42 lines
1.2 KiB
C#
42 lines
1.2 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Reactive.Linq;
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using System.Threading.Channels;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.SignalR;
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namespace SignalRSamples.Hubs
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{
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public class Streaming : Hub
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{
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public ChannelReader<int> ObservableCounter(int count, int delay)
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{
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var observable = Observable.Interval(TimeSpan.FromMilliseconds(delay))
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.Select((_, index) => index)
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.Take(count);
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return observable.AsChannelReader(Context.ConnectionAborted);
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}
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public ChannelReader<int> ChannelCounter(int count, int delay)
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{
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var channel = Channel.CreateUnbounded<int>();
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Task.Run(async () =>
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{
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for (var i = 0; i < count; i++)
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{
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await channel.Writer.WriteAsync(i);
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await Task.Delay(delay);
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}
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channel.Writer.TryComplete();
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});
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return channel.Reader;
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}
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}
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}
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