public object BasicConsume(out RQChannel rabbitMqChannel, out long messageCount, bool ack, out string messageId)
{
messageId = string.Empty;
object messageItem = null;
messageCount = 0;
Connection = RQConnection.GetConnection();
rabbitMqChannel = new RQChannel(Connection);
BasicGetResult eventArgs;
eventArgs = rabbitMqChannel.Channel.BasicGet(QueueName, !ack);
if (eventArgs != null)
{
byte[] message = eventArgs.Body;
var binaryFormatter = new BinaryFormatter();
var memoryStream = new MemoryStream();
memoryStream.Write(message, 0, message.Length);
memoryStream.Seek(0, SeekOrigin.Begin);
messageItem = binaryFormatter.Deserialize(memoryStream);
messageId = eventArgs.DeliveryTag.ToString(CultureInfo.InvariantCulture); //Id must not be changed or lost in any case
messageCount = eventArgs.MessageCount;
}
if (eventArgs == null || !ack)
{
rabbitMqChannel.Dispose();
rabbitMqChannel = null;
}
return messageItem;
}
public MessageItem Consume(out RQChannel rabbitMqChannel, out long messageCount, bool ack)
{
MessageItem messageItem = null;
messageCount = 0;
Connection = RQConnection.GetConnection();
rabbitMqChannel = new RQChannel(Connection);
// QueueingBasicConsumer Consumer = new QueueingBasicConsumer(rabbitMqChannel.Channel);
//rabbitMqChannel.Channel.BasicConsume(QueueName, false, Consumer);
//BasicDeliverEventArgs eventArgs;
//Consumer.Queue.Dequeue(5000, out eventArgs); //Timeout is essential
BasicGetResult eventArgs;
eventArgs = rabbitMqChannel.Channel.BasicGet(QueueName, !ack);
//Channel.BasicGet(string queue,bool noAck)
if (eventArgs != null)
{
String jsonified = Encoding.UTF8.GetString(eventArgs.Body);
var settings = new JsonSerializerSettings()
{
TypeNameHandling = TypeNameHandling.Objects,
};
messageItem = JsonConvert.DeserializeObject<MessageItem>(jsonified, settings);
messageItem.MessageId = eventArgs.DeliveryTag.ToString(CultureInfo.InvariantCulture); //Id must not be changed or lost in any case
messageCount = eventArgs.MessageCount;
}
if (eventArgs == null || !ack)
{
rabbitMqChannel.Dispose();
rabbitMqChannel = null;
}
return messageItem;
}
public bool RequeueMessageItem(RQChannel rabbitMqChannel, string messageIdentifier)
{
rabbitMqChannel.Channel.BasicReject(Convert.ToUInt32(messageIdentifier), true);
rabbitMqChannel.Dispose();
return true;
}
public bool DeleteMessageItem(RQChannel rabbitMqChannel, string messageIdentifier)
{
rabbitMqChannel.Channel.BasicAck(Convert.ToUInt32(messageIdentifier), false);
rabbitMqChannel.Dispose();
return true;
}
