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@ -1,19 +1,21 @@
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#pragma warning disable CS1591
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Linq;
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using BitFaster.Caching.Lru;
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using MediaBrowser.Model.IO;
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namespace MediaBrowser.Controller.Providers
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{
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public class DirectoryService : IDirectoryService
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{
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// These caches are primarily used for scanning so no reason to have them be large.
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private static readonly FastConcurrentLru<string, FileSystemMetadata[]> _cache = new(Environment.ProcessorCount, Math.Max(128, Environment.ProcessorCount * 10), StringComparer.Ordinal);
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private static readonly FastConcurrentLru<string, FileSystemMetadata> _fileCache = new(Environment.ProcessorCount, Math.Max(128, Environment.ProcessorCount * 10), StringComparer.Ordinal);
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private static readonly FastConcurrentLru<string, List<string>> _filePathCache = new(Environment.ProcessorCount, Math.Max(128, Environment.ProcessorCount * 10), StringComparer.Ordinal);
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// TODO make static and switch to FastConcurrentLru.
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private readonly ConcurrentDictionary<string, FileSystemMetadata[]> _cache = new(StringComparer.Ordinal);
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private readonly ConcurrentDictionary<string, FileSystemMetadata> _fileCache = new(StringComparer.Ordinal);
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private readonly ConcurrentDictionary<string, List<string>> _filePathCache = new(StringComparer.Ordinal);
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private readonly IFileSystem _fileSystem;
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@ -73,13 +75,13 @@ namespace MediaBrowser.Controller.Providers
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public FileSystemMetadata? GetFileSystemEntry(string path)
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{
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if (!_fileCache.TryGet(path, out var result))
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if (!_fileCache.TryGetValue(path, out var result))
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{
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var file = _fileSystem.GetFileSystemInfo(path);
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if (file?.Exists ?? false)
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{
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result = file;
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_fileCache.AddOrUpdate(path, result);
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_fileCache.TryAdd(path, result);
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}
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}
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