Scala Query类代码示例

//设置package包名称以及导入依赖的类
package io.reco

import scala.concurrent.{ExecutionContext, Future}

import akka.actor.ActorSystem
import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.model._
import akka.http.scaladsl.Http
import akka.stream.Materializer
import akka.http.scaladsl.unmarshalling.Unmarshal
import spray.json.DefaultJsonProtocol._
import spray.json._

final case class TokenResult(access_token: String, token_type: String, expires_in: Long)

object TokenResultJsonSupport {
  implicit val tokenFormat = jsonFormat3(TokenResult)
}

class Oauth(conf: Conf) {
  private val AUTH_URI = "/v2.9/dialog/oauth"
  private val AUTH_TOKEN_URI = "/v2.9/oauth/access_token"
  private val params = Map(("client_id", conf.fbId),
    ("redirect_uri", "http://localhost:8080/callback"))
  val uri = Uri(AUTH_URI).withHost(conf.fbUrl).withQuery(Query(params))

  def getToken(code: String)(implicit sys: ActorSystem, mat: Materializer, ec: ExecutionContext): Future[JsValue] = {
    val token_prams = params ++  Map(
      ("client_secret", conf.fbSecret),
      ("code", code))
    val httpRequest = HttpRequest(uri = Uri(AUTH_TOKEN_URI).withHost("graph.facebook.com").withQuery(Query(token_prams)))

    for {
      response <- Http().singleRequest(httpRequest.copy(uri = s"https:${httpRequest.uri}"))
      entity <- Unmarshal(response.entity).to[String]
    } yield entity.parseJson
  }
}

object Oauth {
  def apply(conf: Conf): Oauth = new Oauth(conf)
} 

//设置package包名称以及导入依赖的类
package net.ruippeixotog.scalafbp.http

import java.net.URLDecoder

import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport._
import akka.http.scaladsl.model.StatusCodes._
import akka.http.scaladsl.model.Uri
import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.server.Directives._
import spray.json.DefaultJsonProtocol._
import spray.json._

trait UiHttpService {

  def disableUi: Boolean

  private[this] val dummyUser = "user"
  private[this] val dummyUserName = "ScalaFBP Development Environment"
  private[this] val dummyToken = "oauthToken"

  // format: OFF
  lazy val uiRoutes =
    if(disableUi) reject
    else {
      pathPrefix("oauth") {
        path("login" / "oauth" / "authorize") {
          parameter("redirect_uri") { encodedUri =>
            val uri = Uri(URLDecoder.decode(encodedUri, "UTF-8"))
            redirect(uri.withQuery(Query("code" -> dummyUser)), Found)
          }
        } ~
        path("authenticate" / dummyUser) {
          complete(Map("token" -> dummyToken))
        } ~
        path("user") {
          complete(JsObject(
            "name" -> JsString(dummyUserName),
            "github" -> JsObject.empty))
        }
      } ~
      pathEndOrSingleSlash { getFromResource("ui/index.html") } ~
      getFromResourceDirectory("ui")
    }
  // format: ON
} 

//设置package包名称以及导入依赖的类
package akka.stream.alpakka.s3.auth

import java.net.URLEncoder

import akka.http.scaladsl.model.Uri.{Path, Query}
import akka.http.scaladsl.model.{HttpHeader, HttpRequest}

// Documentation: http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
private[alpakka] case class CanonicalRequest(method: String,
                                             uri: String,
                                             queryString: String,
                                             headerString: String,
                                             signedHeaders: String,
                                             hashedPayload: String) {
  def canonicalString: String = s"$method\n$uri\n$queryString\n$headerString\n\n$signedHeaders\n$hashedPayload"
}

private[alpakka] object CanonicalRequest {
  def from(req: HttpRequest): CanonicalRequest = {
    val hashedBody = req.headers.find(_.name == "x-amz-content-sha256").map(_.value).getOrElse("")
    CanonicalRequest(
      req.method.value,
      pathEncode(req.uri.path),
      canonicalQueryString(req.uri.query()),
      canonicalHeaderString(req.headers),
      signedHeadersString(req.headers),
      hashedBody
    )
  }

