/// <summary>
/// Invoke the middleware.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public async Task Invoke(HttpContext context)
{
if (!_provider.CheckRequestAcceptsCompression(context))
{
await _next(context);
return;
}
var originalBodyFeature = context.Features.Get <IHttpResponseBodyFeature>();
var originalCompressionFeature = context.Features.Get <IHttpsCompressionFeature>();
var compressionBody = new ResponseCompressionBody(context, _provider, originalBodyFeature);
context.Features.Set <IHttpResponseBodyFeature>(compressionBody);
context.Features.Set <IHttpsCompressionFeature>(compressionBody);
try
{
await _next(context);
await compressionBody.FinishCompressionAsync();
}
finally
{
context.Features.Set(originalBodyFeature);
context.Features.Set(originalCompressionFeature);
}
}
private async Task InvokeCore(HttpContext context)
{
var originalBodyFeature = context.Features.Get <IHttpResponseBodyFeature>();
var originalCompressionFeature = context.Features.Get <IHttpsCompressionFeature>();
Debug.Assert(originalBodyFeature != null);
var compressionBody = new ResponseCompressionBody(context, _provider, originalBodyFeature);
context.Features.Set <IHttpResponseBodyFeature>(compressionBody);
context.Features.Set <IHttpsCompressionFeature>(compressionBody);
try
{
await _next(context);
await compressionBody.FinishCompressionAsync();
}
finally
{
context.Features.Set(originalBodyFeature);
context.Features.Set(originalCompressionFeature);
}
}