static async Task ConsumeAsyncSumSeqeunc(IAsyncEnumerable <int> sequence)
{
ConsoleExt.WriteLineAsync("ConsumeAsyncSumSeqeunc Called");
await foreach (var value in sequence)
{
ConsoleExt.WriteLineAsync($"Consuming the value: {value}");
// simulate some delay!
await Task.Delay(TimeSpan.FromSeconds(1));
}
;
}
private static async IAsyncEnumerable <int> ProduceAsyncSumSeqeunc(int count)
{
ConsoleExt.WriteLineAsync("ProduceAsyncSumSeqeunc Called");
var sum = 0;
for (var i = 0; i <= count; i++)
{
sum = sum + i;
// simulate some delay!
await Task.Delay(TimeSpan.FromSeconds(0.5));
yield return(sum);
}
}
static async Task Main(string[] args)
{
const int count = 5;
ConsoleExt.WriteLine("Starting Async Streams Demo!");
// Start a new task. Used to produce async sequence of data!
IAsyncEnumerable <int> pullBasedAsyncSequence = ProduceAsyncSumSeqeunc(count);
// Start another task; Used to consume the async data sequence!
var consumingTask = Task.Run(() => ConsumeAsyncSumSeqeunc(pullBasedAsyncSequence));
await Task.Delay(TimeSpan.FromSeconds(3));
ConsoleExt.WriteLineAsync("X#X#X#X#X#X#X#X#X#X# Doing some other work X#X#X#X#X#X#X#X#X#X#");
// Just for demo! Wait until the task is finished!
await consumingTask;
ConsoleExt.WriteLineAsync("Async Streams Demo Done!");
}