  def canonicalQueryString(query: Query): String =
    query.sortBy(_._1).map { case (a, b) => s"${uriEncode(a)}=${uriEncode(b)}" }.mkString("&")

  private def uriEncode(str: String) = URLEncoder.encode(str, "utf-8")

  def canonicalHeaderString(headers: Seq[HttpHeader]): String = {
    val grouped = headers.groupBy(_.lowercaseName())
    val combined = grouped.mapValues(_.map(_.value.replaceAll("\\s+", " ").trim).mkString(","))
    combined.toList.sortBy(_._1).map { case (k, v) => s"$k:$v" }.mkString("\n")
  }

  def signedHeadersString(headers: Seq[HttpHeader]): String =
    headers.map(_.lowercaseName()).distinct.sorted.mkString(";")

  private def pathEncode(path: Path): String =
    if (path.isEmpty) "/"
    else
      path.toString().flatMap {
        case ch if "!$&'()*+,;:=".contains(ch) => "%" + Integer.toHexString(ch.toInt).toUpperCase
        case other => other.toString
      }

} 

//设置package包名称以及导入依赖的类
package com.github.btesila.weather.monitor.accuweather

import akka.actor.ActorSystem
import akka.http.scaladsl.client.RequestBuilding._
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport._
import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.model._
import akka.stream.ActorMaterializer
import com.github.btesila.weather.monitor.Fault.{LocationNotSupported, MissingWeatherInformation}
import com.github.btesila.weather.monitor.Settings
import com.github.btesila.weather.monitor.model._

import scala.concurrent.Future


  def getExtendedForecast(locationKey: String): Future[ExtendedForecast] = {
    val extendedForecastUri = Uri(settings.ExtendedForecastUri)
    val uri = extendedForecastUri.copy(path = extendedForecastUri.path / locationKey).withQuery(Query("metric" -> "true"))
    for {
      resp             <- send(Get(uri))
      resp             <- expect(resp, StatusCodes.OK, MissingWeatherInformation)
      extendedForecast <- unmarshal[ExtendedForecast](resp)
    } yield extendedForecast
  }
}

object AccuWeatherClient {
  def apply()(implicit as: ActorSystem, mat: ActorMaterializer) = new AccuWeatherClient {
    override implicit val materializer: ActorMaterializer = mat
    override implicit val system: ActorSystem = as
  }
} 

//设置package包名称以及导入依赖的类
package edu.goldlok.minio_scala.auth

import akka.http.scaladsl.model.{HttpHeader, HttpRequest}
import akka.http.scaladsl.model.Uri.{Path, Query}

import java.net.URLEncoder



case class CanonicalRequest(method: String, uri: String,
                            queryString: String,
                            headerString: String,
                            signedHeaders: String,
                            hashedPayload: String) {
  def canonicalString: String = {
    s"$method\n$uri\n$queryString\n$headerString\n\n$signedHeaders\n$hashedPayload"
  }
}

object CanonicalRequest {
  private[this] val content_sha256 = "x-amz-content-sha256"
  def from(req: HttpRequest): CanonicalRequest = {
    val hashedBody = req.headers.find(_.name == content_sha256).map(_.value).getOrElse("")
    CanonicalRequest(
      req.method.value,
      preprocessPath(req.uri.path),
      canonicalQueryString(req.uri.query()),
      canonicalHeaderString(req.headers),
      signedHeadersString(req.headers),
      hashedBody
    )
  }

  def canonicalQueryString(query: Query): String = {
    query.sortBy(_._1).map { case (a, b) => s"${uriEncode(a)}=${uriEncode(b)}" }.mkString("&")
  }

  def uriEncode(str: String): String = URLEncoder.encode(str, "utf-8")

