Scala ToResponseMarshallable类代码示例

//设置package包名称以及导入依赖的类
package com.example.routes

import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.StatusCodes._
import akka.http.scaladsl.server.Directives._
import akka.http.scaladsl.server._
import com.example.config.ServerSettings
import com.example.model.{ ApiMessage, ApiMessages }

import scala.concurrent.Future
import scala.util.{ Failure, Success }

trait ResponseFactory {

  import ServerSettings._
  import de.heikoseeberger.akkahttpcirce.FailFastCirceSupport._
  import io.circe.generic.auto._

  def sendResponse[T](
    eventualResult: Future[T]
  )(implicit _marshaller: T ? ToResponseMarshallable): Route =
    onComplete(eventualResult) {
      case Success(result) ?
        log.info("akka-yourgiftcard HTTP Response: " + result.toString())
        complete(result)
      case Failure(e) ?
        log.error(s"Error: ${e.toString}")

        e match {
          case e: Exception =>
            complete(ToResponseMarshallable(UnprocessableEntity ? ApiMessage(e.getMessage)))
          case _ =>
            complete(
              ToResponseMarshallable(
                InternalServerError ? ApiMessage(ApiMessages.unknownException)
              )
            )
        }
    }
} 

//设置package包名称以及导入依赖的类
package com.ferhtaydn.server

import akka.actor.ActorSystem
import akka.event.LoggingAdapter
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.server.Route
import akka.http.scaladsl.server.Directives._
import akka.stream.Materializer
import com.ferhtaydn.models.{ JsonFormats, PatientInfo, PatientResult }
import com.ferhtaydn.rater.RatePredictor
import akka.http.scaladsl.model.StatusCodes._

import scala.concurrent.ExecutionContextExecutor

trait Server extends JsonFormats {

  implicit val system: ActorSystem

  implicit def executor: ExecutionContextExecutor

  implicit val materializer: Materializer

  val logger: LoggingAdapter

  def predictor: RatePredictor

  protected val routes: Route =
    pathPrefix("cancerater") {
      get {
        pathSingleSlash {
          complete("Welcome to CanceRater")
        }
      } ~
        get {
          path("cm") {
            complete {
              predictor.confusionMatrixString.map[ToResponseMarshallable] {
                case cm ? cm
              }
            }
          }
        } ~
        post {
          path("check") {
            entity(as[PatientInfo]) { patientInfo ?
              complete {
                predictor.predict(patientInfo).map[ToResponseMarshallable] {
                  case Right(score) ? PatientResult(score)
                  case Left(error)  ? BadRequest ? error
                }
              }
            }
          }
        }
    }
} 

//设置package包名称以及导入依赖的类
package onextent.oemap.server.http

import akka.http.scaladsl.marshalling.{ToResponseMarshallable, ToResponseMarshaller}
import akka.http.scaladsl.model.headers.Location
import akka.http.scaladsl.server.{Directives, Route}

import scala.concurrent.{ExecutionContext, Future}

trait JsonResource extends Directives with JsonSupport {

  val notFoundCode = 404
  val successCode = 204

  implicit def executionContext: ExecutionContext

  def completeWithLocationHeader[T](resourceId: Future[Option[T]], ifDefinedStatus: Int, ifEmptyStatus: Int): Route =
    onSuccess(resourceId) {
      case Some(t) => completeWithLocationHeader(ifDefinedStatus, t)
      case None => complete(ifEmptyStatus, None)
    }

  def completeWithLocationHeader[T](status: Int, resourceId: T): Route =
    extractRequestContext { requestContext =>
      val request = requestContext.request
      val location = request.uri.copy(path = request.uri.path / resourceId.toString)
      respondWithHeader(Location(location)) {
        complete(status, None)
      }
    }

  def complete[T: ToResponseMarshaller](resource: Future[Option[T]]): Route =
    onSuccess(resource) {
      case Some(t) => complete(ToResponseMarshallable(t))
      case None => complete(notFoundCode, None)
    }

  def complete(resource: Future[Unit]): Route = onSuccess(resource) { complete(successCode, None) }

