/// <summary>
/// Creates a new async-compatible producer/consumer collection wrapping the specified collection and with a maximum element count.
/// </summary>
/// <param name="collection">The collection to wrap.</param>
/// <param name="maxCount">The maximum element count. This must be greater than zero.</param>
public AsyncCollection(IProducerConsumerCollection <T> collection, int maxCount)
{
collection = collection ?? new ConcurrentQueue <T>();
if (maxCount <= 0)
{
throw new ArgumentOutOfRangeException(nameof(maxCount), "The maximum count must be greater than zero.");
}
if (maxCount < collection.Count)
{
throw new ArgumentException("The maximum count cannot be less than the number of elements in the collection.", nameof(maxCount));
}
_collection = collection;
_maxCount = maxCount;
_mutex = new AsyncLock();
_completedOrNotFull = new AsyncConditionVariable(_mutex);
_completedOrNotEmpty = new AsyncConditionVariable(_mutex);
}
/// <summary>
/// Creates a new async-compatible producer/consumer queue with the specified initial elements and a maximum element count.
/// </summary>
/// <param name="collection">The initial elements to place in the queue. This may be <c>null</c> to start with an empty collection.</param>
/// <param name="maxCount">The maximum element count. This must be greater than zero, and greater than or equal to the number of elements in <paramref name="collection"/>.</param>
public AsyncProducerConsumerQueue(IEnumerable <T> collection, int maxCount)
{
if (maxCount <= 0)
{
throw new ArgumentOutOfRangeException(nameof(maxCount), "The maximum count must be greater than zero.");
}
_queue = collection == null ? new Queue <T>() : new Queue <T>(collection);
if (maxCount < _queue.Count)
{
throw new ArgumentException("The maximum count cannot be less than the number of elements in the collection.", nameof(maxCount));
}
_maxCount = maxCount;
_mutex = new AsyncLock();
_completedOrNotFull = new AsyncConditionVariable(_mutex);
_completedOrNotEmpty = new AsyncConditionVariable(_mutex);
}
public DebugView(AsyncConditionVariable cv)
{
_cv = cv;
}
/// <summary>
/// Constructs a new monitor.
/// </summary>
/// <param name="lockQueue">The wait queue used to manage waiters for the lock. This may be <c>null</c> to use a default (FIFO) queue.</param>
/// <param name="conditionVariableQueue">The wait queue used to manage waiters for the signal. This may be <c>null</c> to use a default (FIFO) queue.</param>
public AsyncMonitor(IAsyncWaitQueue <IDisposable> lockQueue, IAsyncWaitQueue <object> conditionVariableQueue)
{
_asyncLock = new AsyncLock(lockQueue);
_conditionVariable = new AsyncConditionVariable(_asyncLock, conditionVariableQueue);
}