  def preprocessPath(path: Path): String = {
    uriEncode(path.toString()).replace(":", "%3A").replace("%2F", "/")
  }

  def canonicalHeaderString(headers: Seq[HttpHeader]): String = {
    val grouped = headers.groupBy(_.lowercaseName())
    val combined = grouped.mapValues(_.map(_.value.replaceAll("\\s+", " ").trim).mkString(","))
    combined.toList.sortBy(_._1).map { case (k, v) => s"$k:$v" }.mkString("\n")
  }

  def signedHeadersString(headers: Seq[HttpHeader]): String = {
    headers.map(_.lowercaseName()).distinct.sorted.mkString(";")
  }
} 

//设置package包名称以及导入依赖的类
package com.github.notyy.client

import akka.actor.ActorSystem
import akka.http.scaladsl.Http
import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport
import akka.http.scaladsl.model.Uri.{Path, Query}
import akka.http.scaladsl.model._
import akka.http.scaladsl.unmarshalling.Unmarshal
import akka.stream.ActorMaterializer
import akka.stream.scaladsl.{Sink, Source}
import com.github.notyy.domain.Product
import com.typesafe.scalalogging.slf4j.StrictLogging
import spray.json.{DefaultJsonProtocol, RootJsonFormat}

import scala.concurrent.{ExecutionContextExecutor, Future}

trait ProductSerializer extends SprayJsonSupport with DefaultJsonProtocol with StrictLogging {
  implicit val ProductFormat: RootJsonFormat[Product] = jsonFormat2(Product)
}

trait ProductClient extends ProductSerializer {
  protected def host: String

  protected def port: Int

  implicit val system = ActorSystem("my-system")
  implicit val materializer = ActorMaterializer()
  implicit val executionContext: ExecutionContextExecutor = system.dispatcher

  def queryProductByName(name: String): Future[Option[Product]] = {
    val theUri = Uri(path = Path("/product/")).withQuery(Query(Map("name" -> s"$name")))
    val source = Source.single(HttpRequest(uri = theUri))
    val flow = Http().outgoingConnection(host, port).mapAsync(1) { rs =>
      rs.status match {
        case StatusCodes.OK => {
          Unmarshal(rs.entity).to[Product].map(Some(_))
        }
        case StatusCodes.NotFound => Future(None)
        case _ => Future(None)
      }
    }
    source.via(flow).runWith(Sink.head)
  }
} 

//设置package包名称以及导入依赖的类
package com.bluelabs.s3stream


import scala.concurrent.{ExecutionContext, Future}
import akka.http.scaladsl.marshallers.xml.ScalaXmlSupport._
import akka.http.scaladsl.marshalling.Marshal
import akka.http.scaladsl.model._
import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.model.headers.Host
import akka.util.ByteString

object HttpRequests {

  def s3Request(s3Location: S3Location, method: HttpMethod = HttpMethods.GET, uriFn: (Uri => Uri) = identity): HttpRequest = {
    HttpRequest(method)
      .withHeaders(Host(requestHost(s3Location)))
      .withUri(uriFn(requestUri(s3Location)))
  }

  def initiateMultipartUploadRequest(s3Location: S3Location): HttpRequest = {
    s3Request(s3Location, HttpMethods.POST, _.withQuery(Query("uploads")))
  }
  
  def getRequest(s3Location: S3Location): HttpRequest = {
    s3Request(s3Location)
  }

  def uploadPartRequest(upload: MultipartUpload, partNumber: Int, payload: ByteString): HttpRequest = {
    s3Request(upload.s3Location,
              HttpMethods.PUT,
              _.withQuery(Query("partNumber" -> partNumber.toString, "uploadId" -> upload.uploadId))
    ).withEntity(payload)
  }