} 

//设置package包名称以及导入依赖的类
package org.cristal.api.helper

import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.{ContentTypes, HttpEntity}
import akka.http.scaladsl.server.Directives.complete
import akka.http.scaladsl.server.{RequestContext, Route, RouteResult, StandardRoute}
import scala.concurrent.Promise


final class ImperativeRequestContext(ctx: RequestContext, promise: Promise[RouteResult]) {
  private implicit val ec = ctx.executionContext
  def complete(obj: ToResponseMarshallable): Unit = ctx.complete(obj).onComplete(promise.complete)
  def fail(error: Throwable): Unit = ctx.fail(error).onComplete(promise.complete)
}

trait ApiHelper {

  def notImplementedResponse(msg: String = ""): StandardRoute =
    complete(HttpEntity(ContentTypes.`text/html(UTF-8)`,
      s"<h1>We plan to support this resource soon.</h1>"))

  def imperativelyComplete(inner: ImperativeRequestContext => Unit): Route = { ctx: RequestContext =>
    val p = Promise[RouteResult]()
    inner(new ImperativeRequestContext(ctx, p))
    p.future
  }

} 

//设置package包名称以及导入依赖的类
package hmda.api.http

import java.net.InetAddress
import java.time.Instant
import akka.actor.ActorSystem
import akka.event.LoggingAdapter
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.server.Directives._
import akka.stream.ActorMaterializer
import hmda.api.model.Status
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport._
import hmda.api.protocol.HmdaApiProtocol
import spray.json._

trait BaseHttpApi extends HmdaApiProtocol with HmdaCustomDirectives {

  implicit val system: ActorSystem
  implicit val materializer: ActorMaterializer
  val log: LoggingAdapter

  def rootPath(name: String) =
    pathSingleSlash {
      timedGet { _ =>
        complete {
          val now = Instant.now.toString
          val host = InetAddress.getLocalHost.getHostName
          val status = Status("OK", name, now, host)
          log.debug(status.toJson.toString)
          ToResponseMarshallable(status)
        }
      }
    }

  def routes(apiName: String) = encodeResponse { rootPath(apiName) }
} 

//设置package包名称以及导入依赖的类
package scorex.api.http

import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.server._
import com.wavesplatform.http.{ApiMarshallers, PlayJsonException, api_key}
import com.wavesplatform.settings.RestAPISettings
import play.api.libs.json.Reads
import scorex.crypto.encode.Base58
import scorex.crypto.hash.SecureCryptographicHash


trait ApiRoute extends Directives with CommonApiFunctions with ApiMarshallers {
  val settings: RestAPISettings
  val route: Route

  private lazy val apiKeyHash = Base58.decode(settings.apiKeyHash).toOption

  private val jsonRejectionHandler = RejectionHandler.newBuilder().handle {
    case ValidationRejection(_, Some(PlayJsonException(cause, errors))) => complete(WrongJson(cause, errors))
  }.result()

  def json[A: Reads](f: A => ToResponseMarshallable): Route = handleRejections(jsonRejectionHandler) {
    entity(as[A]) { a => complete(f(a)) }
  }

  def withAuth: Directive0 = apiKeyHash.fold(pass) { hashFromSettings =>
    optionalHeaderValueByType[api_key](()).flatMap {
      case Some(k) if SecureCryptographicHash(k.key).sameElements(hashFromSettings) => pass
      case _ => complete(ApiKeyNotValid)
    }
  }

  def processRequest[A: Reads](pathMatcher: String, f: A => ToResponseMarshallable): Route =
    (path(pathMatcher) & post & withAuth) {
      json[A](f)
    }
} 

//设置package包名称以及导入依赖的类
package org.yashsriv.api

import java.io.IOException

import scala.concurrent.Future

import akka.http.scaladsl.Http
import akka.http.scaladsl.client.RequestBuilding
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.{ HttpResponse, HttpRequest }
import akka.http.scaladsl.model.StatusCodes.{ OK, BadRequest }
import akka.http.scaladsl.model.Uri
import akka.http.scaladsl.server.Directives
import akka.http.scaladsl.server.Route
import akka.http.scaladsl.unmarshalling.Unmarshal

import spray.json._

import org.yashsriv.helpers.Worker
import org.yashsriv.json.MovieSupport
import org.yashsriv.models.MovieQuery
import org.yashsriv.models.MovieResult

