Scala StringEntity类代码示例

//设置package包名称以及导入依赖的类
package com.github.vladminzatu.surfer.persist

import com.github.vladminzatu.surfer.Score
import org.apache.http.client.methods.HttpPost
import org.apache.http.entity.StringEntity
import org.apache.http.impl.client.{HttpClientBuilder}
import org.apache.spark.rdd.RDD
import org.json4s.jackson.Serialization.write

case class Item(item:String, score:Double)

class RestPersister extends Persister {

  val url = "http://localhost:8080/items"

  override def persist(scores: RDD[(String, Score)]): Unit = {
    implicit val formats = org.json4s.DefaultFormats
    val payload = write(scores.collect().sortWith((a,b) => a._2.value > b._2.value).map(x => Item(x._1, x._2.value)))
    val client = HttpClientBuilder.create().build();
    client.execute(postRequest(payload))
  }

  private def postRequest(payload: String): HttpPost = {
    val post = new HttpPost(url)
    post.setEntity(new StringEntity(payload))
    post
  }
} 

//设置package包名称以及导入依赖的类
// Copyright (c) 2017 Grier Forensics. All Rights Reserved.

package com.grierforensics.greatdane.connector

import java.net.URI
import java.nio.charset.StandardCharsets
import java.nio.file.{Files, Paths}

import com.fasterxml.jackson.databind.ObjectMapper
import com.fasterxml.jackson.module.scala.DefaultScalaModule
import org.apache.commons.io.IOUtils
import org.apache.http.HttpHeaders
import org.apache.http.client.methods.HttpPost
import org.apache.http.entity.StringEntity
import org.apache.http.impl.client.HttpClients


object ProvisionUser {
  def main(args: Array[String]): Unit = {

    def die = {
      println("Usage: provision-user <email-address> [<certificate file>]")
      sys.exit(1)
    }
    val (emailAddress, certPem) = args.toList match {
      case email :: tail => tail match {
        case Nil => (email, "")
        case certFile :: Nil => (email, new String(Files.readAllBytes(Paths.get(certFile)), StandardCharsets.UTF_8))
        case _ => die
      }
      case _ => die
    }

    val client = HttpClients.createDefault()
    val uri = new URI(s"http://${Settings.Host}:${Settings.Port}/api/v1/user/$emailAddress")
    val post = new HttpPost(uri)
    post.addHeader(HttpHeaders.CONTENT_TYPE, "application/json")
    post.addHeader(HttpHeaders.AUTHORIZATION, Settings.ApiKey)
    println(post.toString)

    val req = ProvisionRequest(None, if (certPem.length > 0) Some(Seq(certPem)) else None)
    val mapper = new ObjectMapper().registerModule(DefaultScalaModule)
    val json = mapper.writeValueAsString(req)
    println(json)

    post.setEntity(new StringEntity(json))

    val resp = client.execute(post)
    try {
      val entity = resp.getEntity
      println(resp.getStatusLine.getStatusCode, resp.getStatusLine.getReasonPhrase)
      println(IOUtils.toString(entity.getContent, StandardCharsets.UTF_8))
    } finally {
      resp.close()
    }

  }
} 

//设置package包名称以及导入依赖的类
package com.rho.scrap

object CinepolisHTTP {
  
  import org.apache.http.client.methods.HttpPost
  import org.apache.http.entity.StringEntity
  import org.apache.http.impl.client.DefaultHttpClient
  import com.rho.client.RhoClient
  import com.rho.scrap.CinepolisParse.{parseZones,parseCinemas,parseComplex}
  import com.rho.scrap.CinepolisClasses.{Cinema,Complex}

  val scheme = "http"
  val host = "www.cinepolis.com"
  val client = new RhoClient(Scheme=scheme,Host=host)
  val optionsPath = "/cartelera/cdmx-centro/"
  val cinemasPath = "/Cartelera.aspx/GetNowPlayingByCity"
  val complexPath = "/Cartelera.aspx/ObtenerInformacionComplejo"
  val prefix = "[HTTP] "
  
