Scala HttpGet类代码示例

//设置package包名称以及导入依赖的类
package de.l3s.archivespark.specific.warc.tempas

import java.net.URLEncoder

import de.l3s.archivespark.dataspecs.DataSpec
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.HttpClients
import org.apache.spark.SparkContext
import org.apache.spark.rdd.RDD

import scala.io.Source

class TempasWaybackSpec private (query: String, from: Option[Int] = None, to: Option[Int] = None, pages: Int, resultsPerPage: Int) extends DataSpec[TempasYearResult, TempasWaybackRecord] {
  import TempasWaybackSpec._

  def searchUrl(page: Int): String = {
    val queryEncoded = URLEncoder.encode(query, "UTF-8")
    var url = TempasSearchUrl.replace("$r", resultsPerPage.toString).replace("$p", page.toString).replace("$q", queryEncoded)
    if (from.isDefined) url += "&from=" + from.get
    if (to.isDefined) url += "&to=" + to.get
    url
  }

  override def load(sc: SparkContext, minPartitions: Int): RDD[TempasYearResult] = {
    sc.parallelize(1 to pages, minPartitions).flatMap { page =>
      @transient val client = HttpClients.createDefault
      @transient val get = new HttpGet(searchUrl(page))
      get.setHeader("Accept", AcceptType)
      val in = client.execute(get).getEntity.getContent
      try {
        Source.fromInputStream(in).getLines().toList.flatMap { line =>
          TempasYearResult.resultsFromTsv(line)
        }
      } finally {
        in.close()
      }
    }.repartition(minPartitions)
  }

  override def parse(result: TempasYearResult): Option[TempasWaybackRecord] = {
    Some(new TempasWaybackRecord(result))
  }
}

object TempasWaybackSpec {
  val TempasSearchUrl = "http://tempas.l3s.de/v2/query?resultsPerPage=$r&page=$p&q=$q"
  val DefaultResultsPerPage = 100
  val DefaultPages = 100
  val AcceptType = "text/tab-separated-values"

  def apply(query: String, from: Int = -1, to: Int = -1, pages: Int = DefaultPages, resultsPerPage: Int = DefaultResultsPerPage): TempasWaybackSpec = {
    val fromOpt = if (from < 0) None else Some(from)
    val toOpt = if (to < 0) None else Some(to)
    new TempasWaybackSpec(query, fromOpt, toOpt, pages, resultsPerPage)
  }
} 

//设置package包名称以及导入依赖的类
package works.weave.socks.aws.orders.dataaccess.web

import com.amazonaws.util.IOUtils
import com.fasterxml.jackson.core.`type`.TypeReference
import java.lang.reflect.ParameterizedType
import java.lang.reflect.Type
import java.net.URI
import javax.xml.ws.http.HTTPException
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.HttpClientBuilder
import org.slf4j.LoggerFactory
import works.weave.socks.aws.orders.ProjectDefaultJacksonMapper

object JSONHTTP {

  val Log = LoggerFactory.getLogger(getClass)

  val objectMapper = ProjectDefaultJacksonMapper.build() // after (_.bla)

  def get[T : Manifest : NotNothing](uri : URI) : T = {
    val client = HttpClientBuilder.create.build
    val get = new HttpGet(uri)
    get.addHeader("Accept", "application/json")
    val response = client.execute(get)
    val responseString = IOUtils.toString(response.getEntity.getContent)
    Log.info(s"Got status ${response.getStatusLine.getStatusCode}")
    if (response.getStatusLine.getStatusCode == 200) {
      Log.info(s"Got response from URI $uri: $responseString")
      objectMapper.readValue(responseString, typeReference[T])
    } else {
      throw new HTTPException(response.getStatusLine.getStatusCode)
    }
  }

  def typeReference[T : Manifest] = new TypeReference[T] {
    override def getType = typeFromManifest(manifest[T])
  }

  def typeFromManifest(m : Manifest[_]) : Type = {
    if (m.typeArguments.isEmpty) { m.runtimeClass }
    else new ParameterizedType {
      def getRawType = m.runtimeClass
      def getActualTypeArguments = m.typeArguments.map(typeFromManifest).toArray
      def getOwnerType = null
    }
  }