  def completeMultipartUploadRequest(upload: MultipartUpload, parts: Seq[(Int, String)])(implicit ec: ExecutionContext): Future[HttpRequest] = {
    val payload = <CompleteMultipartUpload>
        {
          parts.map{case (partNumber, etag) => <Part><PartNumber>{partNumber}</PartNumber><ETag>{etag}</ETag></Part>}
        }
      </CompleteMultipartUpload>
    for {
      entity <- Marshal(payload).to[RequestEntity]
    } yield {
      s3Request(upload.s3Location,
                HttpMethods.POST,
                _.withQuery(Query("uploadId" -> upload.uploadId))
      ).withEntity(entity)
    }
  }


  def requestHost(s3Location: S3Location): Uri.Host = Uri.Host(s"${s3Location.bucket}.s3.amazonaws.com")

  def requestUri(s3Location: S3Location): Uri = Uri(s"/${s3Location.key}").withHost(requestHost(s3Location)).withScheme("https")
} 

//设置package包名称以及导入依赖的类
package com.bluelabs.akkaaws

import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.model.{HttpHeader, HttpRequest}

// Documentation: http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
case class CanonicalRequest(method: String, uri: String, queryString: String, headerString: String, signedHeaders: String, hashedPayload: String) {
  def canonicalString: String = {
    s"$method\n$uri\n$queryString\n$headerString\n\n$signedHeaders\n$hashedPayload"
  }
}

object CanonicalRequest {
  def from(req: HttpRequest): CanonicalRequest = {
    val hashedBody = req.headers.find(_.name == "x-amz-content-sha256").map(_.value()).getOrElse("")
    CanonicalRequest(req.method.value,
      req.uri.path.toString(),
      canonicalQueryString(req.uri.query()),
      canonicalHeaderString(req.headers),
      signedHeadersString(req.headers),
      hashedBody
    )
  }

  def canonicalQueryString(query: Query): String = {
    query.sortBy(_._1).map{case (a, b) => s"${uriEncode(a)}=${uriEncode(b)}" }.mkString("&")
  }

  private def uriEncode(str: String) = {
    java.net.URLEncoder.encode(str, "utf-8")
  }

  def canonicalHeaderString(headers: Seq[HttpHeader]): String = {
    val grouped: Map[String, Seq[HttpHeader]] = headers.groupBy(_.lowercaseName())
    val combined = grouped.mapValues(_.map(_.value().replaceAll("\\s+", " ").trim).mkString(","))
    combined.toList.sortBy(_._1).map{ case (k: String, v: String) => s"$k:$v" }.mkString("\n")
  }

  def signedHeadersString(headers: Seq[HttpHeader]): String = {
    headers.map(_.lowercaseName()).distinct.sorted.mkString(";")
  }

} 

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

import scala.util.Try

import akka.http.scaladsl.model.Uri.Query

import spray.json._

import org.yashsriv.models._
import QueryType._, Plot._

trait MovieSupport extends DefaultJsonProtocol {

  // Result Format
  implicit val movieResultJsonFormat = jsonFormat(MovieResult, "Title", "Year", "Released",
                                                  "Director", "Plot", "imdbRating", "imdbId",
                                                  "Response", "Error")

  implicit object QueryTypeFormat extends RootJsonFormat[QueryType] {
    def write(qt: QueryType): JsString = JsString(qt.toString)
    def read(value: JsValue): QueryType = value match {
      case JsString("movie")   ? movie
      case JsString("episode") ? episode
      case JsString("series")  ? series
      case _                   ? throw new DeserializationException("QueryType Expected")
    }
  }

  implicit object PlotFormat extends RootJsonFormat[Plot] {
    def write(plot: Plot): JsString = JsString(plot.toString)
    def read(value: JsValue): Plot = value match {
      case JsString("short") ? short
      case JsString("full")  ? full
      case _                 ? throw new DeserializationException("Plot Expected")
    }
  }

  implicit val movieQueryJsonFormat = jsonFormat(MovieQuery, "t", "type", "y", "plot")

  def convertToQuery(mq: MovieQuery): Query = Query(
    "t" ? mq.title,
    "type" ? mq.qType.getOrElse(movie).toString,
    "year" ? mq.year.getOrElse("").toString,
    "plot" ? mq.plot.getOrElse(short).toString
  )

