public void RecoverBundles()
{
long id,
maxId = ID_NOT_RECEIVED_AT_BACKEND;
bool responseAvailable,
localRecoveryDone,
remoteRecoveryDone;
DateTime?selfLastUpdate;
MessageQueue[] controlQueuesOpen,
controlQueues = null;
MessageQueue recoveryQueue = null;
var ttrqBundleControl = TimeSpan.FromSeconds(Kiss.GetTimeout(KissTimeout.BUNDLE_CONTROL_TTRQ));
var ttbrBundleControl = TimeSpan.FromSeconds(Kiss.GetTimeout(KissTimeout.BUNDLE_CONTROL_TTBR));
try
{
controlQueues = new Neighborhood(_sql, FORMAT_BUNDLE_CONTROL_POSTFIX).GetOthersQueues().ToArray();
controlQueuesOpen = new MessageQueue[controlQueues.Length];
controlQueues.CopyTo(controlQueuesOpen, 0);
recoveryQueue = new Neighborhood(_sql, FORMAT_BUNDLE_RECOVERY_POSTFIX).GetLocalQueue();
localRecoveryDone = !(controlQueues.Length > 0);
while (!localRecoveryDone)
{
for (var i = 0; i < controlQueues.Length; i++)
{
if (controlQueuesOpen[i] == null)
{
continue;
}
using (var msg =
new Message(_clientId)
{
ResponseQueue = recoveryQueue,
Formatter = controlQueues[i].Formatter,
TimeToReachQueue = ttrqBundleControl,
TimeToBeReceived = ttbrBundleControl,
Extension =
LargeMessage.ToMessageExtension(Guid.NewGuid())
})
{
responseAvailable = false;
controlQueues[i].Send(msg, MessageQueueTransactionType.Single);
for (var j = 0; j < MAX_RETRY_BUNDLE_RECOVERY && !responseAvailable; j++)
{
Thread.Sleep(SLEEP_BUNDLE_RECOVERY);
responseAvailable = LargeMessage.IsCorrelationAvailable(recoveryQueue, msg.Id);
}
if (responseAvailable)
{
using (var response = recoveryQueue.
ReceiveByCorrelationId(msg.Id, MessageQueueTransactionType.Single))
{
id = (long)response.Body;
if (id > maxId)
{
maxId = id;
}
}
controlQueuesOpen[i] = null;
}
}
}
localRecoveryDone = Array.TrueForAll(controlQueuesOpen, q => q == null);
}
RemoveAllBundlesAndStages();
do
{
QueryStageList(true);
WaitForSelfStage(true, null, out id, out selfLastUpdate);
remoteRecoveryDone = id != ID_NO_ANSWER_FROM_BACKEND;
if (!remoteRecoveryDone)
{
Thread.Sleep(SLEEP_BUNDLE_RECOVERY);
}
} while (!remoteRecoveryDone);
if (id > maxId)
{
maxId = id;
}
if (maxId != ID_NOT_RECEIVED_AT_BACKEND)
{
new Bundle(_sql, maxId, _clientId, _msmqCapacity).Recover();
}
}
finally
{
if (recoveryQueue != null)
{
recoveryQueue.Dispose();
}
if (controlQueues != null)
{
foreach (var queue in controlQueues)
{
queue.Dispose();
}
}
}
}
public void RecoverPersistentObjects()
{
bool localRecoveryDone;
List <MessageQueue> controlQueues = null;
MessageQueue recoveryQueue = null;
var poListener = new PersistentObjectListener(_sql, _msmqCapacity);
var ttrqPoControl = TimeSpan.FromSeconds(Kiss.GetTimeout(KissTimeout.PO_CONTROL_TTRQ));
var ttbrPoControl = TimeSpan.FromSeconds(Kiss.GetTimeout(KissTimeout.PO_CONTROL_TTBR));
try
{
controlQueues = new Neighborhood(_sql, FORMAT_PO_CONTROL_POSTFIX).GetOthersQueues();
recoveryQueue = new Neighborhood(_sql, FORMAT_PO_RECOVERY_POSTFIX).GetLocalQueue();
localRecoveryDone = !(controlQueues.Count > 0);
if (localRecoveryDone)
{
poListener.Recover(recoveryQueue, string.Empty);
}
while (!localRecoveryDone)
{
foreach (var controlQueue in controlQueues)
{
using (var msg = new Message {
ResponseQueue = recoveryQueue,
Formatter = controlQueue.Formatter,
TimeToReachQueue = ttrqPoControl,
TimeToBeReceived = ttbrPoControl,
Extension = LargeMessage.ToMessageExtension(Guid.NewGuid())
})
{
controlQueue.Send(msg, MessageQueueTransactionType.Single);
for (var i = 0; i < MAX_RETRY_PO_RECOVERY && !localRecoveryDone; i++)
{
Thread.Sleep(SLEEP_PO_RECOVERY);
localRecoveryDone = LargeMessage.IsCorrelationAvailable(recoveryQueue, msg.Id);
}
if (localRecoveryDone)
{
poListener.Recover(recoveryQueue, msg.Id);
break;
}
}
}
}
}
finally
{
if (recoveryQueue != null)
{
recoveryQueue.Dispose();
}
if (controlQueues != null)
{
foreach (var queue in controlQueues)
{
queue.Dispose();
}
}
}
}
