/// <summary>Handles a CORS request that violates specification.</summary>
/// <param name="request">
/// The
/// <see cref="Javax.Servlet.Http.IHttpServletRequest"/>
/// object.
/// </param>
/// <param name="response">
/// The
/// <see cref="Javax.Servlet.Http.IHttpServletResponse"/>
/// object.
/// </param>
/// <param name="filterChain">
/// The
/// <see cref="Javax.Servlet.IFilterChain"/>
/// object.
/// </param>
/// <exception cref="System.IO.IOException"/>
/// <exception cref="Javax.Servlet.ServletException"/>
public void HandleInvalidCORS(IHttpServletRequest request, IHttpServletResponse response, IFilterChain filterChain)
{
string origin = request.GetHeader(Edu.Stanford.Nlp.Naturalli.Demo.CORSFilter.RequestHeaderOrigin);
string method = request.GetMethod();
string accessControlRequestHeaders = request.GetHeader(RequestHeaderAccessControlRequestHeaders);
string message = "Invalid CORS request; Origin=" + origin + ";Method=" + method;
if (accessControlRequestHeaders != null)
{
message = message + ";Access-Control-Request-Headers=" + accessControlRequestHeaders;
}
response.SetContentType("text/plain");
response.SetStatus(HttpServletResponseConstants.ScForbidden);
response.ResetBuffer();
Log(message);
}