trait Movie extends Directives with Worker with MovieSupport with SprayJsonSupport {

  def omdbApiRequest(request: HttpRequest): Future[HttpResponse] = Http().singleRequest(request)

  def movieApi(implicit requestUri: Uri): Route = pathPrefix("movie") {
    (post & entity(as[MovieQuery])) { movieQuery ?
      complete {
        fetchMovieInfo(movieQuery).map[ToResponseMarshallable] {
          case Right(movieInfo) => movieInfo
          case Left(errorMessage) => BadRequest ? errorMessage
        }
      }
    }
  }

  def fetchMovieInfo(mq: MovieQuery)(implicit requestUri: Uri): Future[Either[String, MovieResult]] = {
    omdbApiRequest(RequestBuilding.Get(requestUri withQuery convertToQuery(mq))).flatMap { response =>
      response.status match {
        case OK         ? Unmarshal(response.entity).to[MovieResult].map(Right(_))
        case BadRequest ? Future.successful(Left(s"${mq.toJson.prettyPrint} \nIncorrect Movie Format"))
        case _          ? Unmarshal(response.entity).to[String].flatMap { entity ?
          val error = s"Omdb request failed with status code ${response.status} and entity $entity"
          Future.failed(new IOException(error))
        }
      }
    }
  }

} 

//设置package包名称以及导入依赖的类
package pl.touk.nussknacker.engine.standalone.http

import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.{HttpResponse, StatusCodes}
import akka.http.scaladsl.server.{Directives, Route}
import cats.data.NonEmptyList
import com.typesafe.scalalogging.LazyLogging
import pl.touk.nussknacker.engine.api.deployment.DeploymentData
import pl.touk.nussknacker.engine.standalone.management.{DeploymentError, DeploymentService}
import pl.touk.nussknacker.engine.util.ThreadUtils
import pl.touk.http.argonaut.Argonaut62Support

import scala.concurrent.ExecutionContext

class ManagementRoute(processesClassLoader: ClassLoader, deploymentService: DeploymentService) extends Directives with Argonaut62Support with LazyLogging  {

  import argonaut.ArgonautShapeless._

  def route(implicit ec: ExecutionContext): Route = ThreadUtils.withThisAsContextClassLoader(processesClassLoader) {
    path("deploy") {
      post {
        entity(as[DeploymentData]) { data =>
          complete {
            toResponse(deploymentService.deploy(data.processId, data.processJson))
          }
        }
      }
    } ~ path("checkStatus" / Segment) { processId =>
      get {
        complete {
          deploymentService.checkStatus(processId) match {
            case None => HttpResponse(status = StatusCodes.NotFound)
            case Some(resp) => resp
          }
        }
      }
    } ~ path("cancel" / Segment) { processId =>
      post {
        complete {
          deploymentService.cancel(processId) match {
            case None => HttpResponse(status = StatusCodes.NotFound)
            case Some(resp) => resp
          }
        }
      }
    }
  }


  def toResponse(either: Either[NonEmptyList[DeploymentError], Unit]): ToResponseMarshallable = either match {
    case Right(unit) =>
      unit
    case Left(error) =>
      //TODO: something better?
      HttpResponse(status = StatusCodes.BadRequest, entity = error.toList.mkString(", "))
  }


} 

//设置package包名称以及导入依赖的类
package aecor.example

import akka.http.scaladsl.marshalling.{ Marshaller, ToResponseMarshallable, ToResponseMarshaller }
import monix.eval.Task
import monix.execution.Scheduler
trait MonixSupport {
  implicit def taskToResponseMarshallable[A](
    task: Task[A]
  )(implicit A: ToResponseMarshaller[A]): ToResponseMarshallable =
    new ToResponseMarshallable {
      override implicit def marshaller: ToResponseMarshaller[Task[A]] =
        Marshaller { implicit ec => task =>
          task.runAsync(Scheduler(ec)).flatMap(A(_))
        }

      override def value: Task[A] = task

      override type T = Task[A]
    }
}

object MonixSupport extends MonixSupport 

//设置package包名称以及导入依赖的类
package zeroweather.proxy

import akka.actor.ActorSystem
import akka.http.scaladsl.Http
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport._
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.HttpResponse
import akka.http.scaladsl.model.StatusCodes._
import akka.http.scaladsl.server.Directives._
import akka.http.scaladsl.server.ExceptionHandler
import akka.stream.{ ActorMaterializer, Materializer }
import spray.json._
import zeroweather.message.Weather

