public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
{
PollForActivityTaskResponse response = new PollForActivityTaskResponse();
response.ActivityTask = ActivityTaskUnmarshaller.Instance.Unmarshall(context);
return(response);
}
public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
{
PollForActivityTaskResponse response = new PollForActivityTaskResponse();
UnmarshallResult(context, response);
return(response);
}
public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
{
PollForActivityTaskResponse response = new PollForActivityTaskResponse();
context.Read();
response.PollForActivityTaskResult = PollForActivityTaskResultUnmarshaller.GetInstance().Unmarshall(context);
return(response);
}
private async Task <ActivityTask> GetActivityTask(string domain, string taskList, string workerId)
{
PollForActivityTaskResponse response = null;
do
{
response = await PollForActivityTaskAsync(domain, taskList, workerId);
}while (_isRunning && string.IsNullOrEmpty(response.ActivityTask.TaskToken));
return(response.ActivityTask);
}
ActivityTask Poll()
{
Logger.LogMessage("Polling for {0} activity task ...", ActivityType);
PollForActivityTaskRequest request = new PollForActivityTaskRequest()
{
Domain = Constants.SWF_DOMAIN,
TaskList = new TaskList()
{
Name = this.ActivityTaskList
}
};
PollForActivityTaskResponse response = this._swfClient.PollForActivityTaskAsync(request).Result;
return(response.ActivityTask);
}
private async Task <ActivityTask> Poll()
{
EmrJobLogger.PrintInfo(SwfResources.Info_PollingActivityTask);
PollForActivityTaskRequest request = new PollForActivityTaskRequest()
{
Domain = this.SwfConfiguration.DomainName,
TaskList = new TaskList()
{
Name = this.SwfConfiguration.ActivityTasksList
}
};
PollForActivityTaskResponse response = await this.SwfClient.PollForActivityTaskAsync(request);
return(response.ActivityTask);
}
/// <summary>
/// Poll the image processing activity task list to see if work needs to be done.
/// </summary>
/// <returns></returns>
private async Task <ActivityTask> PollAsync()
{
PollForActivityTaskRequest request = new PollForActivityTaskRequest
{
Domain = _Domain,
TaskList = new TaskList()
{
Name = _TaskList
}
};
Logger.Debug("TaskList: {0}", request.TaskList.Name);
PollForActivityTaskResponse response = await _swfClient.PollForActivityTaskAsync(request, _cancellationToken);
return(response.ActivityTask);
}
public static void Worker(IAmazonSimpleWorkflow swfClient, string domainName, string tasklistName)
{
string prefix = string.Format("Worker{0}:{1:x} ", tasklistName,
System.Threading.Thread.CurrentThread.ManagedThreadId);
while (true)
{
Console.WriteLine(prefix + ": Polling for activity task ...");
PollForActivityTaskRequest pollForActivityTaskRequest =
new PollForActivityTaskRequest()
{
Domain = domainName,
TaskList = new TaskList()
{
// Poll only the tasks assigned to me
Name = tasklistName
}
};
PollForActivityTaskResponse pollForActivityTaskResponse =
swfClient.PollForActivityTask(pollForActivityTaskRequest);
RespondActivityTaskCompletedRequest respondActivityTaskCompletedRequest =
new RespondActivityTaskCompletedRequest()
{
Result = "{\"activityResult1\":\"Result Value1\"}",
TaskToken = pollForActivityTaskResponse.ActivityTask.TaskToken
};
if (pollForActivityTaskResponse.ActivityTask.ActivityId == null)
{
Console.WriteLine(prefix + ": NULL");
}
else
{
RespondActivityTaskCompletedResponse respondActivityTaskCompletedResponse =
swfClient.RespondActivityTaskCompleted(respondActivityTaskCompletedRequest);
Console.WriteLine(prefix + ": Activity task completed. ActivityId - " +
pollForActivityTaskResponse.ActivityTask.ActivityId);
}
}
}
public void Worker(string tasklistName)
{
while (true)
{
Console.WriteLine("Starting Worker" + tasklistName + ": Polling for activity...");
PollForActivityTaskRequest pollForActivityTaskRequest =
new PollForActivityTaskRequest()
{
Domain = domainName,
TaskList = new TaskList()
{
Name = tasklistName
}
};
PollForActivityTaskResponse pollForActivityTaskResponse = swfClient.PollForActivityTaskAsync(pollForActivityTaskRequest).Result;
Console.WriteLine("finished polling pollForActivityTaskResponse");
RespondActivityTaskCompletedRequest respondActivityTaskCompletedRequest =
//Ideally this function would actually do something and return real values. But since it's just hello
//world we're returning nothing of value. (a static string)
new RespondActivityTaskCompletedRequest()
{
Result = "{\"customReturnValue\":\"CustomReturnResult\"}",
TaskToken = pollForActivityTaskResponse.ActivityTask.TaskToken
};
if (pollForActivityTaskResponse.ActivityTask.ActivityId == null)
{
Console.WriteLine("Starting Worker" + tasklistName + ": NULL");
}
else
{
RespondActivityTaskCompletedResponse respondActivityTaskCompletedResponse =
swfClient.RespondActivityTaskCompletedAsync(respondActivityTaskCompletedRequest).Result;
Console.WriteLine("Starting Worker" + tasklistName + ": Activity completed" + pollForActivityTaskResponse.ActivityTask.ActivityId);
}
}
}
private static void UnmarshallResult(JsonUnmarshallerContext context, PollForActivityTaskResponse response)
{
response.ActivityTask = ActivityTaskUnmarshaller.GetInstance().Unmarshall(context);
return;
}
