public Router trace(@NotNull final Pattern regex, @NotNull final IMiddleware... handlers) {
        addRegEx("TRACE", regex, handlers, traceBindings);
        return this;
    }
public Router trace ( @ NotNull final Pattern regex , @ NotNull final IMiddleware ... handlers ) { addRegEx ( "TRACE" , regex , handlers , traceBindings ) ; return this ; }
Specify a middleware that will be called for a matching HTTP TRACE
@param regex A regular expression
@param handlers The middleware to call