private static int GetMessageCountWithPeek(MessageQueue q)
{
// remember to release resource as soon as possible,
// if not there may be a "An invalid handle was passed to the function." exception
int count = 0;
using (Cursor cursor = q.CreateCursor())
{
System.Messaging.Message m = PeekWithoutTimeout(q, cursor, PeekAction.Current);
if (m != null)
{
m.Dispose();
count = 1;
while ((m = PeekWithoutTimeout(q, cursor, PeekAction.Next)) != null)
{
m.Dispose();
count++;
}
}
}
return(count);
}
protected void PeekCompleted(object sender, PeekCompletedEventArgs e)
{
System.Messaging.Message msg = null;
MessageQueue mq = null;
try
{
mq = (MessageQueue)sender;
mq.Formatter = new BinaryMessageFormatter();
System.Messaging.Message m = mq.EndPeek(e.AsyncResult);
mq.ReceiveById(m.Id);
if (OnMessageArrivedHandle != null)
{
OnMessageArrivedHandle(m.Label, m.Body.ToString());
}
}
catch (Exception ex) { string err = ex.Message; }
finally
{
if (msg != null)
{
try { msg.Dispose(); }
catch { }
finally { msg = null; }
}
//接收下一次事件
if (mq != null)
{
mq.BeginPeek();
}
}
}
private void ReceiveServerPlayerInfo()
{
System.Messaging.Message message = new System.Messaging.Message();
while (work)
{
try
{
// Получаем информацию об игроках с сервера для обновления клиентов
message = queue.Receive();
}
catch (Exception exc)
{
// Игнорируем исключение
}
if (message == null)
{
continue;
}
else
{
// Заполняем стол информацией об игроках
var players = (List <ServerPlayerInfo>)message.Body;
SeatPlayers(players);
message.Dispose();
}
}
}
public void Dispose()
{
if (!_committed)
{
_txn?.Abort();
}
_txn?.Dispose();
_msg.Dispose();
}
/// <summary>
/// Message must be provided, Sends a given msg
/// </summary>
/// <param name="qMsg"></param>
/// <param name="w"> </param>
public static void SendQMsg(ref System.Messaging.MessageQueue qMsg, ref System.Messaging.Message w)
{
System.Messaging.MessageQueueTransaction mqt = new System.Messaging.MessageQueueTransaction();
mqt.Begin();
qMsg.Send(w, mqt);
mqt.Commit();
mqt.Dispose();
mqt = null;
w.Dispose();
w = null;
}
public async Task <QueueMessage <T> > ReceiveAsync(TimeSpan timeout)
{
if (timeout == TimeSpan.Zero)
{
return(await ReceiveAsync());
}
System.Messaging.Message message = null;
try
{
message = await _messageQueue.ReceiveAsync(timeout);
}
catch (System.Messaging.MessageQueueException e)
{
if (message != null)
{
message.Dispose();
}
if (e.MessageQueueErrorCode == MessageQueueErrorCode.IOTimeout)
{
throw new TimeoutException("Timeout expired receiving from queue.");
}
else
{
throw;
}
}
using (message)
{
var item = await MessageSerializer.Deserialize((string)message.Body);
var queueMessage = new QueueMessage <T>
{
MessageId = message.Id,
Item = item,
CorrelationId = message.AppSpecific
};
return(queueMessage);
}
}
public void PutMessageOnMSQ(string queueName, string callId, string callData, string appid, ref ValidataionResponse response)
{
#region private variables
string message = string.Empty;
DateTime startTime = DateTime.Now;
System.Messaging.Message mm = null;
#endregion
log.InfoFormat("Started Enqueue Process -Start Time in:{0} \n\n", startTime);
try
{
if (InitailContext.mq == null)
{
if (!MessageQueue.Exists(queueName))
{
log.DebugFormat("{0} - Queue does not exist", queueName);
MessageQueue.Create(queueName, true);
}
InitailContext.mq = new System.Messaging.MessageQueue(queueName);
InitailContext.mq.SetPermissions("Users", MessageQueueAccessRights.FullControl, AccessControlEntryType.Allow);
InitailContext.mq.Authenticate = false;
}
mm = new System.Messaging.Message();
mm.Body = callData;
mm.Label = "QueueData";
log.InfoFormat("Enqueued Details:{0}", mm.Body.ToString());
//mm.TimeToReachQueue = new TimeSpan(0, 0,InitailContext.queueTimeout);
//log.InfoFormat("Timeout {0} seconds", InitailContext.queueTimeout);
if (InitailContext._dataConfigSetting.AppConfigSettings[appid].IsTransactionEnabled.ToString().ToUpper() == "Y")
{
log.Debug("Transaction Enabled");
InitailContext.mq.Send(mm, "QueueData", MessageQueueTransactionType.Single);
}
else
{
log.Debug("Transaction not Enabled");
InitailContext.mq.Send(mm);
}
response.HasQueued = true;
response.ErrorCode = 0;
response.ErrorMessage = "Success";
response.FailureMode = ValidationFailureMode.None;
InitailContext.mq.Close();
log.InfoFormat("Completed Enquee Process,Total Time taken:{0} milliseconds \n\n", DateTime.Now.Subtract(startTime).Milliseconds);
}
catch (Exception ex)
{
message = string.Format("{0}, Call ID : {1}", ex.Message, callId);
response.HasQueued = false;
response.ErrorCode = (int)ValidationFailureMode.QueueInsertFailed;
response.FailureMode = ValidationFailureMode.QueueInsertFailed;
response.ErrorMessage = message;
log.ErrorFormat("Error : Failure Code : {0}, Error Code : {1}, Error Desc : {2} \n\n", response.FailureMode, response.ErrorCode, response.ErrorMessage);
try
{
//log.Info("Start writing file into Recovery folder");
//string folder = string.Format("{0}\\{1}\\{2}", ConfigurationManager.AppSettings["RecoveryFolder"].ToString(), DateTime.Now.ToString("yyyyMMdd"), DateTime.Now.ToString("HH"));
//log.Debug("finished getting folder path");
//if (!Directory.Exists(folder)) Directory.CreateDirectory(folder);
////int fileCount = Directory.GetFiles(folder).Length + 1;
//log.Debug("finished getting file count");
//string filePath = string.Format("{0}\\{1}_{2}_{3}.txt", folder, "MSMQ",DateTime.Now.Ticks.ToString(), (new Random()).Next(1000, 99999));
//log.Debug("finished writing file path");
//if (!File.Exists(filePath))
//{
// log.Info("File is Exists");
// File.WriteAllText(filePath, callData);
// log.InfoFormat("Call Data with Callid : {0} , has Written to the file File Path : {1}", callId, filePath);
//}
//else
//{
// log.DebugFormat("Filepath is not Exists {0}", filePath);
//}
//log.Debug("finished writing teh file into recovery folder");
MSMQ_RFService.CallDataValidation.delWriteFileIntoRecovery objwriteFile = new MSMQ_RFService.CallDataValidation.delWriteFileIntoRecovery(WriteIntoRecovery);
objwriteFile.BeginInvoke(callData, callId, null, null);
}
catch (Exception exp)
{
log.ErrorFormat("Error while writing File :{0}", exp);
}
}
finally
{
mm.Dispose();
mm = null;
message = string.Empty;
}
}