public async Task LockAsync()
{
await LockSemaphore.WaitAsync().ConfigureAwait(false);
TimeoutCancelSource = new CancellationTokenSource();
UnlockTask = Task.Delay(TimeSpan.FromSeconds(30), TimeoutCancel);
_ = UnlockTask.ContinueWith(InternalUnlock, TaskContinuationOptions.NotOnCanceled);
}
/// <summary>
/// 指定したｷｰで待機します。
/// </summary>
/// <param name="key">待機するｷｰ</param>
public static async Task WaitAsync(string key)
{
await LockSemaphore.WaitAsync();
try
{
if (!Semaphores.ContainsKey(key))
{
Semaphores.Add(key, new SemaphoreSlim(1, 1));
}
}
finally
{
LockSemaphore.Release();
}
await Semaphores[key].WaitAsync();
}
public Task WaitAsync() => LockSemaphore.WaitAsync();