Exposing Functionality Over HTTP with Groovy and Ultra-Lightweight HTTP Servers

Exposing Functionality Over HTTP with Groovy and Ultra-Lightweight HTTP Servers: I needed a quick and simple way to enable some users to query a table
and figured out that the easiest solution was to use an embedded,
ligthweight HTTP server so that the users could type a URL in their
browser and get the results. The question was, of course, which server
is best for it. I’d like to summarize here the options I’ve discovered –
including Gretty, Jetty, Restlet, Jersey...