/// <summary>
/// 拉取指定队列的消息
/// </summary>
/// <param name="queueName">队列名称</param>
/// <returns></returns>
public static void Pull(string queueName, Action <BasicGetResult> action)
{
if (string.IsNullOrEmpty(queueName))
{
throw new ArgumentNullException("queueName");
}
using (var channel = RabbitmqContext.GetModel())
{
BasicGetResult result = channel.BasicGet(queueName, false);
if (result != null)
{
channel.BasicAck(result.DeliveryTag, false);
}
action(result);
}
}
/// <summary>
/// 拉取指定队列的消息
/// </summary>
/// <param name="queueName">队列名称</param>
/// <returns></returns>
public static ResponseResult Pull(string queueName, Func <BasicGetResult, ResponseResult> func)
{
if (string.IsNullOrEmpty(queueName))
{
throw new ArgumentNullException("queueName");
}
using (var channel = RabbitmqContext.GetModel())
{
BasicGetResult result = channel.BasicGet(queueName, false);
if (result != null)
{
channel.BasicAck(result.DeliveryTag, false);
}
return(func(result));
}
}
/// <summary>
/// 客户端订阅
/// </summary>
/// <param name="exchangeName">交换机名称</param>
/// <param name="queueName">队列名称</param>
/// <returns></returns>
public static void Subscribe(string exchangeName, Action <ConsumerContext> action)
{
if (string.IsNullOrEmpty(exchangeName))
{
throw new ArgumentNullException("exchangeName");
}
using (var channel = RabbitmqContext.GetModel())
{
channel.ExchangeDeclare(exchangeName, "fanout");
var queueName = channel.QueueDeclare().QueueName;
channel.QueueBind(queue: queueName, exchange: exchangeName, routingKey: "");
var consumer = new EventingBasicConsumer(channel);
consumer.Received += (sender, args) =>
{
ConsumerContext context = args.GetConsumerContext();
action(context);
};
channel.BasicConsume(queueName, true, consumer);
}
}
