Scala _类代码示例

//设置package包名称以及导入依赖的类
package essentials.petstore.server

import akka.Done
import akka.actor.ActorSystem
import akka.http.scaladsl.model.{StatusCodes, _}
import akka.http.scaladsl.server.{ExceptionHandler, HttpApp, RejectionHandler, Route}
import akka.http.scaladsl.model.HttpResponse
import com.typesafe.scalalogging.LazyLogging
import play.api.libs.json.OFormat
import de.heikoseeberger.akkahttpplayjson.PlayJsonSupport
import essentials.petstore.domain._
import essentials.petstore.database.{PetRecordsRepository, PetsRepository}

import scala.concurrent.{ExecutionContext, Future}


  override def waitForShutdownSignal(actorSystem: ActorSystem)(implicit executionContext: ExecutionContext): Future[Done] = {
    logger.info("Press Ctrl-C to shutdown the server...")
    Future.never
  }

}

trait ModelFormatters extends PlayJsonSupport {
  import play.api.libs.json.Json

  // TODO add validation to petFormat, for example age < 0 shouldn't be valid

  // JSON formatters (i.e. convert object to/from JSON) that we can use
  implicit val petFormat: OFormat[Pet] = Json.format[Pet]
  implicit val petRecordsFormat: OFormat[PetRecord] = Json.format[PetRecord]
}

object ModelFormatters extends ModelFormatters 

//设置package包名称以及导入依赖的类
package com.thoughtworks.akka.http

import akka.http.scaladsl.model.{MediaTypes, _}
import akka.http.scaladsl.server.Directives._
import com.thoughtworks.Extractor._

import scala.concurrent.Future
import akka.http.scaladsl.marshalling.Marshaller
import akka.http.scaladsl.unmarshalling.Unmarshaller


trait RpcSupport extends autowire.Server[upickle.Js.Value, upickle.default.Reader, upickle.default.Writer] {

  implicit private def upickleJsValueMarshaller = {
    Marshaller.StringMarshaller.wrap[upickle.Js.Value, MessageEntity](MediaTypes.`application/json`)(_.toString)
  }

  implicit private def upickleJsValueUnmarshaller = {
    Unmarshaller.stringUnmarshaller.map(upickle.json.read)
  }

  final def write[Result](r: Result)(implicit writer: upickle.default.Writer[Result]) = {
    writer.write(r)
  }

  final def read[Result](p: upickle.Js.Value)(implicit reader: upickle.default.Reader[Result]) = {
    reader.read(p)
  }

  final def rpc(packagePrefix: String*)(routes: PartialFunction[Request, Future[upickle.Js.Value]]) = {
    path(Segments) { segments =>
      entity(as[upickle.Js.Value]) {
        case upickle.Js.Obj([email protected]_*) =>
          autowire.Core.Request(packagePrefix ++ segments, keyValuePairs.toMap) match {
            case routes.extract(response) =>
              complete {
                response
              }
            case _ =>
              reject
          }
        case _ =>
          complete(HttpResponse(StatusCodes.BadRequest))
      }
    }
  }

}

object RpcSupport extends RpcSupport 

//设置package包名称以及导入依赖的类
package com.bitworks.rtb.service

import akka.actor.ActorSystem
import akka.http.scaladsl.Http
import akka.http.scaladsl.model.HttpHeader.ParsingResult.Ok
import akka.http.scaladsl.model.{HttpEntity, _}
import akka.stream.Materializer
import com.bitworks.rtb.model.ad.response.ErrorCode
import com.bitworks.rtb.model.http._
import com.bitworks.rtb.service.ContentTypeConversions._

import scala.concurrent.Future


  private def extractHeaders(response: HttpResponse) = {
    response.headers.map(x => HttpHeaderModel(x.name, x.value))
  }

  override def make(request: HttpRequestModel) = {
    val entity = request.body match {
      case None => HttpEntity(request.contentType, Array.emptyByteArray)
      case Some(bytes) => HttpEntity(request.contentType, bytes)
    }

    val headers = request.headers.map { case [email protected](key, value) =>
      HttpHeader.parse(key, value) match {
        case Ok(header, _) => header
        case _ => throw new DataValidationException(ErrorCode.INCORRECT_HEADER_VALUE)
      }
    }.toList

    val akkaRequest = HttpRequest(
      method = request.method match {
        case GET => HttpMethods.GET
        case POST => HttpMethods.POST
      },
      uri = request.uri,
      entity = entity,
      headers = headers
    )
    val fResponse = Http().singleRequest(akkaRequest)

    for {
      response <- fResponse
      data <- extractData(response)
    } yield HttpResponseModel(
      data._1,
      response.status.intValue,
      data._2,
      extractHeaders(response))
  }
} 

//设置package包名称以及导入依赖的类
package org.stanoq.version


package org.stanoq.crawler

import akka.http.scaladsl.model.{HttpEntity, _}
import akka.http.scaladsl.server.Directives._
import com.typesafe.config.ConfigFactory

class VersionService {
  val version  = ConfigFactory.load().getString("stanoq.version")
  val route = pathPrefix("version") {
      pathEnd {
        get {
          complete(HttpResponse(StatusCodes.OK, entity = HttpEntity(ContentType(MediaTypes.`application/json`), s"""{"version": $version}""")))
        }
      }
    }
}