import scala.concurrent.ExecutionContextExecutor

trait Protocols extends DefaultJsonProtocol {
  implicit val weatherFormat = jsonFormat4(Weather.apply)
}

trait ProxyService extends Protocols {
  implicit val system: ActorSystem
  implicit def executor: ExecutionContextExecutor
  implicit val materializer: Materializer

  val supplierConnector: SupplierConnector

  implicit def exceptionHandler = ExceptionHandler {
    case e: java.io.IOException =>
      extractUri { uri =>
        complete(HttpResponse(ServiceUnavailable, entity = e.getMessage))
      }
  }

  val routes = {
    pathPrefix("weather" / """[a-z]{2}""".r / """[a-zA-Z ]+""".r) { (countryCode, city) =>
      pathEnd {
        get {
          complete {
            supplierConnector.fetchWeather(countryCode, city).map[ToResponseMarshallable] {
              case Right(weather) => weather
              case Left(error) => BadRequest -> error
            }
          }
        }
      }
    }
  }
}

object Proxy extends App with ProxyService with Supplier with Configuration {
  override implicit val system = ActorSystem("Proxy")
  override implicit val executor = system.dispatcher
  override implicit val materializer = ActorMaterializer()

  Http().bindAndHandle(routes, config.getString("http.interface"), config.getInt("http.port"))
} 

//设置package包名称以及导入依赖的类
package houseprices.search

import akka.actor.ActorSystem
import akka.event.Logging
import akka.http.scaladsl.Http
import akka.http.scaladsl.marshalling.ToResponseMarshallable.apply
import akka.http.scaladsl.server.Directive.addByNameNullaryApply
import akka.http.scaladsl.server.Directives.complete
import akka.http.scaladsl.server.Directives.get
import akka.http.scaladsl.server.Directives.path
import akka.http.scaladsl.server.Directives.segmentStringToPathMatcher
import akka.http.scaladsl.server.RouteResult.route2HandlerFlow
import akka.stream.ActorMaterializer
import houseprices.search.model._
import houseprices.search.model.SearchResultJsonProtocol._
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import scala.concurrent.ExecutionContext
import spray.json.DefaultJsonProtocol
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport

trait SearchJsonProtocol extends SprayJsonSupport with DefaultJsonProtocol {
  implicit val format2 = jsonFormat3(PricePaidData)
  implicit val format1 = jsonFormat2(SearchResult)
}

trait HousePriceSearchService extends SearchJsonProtocol {
  def searchClient: SearchClient
  implicit val ec: ExecutionContext

  val routes =
    path("search" / ".*".r) { text =>
      get {
        complete {
          searchClient.search(Query(text))
        }
      }
    }
}

class HousePriceSearchServer(val searchClient: SearchClient)(implicit val system: ActorSystem, implicit val materializer: ActorMaterializer) extends HousePriceSearchService {

  val log = Logging(system, getClass)
  implicit val ec = system.dispatcher
  def startServer(interface: String, port: Int) = {
    Http().bindAndHandle(routes, interface, port)
    log.info("Search server ready at {}:{}", interface, port)
    this
  }
}

object DevHousePriceSearchServer extends App {
  implicit val system = ActorSystem("housePriceSearchServer")
  implicit val materializer = ActorMaterializer()
  val searchClient = HttpSearchClient(system)
  new HousePriceSearchServer(searchClient).startServer("localhost", 8080)
} 

//设置package包名称以及导入依赖的类
package inbound

import akka.actor.ActorSystem
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport._
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.StatusCodes._
import akka.http.scaladsl.server.Directives._
import akka.stream.ActorMaterializer
import outbound.slack.responses.AuthTestResponse
import outbound.slack.SlackConsumer

import scala.concurrent.ExecutionContext

class SlackService(implicit s: ActorSystem, m: ActorMaterializer, ec: ExecutionContext) {

