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Less string allocations

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This commit is contained in:
Bond_009
2019-02-09 11:53:07 +01:00
committed by Bond-009
parent da9418c1b2
commit 8d98885cda
8 changed files with 76 additions and 36 deletions
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33
Emby.Server.Implementations/HttpServer/HttpResultFactory.cs
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@@ -90,7 +90,7 @@ namespace Emby.Server.Implementations.HttpServer
/// </summary>
private IHasHeaders GetHttpResult(IRequest requestContext, Stream content, string contentType, bool addCachePrevention, IDictionary<string, string> responseHeaders = null)
{
var result = new StreamWriter(content, contentType, _logger);
var result = new StreamWriter(content, contentType);
if (responseHeaders == null)
{
@@ -131,7 +131,7 @@ namespace Emby.Server.Implementations.HttpServer
content = Array.Empty<byte>();
}
result = new StreamWriter(content, contentType, contentLength, _logger);
result = new StreamWriter(content, contentType, contentLength);
}
else
{
@@ -143,7 +143,7 @@ namespace Emby.Server.Implementations.HttpServer
responseHeaders = new Dictionary<string, string>();
}
if (addCachePrevention && !responseHeaders.TryGetValue("Expires", out string expires))
if (addCachePrevention && !responseHeaders.TryGetValue("Expires", out string _))
{
responseHeaders["Expires"] = "-1";
}
@@ -175,7 +175,7 @@ namespace Emby.Server.Implementations.HttpServer
bytes = Array.Empty<byte>();
}
result = new StreamWriter(bytes, contentType, contentLength, _logger);
result = new StreamWriter(bytes, contentType, contentLength);
}
else
{
@@ -187,7 +187,7 @@ namespace Emby.Server.Implementations.HttpServer
responseHeaders = new Dictionary<string, string>();
}
if (addCachePrevention && !responseHeaders.TryGetValue("Expires", out string expires))
if (addCachePrevention && !responseHeaders.TryGetValue("Expires", out string _))
{
responseHeaders["Expires"] = "-1";
}
@@ -277,9 +277,9 @@ namespace Emby.Server.Implementations.HttpServer
private object ToOptimizedResultInternal<T>(IRequest request, T dto, IDictionary<string, string> responseHeaders = null)
{
var contentType = request.ResponseContentType;
var contentType = request.ResponseContentType?.Split(';')[0];
switch (GetRealContentType(contentType))
switch (contentType)
{
case "application/xml":
case "text/xml":
@@ -333,13 +333,13 @@ namespace Emby.Server.Implementations.HttpServer
if (isHeadRequest)
{
var result = new StreamWriter(Array.Empty<byte>(), contentType, contentLength, _logger);
var result = new StreamWriter(Array.Empty<byte>(), contentType, contentLength);
AddResponseHeaders(result, responseHeaders);
return result;
}
else
{
var result = new StreamWriter(content, contentType, contentLength, _logger);
var result = new StreamWriter(content, contentType, contentLength);
AddResponseHeaders(result, responseHeaders);
return result;
}
@@ -348,13 +348,19 @@ namespace Emby.Server.Implementations.HttpServer
private byte[] Compress(byte[] bytes, string compressionType)
{
if (string.Equals(compressionType, "br", StringComparison.OrdinalIgnoreCase))
{
return CompressBrotli(bytes);
}
if (string.Equals(compressionType, "deflate", StringComparison.OrdinalIgnoreCase))
{
return Deflate(bytes);
}
if (string.Equals(compressionType, "gzip", StringComparison.OrdinalIgnoreCase))
{
return GZip(bytes);
}
throw new NotSupportedException(compressionType);
}
@@ -390,13 +396,6 @@ namespace Emby.Server.Implementations.HttpServer
}
}
public static string GetRealContentType(string contentType)
{
return contentType == null
? null
: contentType.Split(';')[0].ToLowerInvariant().Trim();
}
private static string SerializeToXmlString(object from)
{
using (var ms = new MemoryStream())
@@ -621,7 +620,7 @@ namespace Emby.Server.Implementations.HttpServer
}
}
var hasHeaders = new StreamWriter(stream, contentType, _logger)
var hasHeaders = new StreamWriter(stream, contentType)
{
OnComplete = options.OnComplete,
OnError = options.OnError