public static List <CloudQueueMessage> GetQueueMessages(QueueTypeEnum type, int messageCount)
{
messageCount = Math.Min(messageCount, 32); //32 is hard limit
CloudQueue queue = GetCloudQueue(type);
List <CloudQueueMessage> queueMessageList = new List <CloudQueueMessage>();
IEnumerable <CloudQueueMessage> queueMessages = queue.GetMessages(messageCount);
if ((queueMessages != null) && (queueMessages.Count <CloudQueueMessage>() > 0))
{
foreach (CloudQueueMessage message in queueMessages)
{
//Check Poisen Message
if (message.DequeueCount < 3)
{
queueMessageList.Add(message);
}
else
{
AddQueueMessage(QueueTypeEnum.FailuresTwitter, message.AsString);
queue.DeleteMessage(message);
}
}
}
return(queueMessageList);
}
public static CloudQueueMessage GetQueueMessage(QueueTypeEnum type)
{
CloudQueue queue = GetCloudQueue(type);
CloudQueueMessage message;
bool loop = true;
do
{
message = queue.GetMessage();
if (message == null)
{
loop = false; //No Message
}
else if (message.DequeueCount < 3)
{
loop = false; //Good Message
}
else
{
//Poisen Message
AddQueueMessage(QueueTypeEnum.FailuresTwitter, message.AsString);
queue.DeleteMessage(message);
}
} while (loop);
return(message);
}
public static CloudQueue GetCloudQueue(QueueTypeEnum type)
{
//Queue eference Format
string queueReference = type.ToString().ToLower();
CloudQueueClient queueClient = GetStorageAccount().CreateCloudQueueClient();
CloudQueue queue = queueClient.GetQueueReference(queueReference);
queue.CreateIfNotExist();
return(queue);
}
public CollectionsOfficer(string station, string collector, QueueTypeEnum collectionsQueue)
{
_station = station;
_collector = collector;
_collectionsQueue = collectionsQueue;
_loopOfficer = true;
_currentTask = new CollectionsTask();
_currentTask.Id = "NO ID"; //placeholder for no new task
#if DEBUG
//Sleep for 1 Minute
_sleepOfficer = 60000;
#else
//Sleep for 20 Minutes
_sleepOfficer = 1200000;
#endif
worker = new BackgroundWorker();
worker.DoWork += worker_DoWork;
worker.RunWorkerCompleted += worker_RunWorkerCompleted;
worker.WorkerSupportsCancellation = true;
}
public static void AddQueueMessage(QueueTypeEnum type, string message)
{
CloudQueue queue = GetCloudQueue(type);
queue.AddMessage(new CloudQueueMessage(message));
}
public static string GetQueuesStatus(QueueTypeEnum type)
{
CloudQueue queue = GetCloudQueue(type);
return(string.Format("{0} queue #{1} messages.", queue.Name, queue.RetrieveApproximateMessageCount()));
}
public static void DeleteQueueMessage(QueueTypeEnum type, CloudQueueMessage message)
{
CloudQueue queue = GetCloudQueue(type);
queue.DeleteMessage(message);
}