private CancellationToken InitializeCancellationToken(DisconnectHandler disconnectHandler, ulong connectionId)
{
object syncObject = this;
#pragma warning disable 420 // Disable warning about volatile by reference since EnsureInitialized does volatile operations
return(LazyInitializer.EnsureInitialized(ref _cancellationToken, ref _initialized, ref syncObject, () => disconnectHandler.CreateToken(connectionId)));
#pragma warning restore 420
}
internal CancellationToken GetCancellationToken(DisconnectHandler disconnectHandler, ulong connectionId)
{
// Initialized case is performance sensitive
if (_initialized)
{
return(_cancellationToken);
}
return(InitializeCancellationToken(disconnectHandler, connectionId));
}
/// <summary>
/// Starts the listener and request processing threads.
/// </summary>
internal void Start(System.Net.HttpListener listener, AppFunc appFunc, IList <IDictionary <string, object> > addresses,
IDictionary <string, object> capabilities, LoggerFactoryFunc loggerFactory)
{
Contract.Assert(_appFunc == null); // Start should only be called once
Contract.Assert(listener != null);
Contract.Assert(appFunc != null);
Contract.Assert(addresses != null);
_listener = listener;
_appFunc = appFunc;
_loggerFactory = loggerFactory;
if (_loggerFactory != null)
{
_logger = _loggerFactory(typeof(OwinHttpListener).FullName);
}
_basePaths = new List <string>();
foreach (var address in addresses)
{
// build url from parts
string scheme = address.Get <string>("scheme") ?? Uri.UriSchemeHttp;
string host = address.Get <string>("host") ?? "localhost";
string port = address.Get <string>("port") ?? "5000";
string path = address.Get <string>("path") ?? string.Empty;
// if port is present, add delimiter to value before concatenation
if (!string.IsNullOrWhiteSpace(port))
{
port = ":" + port;
}
// Assume http(s)://+:9090/BasePath/, including the first path slash. May be empty. Must end with a slash.
if (!path.EndsWith("/", StringComparison.Ordinal))
{
// Http.Sys requires that the URL end in a slash
path += "/";
}
_basePaths.Add(path);
// add a server for each url
string url = scheme + "://" + host + port + path;
_listener.Prefixes.Add(url);
}
_capabilities = capabilities;
_disconnectHandler = new DisconnectHandler(_listener);
if (!_listener.IsListening)
{
_listener.Start();
_disconnectHandler.Initialize();
}
OffloadStartNextRequest();
}
private CancellationToken InitializeCancellationToken(DisconnectHandler disconnectHandler, ulong connectionId)
{
object syncObject = this;
#pragma warning disable 420 // Disable warning about volatile by reference since EnsureInitialized does volatile operations
return LazyInitializer.EnsureInitialized(ref _cancellationToken, ref _initialized, ref syncObject, () => disconnectHandler.CreateToken(connectionId));
#pragma warning restore 420
}
internal CancellationToken GetCancellationToken(DisconnectHandler disconnectHandler, ulong connectionId)
{
// Initialized case is performance sensitive
if (_initialized)
{
return _cancellationToken;
}
return InitializeCancellationToken(disconnectHandler, connectionId);
}
/// <summary>
/// Starts the listener and request processing threads.
/// </summary>
internal void Start(System.Net.HttpListener listener, AppFunc appFunc, IList<IDictionary<string, object>> addresses,
IDictionary<string, object> capabilities, LoggerFactoryFunc loggerFactory)
{
Contract.Assert(_appFunc == null); // Start should only be called once
Contract.Assert(listener != null);
Contract.Assert(appFunc != null);
Contract.Assert(addresses != null);
_listener = listener;
_appFunc = appFunc;
_loggerFactory = loggerFactory;
if (_loggerFactory != null)
{
_logger = _loggerFactory(typeof(OwinHttpListener).FullName);
}
_basePaths = new List<string>();
foreach (var address in addresses)
{
// build url from parts
string scheme = address.Get<string>("scheme") ?? Uri.UriSchemeHttp;
string host = address.Get<string>("host") ?? "localhost";
string port = address.Get<string>("port") ?? "5000";
string path = address.Get<string>("path") ?? string.Empty;
// if port is present, add delimiter to value before concatenation
if (!string.IsNullOrWhiteSpace(port))
{
port = ":" + port;
}
// Assume http(s)://+:9090/BasePath/, including the first path slash. May be empty. Must end with a slash.
if (!path.EndsWith("/", StringComparison.Ordinal))
{
// Http.Sys requires that the URL end in a slash
path += "/";
}
_basePaths.Add(path);
// add a server for each url
string url = scheme + "://" + host + port + path;
_listener.Prefixes.Add(url);
}
_capabilities = capabilities;
_disconnectHandler = new DisconnectHandler(_listener);
if (!_listener.IsListening)
{
_listener.Start();
_disconnectHandler.Initialize();
}
OffloadStartNextRequest();
}