} 

//设置package包名称以及导入依赖的类
package ch.becompany.social.facebook

import java.time.Instant

import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.model._
import ch.becompany.http.{CachingSupport, HttpClient, UnmarshallingHttpHandler}
import ch.becompany.social.Status
import com.typesafe.config.ConfigFactory

import scala.concurrent.{ExecutionContext, Future}
import com.typesafe.scalalogging.LazyLogging

object FacebookClient extends HttpClient with FacebookJsonSupport with CachingSupport with LazyLogging {

  private val accessToken = ConfigFactory.load.getConfig("scalaSocialFeed.facebook")

  private val baseUrl = Uri("https://graph.facebook.com")
  private val graphVersion = "v2.8"

  private implicit val handler = new UnmarshallingHttpHandler[List[(Instant, Status)]]()


  private def getPageFeedUri(pageId: String): Uri = {
    Uri("/" + graphVersion + "/" + pageId + "/feed").resolvedAgainst(baseUrl).withQuery(Query.apply(
      "limit" -> s"${accessToken.getNumber("limit")}", "access_token" -> s"${accessToken.getString("appId")}|${accessToken.getString("appSecret")}"))
  }

  def posts(pageId: String)(implicit ec: ExecutionContext): Future[List[(Instant, Status)]] = {
    logger.debug("Requesting latest updates from Facebook page. [pageId={}]", pageId)
    val header = scala.collection.immutable.Seq(headers.`Accept`(MediaTypes.`application/json`))
    req[List[(Instant, Status)]](HttpRequest(uri = getPageFeedUri(pageId), headers = header))
      .recover {
        case e => logger.error("Error building the Facebook status.", e); List.empty
      }
  }
} 

//设置package包名称以及导入依赖的类
package io.tardieu.netwemo.connectors

import akka.actor.ActorSystem
import akka.http.scaladsl.Http
import akka.http.scaladsl.model.Uri.Query
import akka.http.scaladsl.model.{HttpMethods, HttpRequest, Uri}
import akka.http.scaladsl.unmarshalling.Unmarshal
import akka.stream.ActorMaterializer
import com.typesafe.config.ConfigFactory
import org.slf4j.LoggerFactory

import scala.util.{Failure, Success}


class WemoConnector(implicit val system: ActorSystem) {

  private[this] val logger = LoggerFactory.getLogger(getClass)

  private[this] implicit val materializer = ActorMaterializer()
  private[this] implicit val executionContext = system.dispatcher

  private[this] val conf = ConfigFactory.load.getConfig("wemo")
  private[this] val wemoHost = conf.getString("host")
  private[this] val wemoPort = conf.getInt("port")

  def switchOn(device: String): Unit = switchState("on", device)
  def switchOff(device: String): Unit = switchState("off", device)
  def toggle(device: String): Unit = switchState("toggle", device)

  private def switchState(state: String, device: String): Unit = {
    val request = HttpRequest(
      method = HttpMethods.POST,
      uri = Uri(s"http://$wemoHost:$wemoPort/api/device/$device").withQuery(Query("state" -> state))
    )

    Http().singleRequest(request).onComplete {
      case Success(response) =>
        val message = Unmarshal(response.entity).to[String]
        if (response.status.isFailure()) {
          message.foreach(logger.error(s"HTTP error {}: {}", response.status.asInstanceOf[Any], _))
        }
        else {
          logger.debug(
            "Switch {} order for {} received with status {}",
            state, device, response.status)
          logger.trace(
            "Switch {} order for {} received with status {}: {}",
            state, device, response.status, message)
        }
      case Failure(e) =>
        logger.error("Error contacting the wemo server", e)
    }
  }

}