/// <summary>
/// Checks to see if the host on a http request message should be overriden.
/// </summary>
/// <param name="instance">The Http Request Message.</param>
/// <param name="hostOverride">The Host Override implementation to check.</param>
public static void CheckForHostnameOverride(
this HttpRequestMessage instance,
IHostOverride hostOverride)
{
if (instance == null)
{
throw new ArgumentNullException(nameof(instance));
}
if (hostOverride == null)
{
throw new ArgumentNullException(nameof(hostOverride));
}
var requestUri = instance.RequestUri;
var host = requestUri.Host;
var target = hostOverride.Resolve(host) ?? host;
var builder = new UriBuilder(requestUri)
{
Host = target,
};
instance.RequestUri = builder.Uri;
}
/// <summary>
/// Initializes a new instance of the <see cref="HostOverridableHttpClientHandler"/> class.
/// </summary>
/// <param name="hostOverride">Implementation of a host override helper.</param>
public HostOverridableHttpClientHandler(IHostOverride hostOverride)
{
_hostOverride = hostOverride ?? throw new ArgumentNullException(nameof(hostOverride));
}
