/// <summary>
///
/// </summary>
/// <typeparam name="TMessage"></typeparam>
/// <param name="message"></param>
/// <returns></returns>
public IMQ Publish <TMessage>(TMessage message)
{
this._log.Debug("Start Publish");
//获得exchang名称
var name = NameUtils.Get(message);
this._log.Debug($"Exchange Name:{name}");
if (!_channels.ContainsKey(name))
{
lock (_lock)
{
if (!_channels.ContainsKey(name))
{
this.AddChannel <TMessage>(name);
}
}
}
//获得channel
var channel = _channels[name];
var propertie = channel.CreateBasicProperties();
//设置消息为持久化
propertie.DeliveryMode = 2;
var json = this._jsonConvertor.Serialize(message);
//序列主体
var body = this.GetEncoding().GetBytes(json);
try
{
this._log.Debug($"Publish Message:{json}");
channel.BasicPublish(name, "", propertie, body);
}
catch (Exception ex)
{
this._log.Error($"body:{json},error:{this._jsonConvertor.Serialize(ex)}");
}
//发布
this._log.Debug($"Publish Succeed:{json}");
return(this);
}
/// <summary>
///
/// </summary>
/// <typeparam name="TMessage"></typeparam>
/// <param name="action"></param>
/// <returns></returns>
public IMQ Subscibe <TMessage>(Action <TMessage> action)
{
if (this.IsExist <TMessage>())
{
//已被订阅过只需要将订阅附加即可不需要再次开启通道
this.Add(action);
return(this);
}
this.Add(action);
var name = NameUtils.Get <TMessage>();
this._log.Info($"Exchange Name:{name}");
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException(nameof(name), "监听的队列不存在");
}
var queryName = $"{this._config.Query}_{name}";
this._log.Info($"Query Name:{queryName}");
//创建信道
var channel = _conn.CreateModel();
channel.CallbackException += _conn_CallbackException;
this._log.Debug($"Declare Queue:{queryName}");
//定义队列
channel.QueueDeclare(queryName, true, false, false, null);
this._log.Debug($"Declare Exchange:{name}");
//定义exchange
channel.ExchangeDeclare(name, MQType, true, false);
this._log.Debug($"Bind Queue:exchange={name},queue={queryName}");
//绑定队列
channel.QueueBind(queryName, name, "", null);
this._log.Debug("Create Consumer");
//创建消费者
var consumer = new EventingBasicConsumer(channel);
this._log.Debug("Create Received");
//消费
consumer.Received += (mo, arg) =>
{
var body = this.GetEncoding().GetString(arg.Body);
var message = this._jsonConvertor.Deserialize <TMessage>(body);
this._log.Debug($"Deserialize");
try
{
this._log.Debug($"Start Received:{message}");
this.Get <TMessage>().Invoke(message);
if (this._config.Ack)
{
this._log.Info("Send Ack");
channel.BasicAck(arg.DeliveryTag, false);
}
}
catch (SAEException ex)
{
channel.BasicReject(arg.DeliveryTag, true);
//消息消费失败
this._log.Error($"The exception caused by the consumption Message", ex);
}
catch (Exception ex)
{
//消息消费失败
this._log.Error($"The exception caused by the consumption Message", ex);
}
};
if (this._config.Ack)
{
this._log.Info("Enable Ack");
channel.BasicQos(0, this._config.Number, false);
}
//基础消费者
channel.BasicConsume(queryName, !this._config.Ack, consumer);
return(this);
}