public bool TryTake(out PrioritizedItem <T> item)
{
for (int priority = 0; priority < _itemQueues.Length; priority++)
{
T itemValue;
if (_itemQueues[priority].TryDequeue(out itemValue))
{
item = new PrioritizedItem <T>(itemValue, priority);
return(true);
}
}
item = default(PrioritizedItem <T>);
return(false);
}
private async Task <T> UnwrapAsync(ValueTask <PrioritizedItem <T> > prioritizedItemTask)
{
PrioritizedItem <T> result = await prioritizedItemTask.ConfigureAwait(false);
return(result.Item);
}
/// <summary>
/// Removes and returns an item with the highest priority from the collection in an asynchronous manner.
/// </summary>
async Task <T> IAsyncCollection <T> .TakeAsync(System.Threading.CancellationToken cancellationToken)
{
PrioritizedItem <T> prioritizedItem = await base.TakeAsync(cancellationToken).ConfigureAwait(false);
return(prioritizedItem.Item);
}
public bool TryAdd(PrioritizedItem <T> item)
{
_itemQueues[item.Priority].Enqueue(item.Item);
return(true);
}
public bool Equals(PrioritizedItem <T> other) => EqualityComparer <T> .Default.Equals(Item, other.Item) && EqualityComparer <int> .Default.Equals(Priority, other.Priority);