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Lower the amount of running tasks

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This commit is contained in:
Bond_009
2019-02-24 03:16:19 +01:00
committed by Bond-009
parent 5024c52c60
commit 2696ac5eac
10 changed files with 53 additions and 81 deletions
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6
RSSDP/HttpParserBase.cs
View File

@@ -23,8 +23,6 @@ namespace Rssdp.Infrastructure
#region Public Methods
private static byte[] EmptyByteArray = new byte[]{};
/// <summary>
/// Parses the <paramref name="data"/> provided into either a <see cref="HttpRequestMessage"/> or <see cref="HttpResponseMessage"/> object.
/// </summary>
@@ -46,7 +44,7 @@ namespace Rssdp.Infrastructure
if (data.Length == 0) throw new ArgumentException("data cannot be an empty string.", nameof(data));
if (!LineTerminators.Any(data.Contains)) throw new ArgumentException("data is not a valid request, it does not contain any CRLF/LF terminators.", nameof(data));
using (var retVal = new ByteArrayContent(EmptyByteArray))
using (var retVal = new ByteArrayContent(Array.Empty<byte>()))
{
var lines = data.Split(LineTerminators, StringSplitOptions.None);
@@ -209,4 +207,4 @@ namespace Rssdp.Infrastructure
#endregion
}
}
}

21
RSSDP/SsdpCommunicationsServer.cs
View File

@@ -355,7 +355,7 @@ namespace Rssdp.Infrastructure
{
var socket = _SocketFactory.CreateUdpMulticastSocket(SsdpConstants.MulticastLocalAdminAddress, _MulticastTtl, SsdpConstants.MulticastPort);
ListenToSocket(socket);
_ = ListenToSocketInternal(socket);
return socket;
}
@@ -389,19 +389,12 @@ namespace Rssdp.Infrastructure
foreach (var socket in sockets)
{
ListenToSocket(socket);
_ = ListenToSocketInternal(socket);
}
return sockets;
}
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1804:RemoveUnusedLocals", MessageId = "t", Justification = "Capturing task to local variable removes compiler warning, task is not otherwise required.")]
private void ListenToSocket(ISocket socket)
{
// Tasks are captured to local variables even if we don't use them just to avoid compiler warnings.
var t = Task.Run(() => ListenToSocketInternal(socket));
}
private async Task ListenToSocketInternal(ISocket socket)
{
var cancelled = false;
@@ -448,10 +441,10 @@ namespace Rssdp.Infrastructure
private void ProcessMessage(string data, IpEndPointInfo endPoint, IpAddressInfo receivedOnLocalIpAddress)
{
//Responses start with the HTTP version, prefixed with HTTP/ while
//requests start with a method which can vary and might be one we haven't
//seen/don't know. We'll check if this message is a request or a response
//by checking for the HTTP/ prefix on the start of the message.
// Responses start with the HTTP version, prefixed with HTTP/ while
// requests start with a method which can vary and might be one we haven't
// seen/don't know. We'll check if this message is a request or a response
// by checking for the HTTP/ prefix on the start of the message.
if (data.StartsWith("HTTP/", StringComparison.OrdinalIgnoreCase))
{
HttpResponseMessage responseMessage = null;
@@ -465,7 +458,9 @@ namespace Rssdp.Infrastructure
}
if (responseMessage != null)
{
OnResponseReceived(responseMessage, endPoint, receivedOnLocalIpAddress);
}
}
else
{