1.22.2.4

MetaDataService.scala
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			package net.shrine.metadata

			import com.typesafe.config.ConfigRenderOptions
			import net.shrine.log.Loggable
			import net.shrine.source.ConfigSource
			import spray.http.{StatusCode, StatusCodes}
			import spray.routing.{HttpService, _}

			import scala.util.Try

			/**
			* Created by ty on 11/8/16.
			*/
			trait MetaDataService extends HttpService with Loggable {
			lazy val config = ConfigSource.config.getConfig("shrine.metaData")

			lazy val route: Route = get {
			pathPrefix("ping") { complete("pong")} ~
			pathPrefix("data") {
			parameter("key") { (key: String) =>
			complete(handleKey(key))
			} ~ complete(handleAll)
			}}

			def handleAll:(StatusCode, String) = {
			StatusCodes.OK -> config.root.render(ConfigRenderOptions.concise())
			}

			def handleKey(key: String): (StatusCode, String) = {
			Try(StatusCodes.OK -> config.getValue(key).render(ConfigRenderOptions.concise()))
			.getOrElse(StatusCodes.NotFound ->
			s"Could not find a value for the specified path `$key`")
			}
			}