  def getZones: List[String] = {
    System.out.println(prefix+"Fetching zone list")
    val list = parseZones(client.doGET(Map(),optionsPath))
    System.out.println(prefix+"Done")
    list
  }

  private def constructPOST(json: String, path: String): HttpPost = {
    val post = new HttpPost(scheme+"://"+host+path)
    post.setHeader("content-type", "application/json")
    post.setEntity(new StringEntity(json))
    post
  }

  def getCinemas(zone: String): List[Cinema] = {
    val json = "{\"claveCiudad\":\""+zone+"\",\"esVIP\":false}"
    val post = constructPOST(json, cinemasPath)
    System.out.println(prefix+"Fetching Cinemas for zone "+zone)
    val body = client.doRequest(post)
    System.out.println(prefix+"Done")
    parseCinemas(body)
  }

  def getComplex(cinema: Cinema): Complex = {
    val json = "{\"idComplejo\":"+cinema.Id+",\"HijosComplejo\":\"\"}"
    val post = constructPOST(json, complexPath)
    System.out.println(prefix+"Fetching complex for "+cinema.Id+": "+cinema.Name)
    val body = client.doRequest(post)
    System.out.println(prefix+"Done")
    parseComplex(body)
  }

} 

//设置package包名称以及导入依赖的类
package com.dwolla.lambda.cloudformation

import org.apache.http.client.methods.HttpPut
import org.apache.http.entity.StringEntity
import org.apache.http.impl.client.{CloseableHttpClient, HttpClients}
import org.json4s.{DefaultFormats, Formats}
import org.json4s.native.Serialization._
import org.slf4j.{Logger, LoggerFactory}

import scala.concurrent.{ExecutionContext, Future}
import scala.io.Source

class CloudFormationCustomResourceResponseWriter(implicit ec: ExecutionContext) {
  protected lazy val logger: Logger = LoggerFactory.getLogger("LambdaLogger")
  protected implicit val formats: Formats = DefaultFormats ++ org.json4s.ext.JodaTimeSerializers.all

  def httpClient: CloseableHttpClient = HttpClients.createDefault()

  def logAndWriteToS3(presignedUri: String, cloudFormationCustomResourceResponse: CloudFormationCustomResourceResponse): Future[Unit] = Future {
    val req = new HttpPut(presignedUri)
    val jsonEntity = new StringEntity(write(cloudFormationCustomResourceResponse))
    jsonEntity.setContentType("")

    req.setEntity(jsonEntity)
    req.addHeader("Content-Type", "")

    logger.info(Source.fromInputStream(req.getEntity.getContent).mkString)

    try {
      val res = httpClient.execute(req)
      res.close()
    } finally {
      httpClient.close()
    }
  }
} 

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

import com.google.inject.{Inject, Singleton}
import exceptions.{ServerNotRespondingException, ServerNotStartedException}
import org.apache.http.entity.StringEntity
import org.apache.http.protocol.{HttpContext, HttpRequestHandler}
import org.apache.http.{HttpRequest, HttpResponse}
import services.UserService
import keys.ResponseKeys._

import scala.util.{Failure, Success}

@Singleton
class UserListRequestHandler @Inject()(userService: UserService) extends HttpRequestHandler {
  override def handle(request: HttpRequest, response: HttpResponse, context: HttpContext): Unit = {
    userService.fetchOnlineUsers() match {
      case Success(users) =>
        response.setStatusCode(OK)
        response.setEntity(new StringEntity(users))
      case Failure(notRespondingException: ServerNotRespondingException) =>
        response.setStatusCode(GATEWAY_TIMEOUT)
        response.setEntity(new StringEntity(notRespondingException.getMessage))
      case Failure(notStartedException: ServerNotStartedException) =>
        response.setStatusCode(BAD_GATEWAY)
        response.setEntity(new StringEntity(notStartedException.getMessage))
      case Failure(error) =>
        response.setStatusCode(INTERNAL_SERVER_ERROR)
        response.setEntity(new StringEntity(error.getMessage))
    }
  }
}