我正在使用RabbitMQ发送简单的短整数信息,首先我将id发送到一个项目,如下所示:
private void SendPgcIdToRabbitMQ(string id)
{
var factory = new ConnectionFactory() { HostName = "localhost" };
using (var connection = factory.CreateConnection())
{
using (var channel = connection.CreateModel())
{
bool durable = true;
channel.QueueDeclare("XQueue", durable, false, false, null);
var body = Encoding.UTF8.GetBytes(id);
channel.BasicPublish("", "XQueue", null, body);
Console.WriteLine(" [x] Sent {0}", id);
}
}
}它的倾听者:
public void Listener()
{
var factory = new ConnectionFactory() { HostName = "localhost" };
using (var connection = factory.CreateConnection())
{
using (var channel = connection.CreateModel())
{
channel.QueueDeclare("XQueue", true, false, false, null);
var consumer = new QueueingBasicConsumer(channel);
channel.BasicConsume("XQueue", false, consumer);
Console.WriteLine(" [*] Waiting for messages. " +
"To exit press CTRL+C");
while (true) {
var ea =
(BasicDeliverEventArgs)consumer.Queue.Dequeue();
var body = ea.Body;
var message = Encoding.UTF8.GetString(body);
Console.WriteLine(" [x] Received {0}", message);
AddPGCFileID(message);
channel.BasicAck(ea.DeliveryTag, false);
Thread.Sleep(500);
}
}
}
}它工作得很好,所以在收到消息后,我正在用它处理一些操作,然后我获得第二个ID,并创建其他队列来做同样的事情:
private void SendSurveyIdToRabbitMQ(int yID)
{
var factory = new ConnectionFactory() { HostName = "localhost" };
using (var connection = factory.CreateConnection()) {
using (var channel = connection.CreateModel()) {
bool durable = true;
channel.QueueDeclare("YQueue", durable, false, false, null);
var body = Encoding.UTF8.GetBytes(yID.ToString());
channel.BasicPublish("", "YQueue", null, body);
Console.WriteLine(" [x] Sent {0}", yID);
}
}
}并接收:
public void InquiryListener()
{
var factory = new ConnectionFactory() { HostName = "localhost" };
using (var connection = factory.CreateConnection()) {
using (var channel = connection.CreateModel()) {
channel.QueueDeclare("YQueue", true, false, false, null);
var consumer = new QueueingBasicConsumer(channel);
channel.BasicConsume("YQueue", false, consumer);
Console.WriteLine(" [*] Waiting for messages. " +
"To exit press CTRL+C");
while (true) {
var ea =
(BasicDeliverEventArgs)consumer.Queue.Dequeue();
var body = ea.Body;
var message = Encoding.UTF8.GetString(body);
Console.WriteLine(" [x] Received {0}", message);
StartProcessing(Convert.ToInt32(message));
channel.BasicAck(ea.DeliveryTag, false);
Thread.Sleep(500);
}
}
}
}第一个队列的发送和接收工作正常,但在第二个队列中我得到:

这很奇怪,因为它是这样工作的,从一段时间以来,我就遇到了这个问题。我正在重置rabbitmq,删除所有队列等,找不到哪里有问题。有什么想法吗?
编辑:我正在调试以了解第二个进程是否正常结束(第二个进程早期崩溃不会导致rabbitmq的问题),它通过了,因为在YQueue上没有错误发生,但在我的进程工作大约一分钟后(只等待,不通信消息,不处理),我在XQueue上发现了同样的异常
发布于 2015-03-27 14:18:48
在执行while(true){ ... }之前,首先检查队列是否为空。
https://stackoverflow.com/questions/25843132
复制相似问题