protected CollectionsTaskLocal _currentTask; //used in ExecuteTask and ReportTask
//Step 0, Timer Loop, Outer Loop, Inner Loop
void _collectionLoopTimer_Elapsed(object sender, ElapsedEventArgs e)
{
Logger.Log("");
Logger.Log("");
Logger.Log("----------Timer Loop ----------");
PreCollection();
while ((_collectionCapacity > 0) && _queueContainsMessages)
{
//RequestCollectionTasks Math.Min(_collectionCapacity, 32)
List <CollectionsTaskLocal> collectionsTaskList = RequestCollectionTasks(_collectionCapacity);
if (collectionsTaskList.Count <CollectionsTaskLocal>() > 0)
{
foreach (CollectionsTaskLocal taskIn in collectionsTaskList)
{
_collectionCapacity--;
_currentTask = taskIn;
ExecuteCollectionTask();
ReportCollectionTask();
StorageClientHelper.DeleteQueueMessage(QueueType.Collections, SourceType.Twitter, _currentTask.QueueMessage);
}
}
else
{
Logger.Log("Received zero messages");
_queueContainsMessages = false;
}
}
PostCollection();
}
//Step 3, Outer Loop
private List <CollectionsTaskLocal> RequestCollectionTasks(int collectionCapacity)
{
Logger.Log("RequestCollectionTasks");
//Hard Limit by Azure
int messageCount = Math.Min(collectionCapacity, 32);
//Get Q Messages
IEnumerable <CloudQueueMessage> queueMessages = StorageClientHelper.GetQueueMessages(QueueType.Collections, _sourceType, messageCount);
//Convert to Tasks
List <CollectionsTaskLocal> collectionsTaskList = new List <CollectionsTaskLocal>();
if (queueMessages == null)
{
return(collectionsTaskList);
}
else
{
Logger.Log("Received #" + queueMessages.Count <CloudQueueMessage>().ToString() + " messages");
}
foreach (CloudQueueMessage qm in queueMessages)
{
string messag = qm.AsString;
CollectionsTaskLocal task = CollectionsTaskHelper.MessageToLocalTask(messag);
task.QueueMessage = qm;
collectionsTaskList.Add(task);
}
return(collectionsTaskList);
}
