}
}
[FunctionName("getOpenDataRealtimeFeed_Trigger")]
public static async Task Run(
[TimerTrigger("%triggerTimer%")] TimerInfo myTimer,
[DurableClient] IDurableOrchestrationClient starter,
ILogger log)
{
// Function input comes from the request content.
string instanceId = await starter.StartNewAsync("GetOpenDataOrchestrator", null);
log.LogInformation($"Started orchestration with ID = '{instanceId}'.");
}
}
}***
'''