/// <summary>初始化延迟队列功能。生产者自动初始化，消费者最好能够按队列初始化一次</summary>
/// <remarks>
/// 该功能是附加功能，需要消费者主动调用，每个队列的多消费者开一个即可。
/// 核心工作是启动延迟队列的TransferAsync大循环，每个进程内按队列开一个最合适，多了没有用反而形成争夺。
/// </remarks>
public RedisDelayQueue <T> InitDelay()
{
if (_delay == null)
{
lock (this)
{
if (_delay == null)
{
_delay = new RedisDelayQueue <T>(Redis, $"{Key}:Delay");
}
}
}
if (_delayTask == null || _delayTask.IsCompleted)
{
lock (this)
{
if (_delayTask == null || _delayTask.IsCompleted)
{
_source = new CancellationTokenSource();
_delayTask = TaskEx.Run(() => _delay.TransferAsync(this, null, _source.Token));
}
}
}
return(_delay);
}
/// <summary>释放</summary>
/// <param name="disposing"></param>
protected virtual void Dispose(Boolean disposing)
{
if (_delay != null)
{
_delay = null;
_delayTask = null;
_source?.Cancel();
}
}
/// <summary>初始化延迟队列功能。该功能是附加功能，需要生产者或消费者主动初始化</summary>
public void InitDelay()
{
if (_delay == null)
{
lock (this)
{
if (_delay == null)
{
_delay = new RedisDelayQueue <T>(Redis, $"{Key}:Delay", false);
_source = new CancellationTokenSource();
_delayTask = Task.Factory.StartNew(() => _delay.TransferAsync(this, null, _source.Token), TaskCreationOptions.LongRunning);
}
}
}
}