diff --git a/Emby.Server.Implementations/Channels/ChannelManager.cs b/Emby.Server.Implementations/Channels/ChannelManager.cs index c803d9d825..4c3161ef4b 100644 --- a/Emby.Server.Implementations/Channels/ChannelManager.cs +++ b/Emby.Server.Implementations/Channels/ChannelManager.cs @@ -1,5 +1,4 @@ using System; -using System.Collections.Concurrent; using System.Collections.Generic; using System.Globalization; using System.IO; @@ -22,6 +21,7 @@ using MediaBrowser.Model.Entities; using MediaBrowser.Model.IO; using MediaBrowser.Model.Querying; using MediaBrowser.Model.Serialization; +using Microsoft.Extensions.Caching.Memory; using Microsoft.Extensions.Logging; using Episode = MediaBrowser.Controller.Entities.TV.Episode; using Movie = MediaBrowser.Controller.Entities.Movies.Movie; @@ -45,10 +45,7 @@ namespace Emby.Server.Implementations.Channels private readonly IFileSystem _fileSystem; private readonly IJsonSerializer _jsonSerializer; private readonly IProviderManager _providerManager; - - private readonly ConcurrentDictionary>> _channelItemMediaInfo = - new ConcurrentDictionary>>(); - + private readonly IMemoryCache _memoryCache; private readonly SemaphoreSlim _resourcePool = new SemaphoreSlim(1, 1); /// @@ -63,6 +60,7 @@ namespace Emby.Server.Implementations.Channels /// The user data manager. /// The JSON serializer. /// The provider manager. + /// The memory cache. public ChannelManager( IUserManager userManager, IDtoService dtoService, @@ -72,7 +70,8 @@ namespace Emby.Server.Implementations.Channels IFileSystem fileSystem, IUserDataManager userDataManager, IJsonSerializer jsonSerializer, - IProviderManager providerManager) + IProviderManager providerManager, + IMemoryCache memoryCache) { _userManager = userManager; _dtoService = dtoService; @@ -83,6 +82,7 @@ namespace Emby.Server.Implementations.Channels _userDataManager = userDataManager; _jsonSerializer = jsonSerializer; _providerManager = providerManager; + _memoryCache = memoryCache; } internal IChannel[] Channels { get; private set; } @@ -417,20 +417,15 @@ namespace Emby.Server.Implementations.Channels private async Task> GetChannelItemMediaSourcesInternal(IRequiresMediaInfoCallback channel, string id, CancellationToken cancellationToken) { - if (_channelItemMediaInfo.TryGetValue(id, out Tuple> cachedInfo)) + if (_memoryCache.TryGetValue(id, out List cachedInfo)) { - if ((DateTime.UtcNow - cachedInfo.Item1).TotalMinutes < 5) - { - return cachedInfo.Item2; - } + return cachedInfo; } var mediaInfo = await channel.GetChannelItemMediaInfo(id, cancellationToken) .ConfigureAwait(false); var list = mediaInfo.ToList(); - - var item2 = new Tuple>(DateTime.UtcNow, list); - _channelItemMediaInfo.AddOrUpdate(id, item2, (key, oldValue) => item2); + _memoryCache.CreateEntry(id).SetValue(list).SetAbsoluteExpiration(DateTimeOffset.UtcNow.AddMinutes(5)); return list; }