finch-twitter-server-metrics.scala

import com.twitter.finagle.Http
import com.twitter.finagle.param.Stats
import com.twitter.finagle.stats.Counter
import com.twitter.server.TwitterServer
import com.twitter.util.Await
import io.finch._
import io.finch.circe._
import io.circe.generic.auto._

object Main extends TwitterServer {

  case class Time(language: String, country: String)

  val todos: Counter = statsReceiver.counter("times")
  val postTodo: Endpoint[Time] = post("time" :: body.as[Time]) { t: Time =>
    todos.incr()
    Ok(t)
  }

  def main() {
    val server = Http.server
      .configured(Stats(statsReceiver))
      .serve(":8888", postTodo.toService)

    onExit {
      server.close()
    }

    Await.ready(adminHttpServer)
  }
}