  import AuthTestResponse._

  val ws = new SlackConsumer

  val routes =
    pathPrefix("test") {
      path("auth") {
        get {
          parameters('token) { token =>
            complete {
              ws.authTest(token).map[ToResponseMarshallable] {
                case Right(authTestResponse) => authTestResponse
                case Left(errorMessage) => {
                  s.log.error(errorMessage)
                  BadRequest -> errorMessage
                }
              }
            }
          }
        }
      } ~
      path("api") {
        get {
          parameters('error.?, 'foo.?) { (error, foo) =>
            complete {
              ws.apiTest(error, foo).map[ToResponseMarshallable] {
                case Right(apiTestResponse) => apiTestResponse
                case Left(errorMessage) => {
                  s.log.error(errorMessage)
                  BadRequest -> errorMessage
                }
              }
            }
          }
        }
      }
    }

} 

//设置package包名称以及导入依赖的类
package hlouw.dcos.service.rest.resources

import akka.actor.ActorSystem
import akka.http.scaladsl.marshalling.ToResponseMarshallable
import akka.http.scaladsl.model.StatusCodes
import akka.http.scaladsl.server.Directives._
import akka.stream.ActorMaterializer
import hlouw.dcos.service.rest.services.HealthCheck

import scala.concurrent.ExecutionContextExecutor

class HealthResource(router: String)(implicit system: ActorSystem, executor: ExecutionContextExecutor, materializer: ActorMaterializer) {

  val routes =
    path("ping") {
      complete("pong")
    } ~
    path("health") {
      complete {
        HealthCheck.pingDependencies(router).map[ToResponseMarshallable] {
          case s => StatusCodes.OK -> s
        }
      }
    }

} 

//设置package包名称以及导入依赖的类
package com.vaiski.linkr.routing

import akka.http.scaladsl.marshalling.{ToResponseMarshallable, ToResponseMarshaller}
import akka.http.scaladsl.model.StatusCodes
import akka.http.scaladsl.model.headers.Location
import akka.http.scaladsl.server.{Directives, Route}
import com.vaiski.linkr.serializers.JsonSupport

import scala.concurrent.{ExecutionContext, Future}

trait JsonResource extends Directives with JsonSupport {
  implicit def executionContext: ExecutionContext

  def completeWithLocationHeader[T](location: Future[String]): Route =
    onSuccess(location) { url =>
      respondWithHeader(Location(url)) {
        complete(StatusCodes.MovedPermanently, None)
      }
    }

  def complete[T: ToResponseMarshaller](resource: Future[Option[T]]): Route =
    onSuccess(resource) {
      case Some(t) => complete(ToResponseMarshallable(t))
      case None => complete(StatusCodes.NotFound, None)
    }

  def complete(resource: Future[Unit]): Route = onSuccess(resource) { complete(StatusCodes.NoContent, None) }
} 

//设置package包名称以及导入依赖的类
package resources.rest

import akka.actor.ActorSystem
import akka.http.scaladsl.marshalling.{ToResponseMarshallable, ToResponseMarshaller}
import akka.http.scaladsl.model.headers.Location
import akka.http.scaladsl.server.{Directives, Route}
import org.json4s.{DefaultFormats, native}

import scala.concurrent.{ExecutionContext, Future}

trait BaseResource extends Directives {

  implicit val serialization = native.Serialization
  implicit val formats = DefaultFormats

  implicit def executionContext: ExecutionContext

  implicit val system = ActorSystem("microservices-cqrs")

  def completeWithLocationHeader[T](resourceId: Future[Option[T]], ifDefinedStatus: Int, ifEmptyStatus: Int): Route =
    onSuccess(resourceId) {
      case Some(t) => completeWithLocationHeader(ifDefinedStatus, t)
      case None => complete(ifEmptyStatus, None)
    }

  def completeWithLocationHeader[T](status: Int, resourceId: T): Route =
    extractRequestContext { requestContext =>
      val request = requestContext.request
      val location = request.uri.copy(path = request.uri.path / resourceId.toString)
      respondWithHeader(Location(location)) {
        complete(status, None)
      }
    }

  def complete[T: ToResponseMarshaller](resource: Future[Option[T]]): Route =
    onSuccess(resource) {
      case Some(t) => complete(ToResponseMarshallable(t))
      case None => complete(404, None)
    }

  def complete(resource: Future[Unit]): Route = onSuccess(resource) { complete(204, None) }

}