public RabbitMQSubscribeMiddleware(
IChannelPool channelPool,
IRabbitMqSerializer serializer)
{
this.serializer = serializer;
this.channelPool = channelPool;
ChannelAccessor = channelPool.Acquire(ChannelQueueName, ConnectionName);
QueueDeclareConfiguration QueueConfiguration = new QueueDeclareConfiguration(ChannelQueueName);
QueueConfiguration.Declare(ChannelAccessor.Channel);
var properties = ChannelAccessor.Channel.CreateBasicProperties();
properties.Persistent = true;
Consumer = new EventingBasicConsumer(ChannelAccessor.Channel);
Consumer.Received += (model, ea) =>
{
var body = ea.Body.ToArray();
string message = (string)serializer.Deserialize(ea.Body.ToArray(), typeof(string));
Console.WriteLine(" [Subscribe] Received {0}", string.Format(message, DateTime.Now));
ChannelAccessor.Channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false);
};
ChannelAccessor.Channel.BasicConsume(
queue: QueueConfiguration.QueueName,
autoAck: false,
consumer: Consumer
);
}
public void Subscribe()
{
QueueDeclareConfiguration QueueConfiguration = new QueueDeclareConfiguration(ChannelQueueName);
QueueConfiguration.Declare(ChannelAccessor.Channel);
var properties = ChannelAccessor.Channel.CreateBasicProperties();
properties.Persistent = true;
Consumer = new EventingBasicConsumer(ChannelAccessor.Channel);
Consumer.Received += (model, ea) =>
{
var body = ea.Body.ToArray();
string message = (string)serializer.Deserialize(ea.Body.ToArray(), typeof(string));
_logger.LogInformation(" [Subscribe] Received {0}", string.Format(message, DateTime.Now));
ChannelAccessor.Channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false);
};
ChannelAccessor.Channel.BasicConsume(
queue: QueueConfiguration.QueueName,
autoAck: false,
consumer: Consumer
);
}
public object Get(IDictionary <string, object> headers)
{
if (!headers.TryGetValue(HeaderName, out var context))
{
return(null);
}
if (!(context is byte[] bytes))
{
return(null);
}
return(_serializer.Deserialize(Encoding.UTF8.GetString(bytes)));
}
