public async Task <T?> ExecuteScalar <T>(IQueryable source = null) where T : struct
{
OeAsyncEnumerator asyncEnumerator = GetAsyncEnumerator(source);
if (await asyncEnumerator.MoveNextAsync() && asyncEnumerator.Current != null)
{
return((T)asyncEnumerator.Current);
}
_httpContext.Response.ContentType = null;
return(null);
}
protected async Task <IActionResult> ODataScalar(OeAsyncEnumerator asyncEnumerator)
{
if (await asyncEnumerator.MoveNextAsync() && asyncEnumerator.Current != null)
{
return new ContentResult()
{
Content = asyncEnumerator.Current.ToString(),
ContentType = OeRequestHeaders.TextDefault.ContentType
}
}
;
base.HttpContext.Response.ContentType = null;
return(new EmptyResult());
}
}