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Analogweb Framework is tiny, simple, and pluggable web framework.

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package org.analogweb.scala

import scala.concurrent.Future
import org.analogweb.{Renderable, RequestContext, ResponseContext, InvocationMetadata}
import org.analogweb.core.DefaultRenderableResolver
import org.analogweb.core.response.DefaultRenderable
import org.analogweb.scala.Execution.Implicits.defaultContext

case class RenderableFuture(future: Future[Renderable]) extends DefaultRenderable

class ScalaRenderableResolver extends DefaultRenderableResolver with Responses {

  override def resolve(result: Any,
                       metadata: InvocationMetadata,
                       request: RequestContext,
                       response: ResponseContext) = {
    result match {
      case f: Future[_] =>
        RenderableFuture(f.map(this.resolve(_, metadata, request, response)))
      case o: Option[_] =>
        o.map(this.resolve(_, metadata, request, response)).getOrElse(NotFound)
      case r: Renderable =>
        r
      case _ =>
        super.resolve(result, metadata, request, response)
    }
  }

}