public Message Pull(string key)
{
try
{
Topic topic = new Topic();
topic = db.Topices.Where(x => x.Key == key).FirstOrDefault();
if (topic != null)
{
Message message = new Message();
message = db.Messages.OrderBy(x => x.CreateDate).FirstOrDefault(x => x.TopicId == topic.Id);
db.Messages.Remove(message);
bool flag = db.SaveChanges() > 0;
base.IsSuccess = flag;
base.ReturnMsg = flag ? "出队列成功" : "出队列失败";
return(message);
}
else
{
base.IsSuccess = false;
base.ReturnMsg = "不存在改主题";
return(null);
}
}
catch (Exception ex)
{
base.IsSuccess = false;
base.ReturnMsg = "出队列出现异常";
return(null);
}
}
public void Remove(Guid id)
{
try
{
Topic topic = db.Topices.FirstOrDefault(x => x.Id == id);
db.Topices.Remove(topic);
bool flag = db.SaveChanges() > 0;
base.IsSuccess = flag;
base.ReturnMsg = flag ? "删除成功" : "删除失败";
}
catch (Exception ex)
{
base.IsSuccess = false;
base.ReturnMsg = "删除失败";
}
}
public void Remove(Guid id)
{
try
{
User user = new User();
user = db.Users.FirstOrDefault(x => x.Id == id);
db.Users.Remove(user);
bool flag = db.SaveChanges() > 0;
base.IsSuccess = flag;
base.ReturnMsg = flag ? "删除成功" : "删除失败";
}
catch (Exception ex)
{
base.IsSuccess = false;
base.ReturnMsg = "删除异常";
}
}
static void Main(string[] args)
{
var factory = new ConnectionFactory()
{
HostName = "localhost"
};
string queueName = "RequestQueue";
var rabbitMqConnection = factory.CreateConnection();
var rabbitMqChannel = rabbitMqConnection.CreateModel();
rabbitMqChannel.QueueDeclare(queue: queueName,
durable: false,
exclusive: false,
autoDelete: false,
arguments: null);
rabbitMqChannel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false);
int messageCount = Convert.ToInt16(rabbitMqChannel.MessageCount(queueName));
Console.WriteLine(" Listening to the queue. This channels has {0} messages on the queue", messageCount);
var consumer = new EventingBasicConsumer(rabbitMqChannel);
consumer.Received += (model, ea) =>
{
var body = ea.Body.ToArray();
Request request = JsonConvert.DeserializeObject <Request>(Encoding.UTF8.GetString(body));
using (var context = new MQContext())
{
var sms = new RecievedSms
{
State = request.Status,
};
context.RecievedSms.Add(sms);
context.SaveChanges();
}
Console.WriteLine("Record has been made in messages" + request.Status);
rabbitMqChannel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false);
Thread.Sleep(1000);
};
rabbitMqChannel.BasicConsume(queue: queueName,
autoAck: false,
consumer: consumer);
Thread.Sleep(1000 * messageCount);
Console.WriteLine(" Connection closed, no more messages.");
Console.ReadLine();
}
public void Save(Log log)
{
try
{
log.CreateDate = DateTime.Now;
log.Thread = Thread.CurrentThread.ManagedThreadId.ToString();
db.Logs.Add(log);
bool flag = db.SaveChanges() > 0;
base.IsSuccess = flag;
base.ReturnMsg = flag ? "保存成功" : "保存失败";
}
catch (Exception ex)
{
base.IsSuccess = false;
base.ReturnMsg = "保存异常";
}
}