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Code Issues Actions 2 Packages Projects Releases Wiki Activity

Remove some unnecessary allocations

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This commit is contained in:
cvium
2021-05-24 00:30:41 +02:00
parent db9d3b8653
commit 42a2cc1747
43 changed files with 1095 additions and 906 deletions
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20
Emby.Server.Implementations/IO/ManagedFileSystem.cs
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@@ -7,6 +7,7 @@ using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.System;
using Microsoft.Extensions.Logging;
@@ -243,8 +244,8 @@ namespace Emby.Server.Implementations.IO
{
result.Length = fileInfo.Length;
// Issue #2354 get the size of files behind symbolic links
if (fileInfo.Attributes.HasFlag(FileAttributes.ReparsePoint))
// Issue #2354 get the size of files behind symbolic links. Also Enum.HasFlag is bad as it boxes!
if ((fileInfo.Attributes & FileAttributes.ReparsePoint) == FileAttributes.ReparsePoint)
{
try
{
@@ -618,13 +619,13 @@ namespace Emby.Server.Implementations.IO
{
files = files.Where(i =>
{
var ext = i.Extension;
if (ext == null)
var ext = i.Extension.AsSpan();
if (ext.IsEmpty)
{
return false;
}
return extensions.Contains(ext, StringComparer.OrdinalIgnoreCase);
return extensions.Contains(ext, StringComparison.OrdinalIgnoreCase);
});
}
@@ -636,8 +637,7 @@ namespace Emby.Server.Implementations.IO
var directoryInfo = new DirectoryInfo(path);
var enumerationOptions = GetEnumerationOptions(recursive);
return ToMetadata(directoryInfo.EnumerateDirectories("*", enumerationOptions))
.Concat(ToMetadata(directoryInfo.EnumerateFiles("*", enumerationOptions)));
return ToMetadata(directoryInfo.EnumerateFileSystemInfos("*", enumerationOptions));
}
private IEnumerable<FileSystemMetadata> ToMetadata(IEnumerable<FileSystemInfo> infos)
@@ -672,13 +672,13 @@ namespace Emby.Server.Implementations.IO
{
files = files.Where(i =>
{
var ext = Path.GetExtension(i);
if (ext == null)
var ext = Path.GetExtension(i.AsSpan());
if (ext.IsEmpty)
{
return false;
}
return extensions.Contains(ext, StringComparer.OrdinalIgnoreCase);
return extensions.Contains(ext, StringComparison.OrdinalIgnoreCase);
});
}