a blind man in a dark cellar looking for a black cat that isn't there
not again in all the world's turning will there be terrains so wild and barbarous to try whether the stuff of creation may be shaped to man's will or whether his own heart is not another kind of clay

Custom Routes in Javalin

I wanted to set up a “maintenance mode” for a web application built on Javalin. That is, when the site is in maintenance mode, all normal routes are ignored (and the user sees a single “in maintenance” page), unless that user logs in as a site administrator.