private void SetOrderEnumerator()
{
foreach (var source in _enumerators)
{
var orderStreamEnumerator = new OrderStreamMergeAsyncEnumerator <T>(_mergeContext, source);
if (orderStreamEnumerator.HasElement())
{
orderStreamEnumerator.SkipFirst();
_queue.Offer(orderStreamEnumerator);
}
}
_currentEnumerator = _queue.IsEmpty() ? _enumerators.FirstOrDefault() : _queue.Peek();
}
private void SetOrderEnumerator()
{
foreach (var source in _enumerators)
{
var orderStreamEnumerator = new OrderStreamMergeAsyncEnumerator <T>(_mergeContext, source);
if (orderStreamEnumerator.HasElement())
{
orderStreamEnumerator.SkipFirst();
_queue.Offer(orderStreamEnumerator);
}
}
//设置第一个元素聚合的属性值
CurrentGroupValues = _queue.IsEmpty() ? new List <object>(0) : GetCurrentGroupValues(_queue.Peek());
}