// The code to get a value from the NextSequenceProvider
private static async Task GetSequenceAsync(NextSequenceProvider nextSequenceProvider)
{
await Task.Delay(1000).ConfigureAwait(false);
var sequence = await nextSequenceProvider.ReadAsync().ConfigureAwait(false);
Console.WriteLine($"{DateTime.Now:ss:f} Got a sequence {sequence}");
}
private static async Task Main()
{
var cancellationTokenSource = new CancellationTokenSource();
var nextSequenceProvider = new NextSequenceProvider
(
capacity: 20,
// If the low water mark is null you should see a 3 second pause every 20 items
// If the low water mark is 15 there should be no pause
lowWaterMark: 15,
loadChannelAction: async(batchSize) => await LoadAction(batchSize).ConfigureAwait(false)
);
// Add the ability to cancel
_ = Task.Run(() =>
{
Console.WriteLine($"Press the ENTER key to cancel...");
while (Console.ReadKey().Key != ConsoleKey.Enter)
{
}
cancellationTokenSource.Cancel();
});
// Add 5 get tasks every second until cancelled
await Task.Run(async() =>
{
while (!cancellationTokenSource.IsCancellationRequested)
{
var tasks = new List <Task>();
for (var i = 0; i < 5; i++)
{
tasks.Add(GetSequenceAsync(nextSequenceProvider));
}
await Task.WhenAll(tasks).ConfigureAwait(false);
}
}).ConfigureAwait(false);
}