  // Trick to disable nothign for type param
  sealed trait NotNothing[-T]

  object NotNothing {
    implicit object notNothing extends NotNothing[Any]
    implicit object `The error is because the missing type parameter was resolved to Nothing` extends NotNothing[Nothing]
  }

} 

//设置package包名称以及导入依赖的类
package com.malliina.aws.cognito

import java.net.URI
import java.nio.charset.StandardCharsets

import com.amazonaws.regions.Regions
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.{CloseableHttpClient, HttpClients}
import org.apache.http.util.EntityUtils
import play.api.libs.json.Json

trait Verifier {
  def verify(token: RawToken): Either[JWTError, VerifiedToken]

  def verifyAccess(token: RawAccessToken): Either[JWTError, AccessToken] =
    verify(token).right.flatMap(JWT.access)

  def verifyId(token: RawIDToken): Either[JWTError, IdToken] =
    verify(token).right.flatMap(JWT.id)
}

class TokenVerifier(publicKeys: Seq[PubKey],
                    val expectedIssuer: Issuer) extends Verifier {
  override def verify(token: RawToken): Either[JWTError, VerifiedToken] =
    JWT.verifyToken(token, expectedIssuer, publicKeys)
}

object TokenVerifier {
  def forUserPool(region: Regions, userPool: UserPool): TokenVerifier = {
    val keySetUri = jwtSet(region, userPool)
    val keys = Json.parse(fetch(keySetUri)).as[JWTKeys].keys map { key =>
      PubKey(key.kid, Keys.publicKey(key))
    }
    val expectedIssuer = Issuer(s"https://cognito-idp.${region.getName}.amazonaws.com/$userPool")
    new TokenVerifier(keys, expectedIssuer)
  }

  protected def jwtSet(region: Regions, userPool: UserPool): URI =
    new URI(s"https://cognito-idp.${region.getName}.amazonaws.com/$userPool/.well-known/jwks.json")

  def fetch(uri: URI): String = {
    val http = HttpClients.createDefault()
    try {
      fetch(http, uri)
    } finally {
      http.close()
    }
  }

  protected def fetch(http: CloseableHttpClient, uri: URI): String = {
    val req = new HttpGet(uri)
    val res = http execute req
    try {
      val entity = res.getEntity
      EntityUtils.toString(entity, StandardCharsets.UTF_8)
    } finally {
      res.close()
    }
  }
} 

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

import config.ConfigValues
import oauth.signpost.commonshttp.CommonsHttpOAuthConsumer
import org.apache.commons.io.IOUtils
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.DefaultHttpClient


object TwitterInfoClient {

  def fetchInfo(userId: String): Either[String,String] = {
    val consumer = new CommonsHttpOAuthConsumer(ConfigValues.twitterConsumerKey, ConfigValues.twitterConsumerSecret)
    consumer.setTokenWithSecret(ConfigValues.twitterAccessToken, ConfigValues.twitterAccessTokenSecret)

    val request = new HttpGet(s"https://api.twitter.com/1.1/users/show.json?screen_name=$userId")
    consumer.sign(request)
    val client = new DefaultHttpClient()
    val response = client.execute(request)

    println(response.getStatusLine.getStatusCode)

    response.getStatusLine.getStatusCode match {
      case 200 =>
        val responseString = IOUtils.toString(response.getEntity.getContent)
        println(s"\n\n$responseString")
        Right(responseString)
      case 400 =>
        Left("Not Found")
    }
  }
} 

//设置package包名称以及导入依赖的类
package redmine4s.api.resource

import org.apache.http.HttpResponse
import org.apache.http.client.HttpClient
import org.apache.http.client.methods.HttpGet
import org.scalatest.{DiagrammedAssertions, FlatSpec}
import org.scalatest.mockito.MockitoSugar
import org.mockito.Matchers._
import org.mockito.Mockito._
import org.slf4j.{Logger, LoggerFactory}
import redmine4s.Redmine
import redmine4s.auth.Authorization
import redmine4s.conf.Configuration

class CustomFieldResourceSpec extends FlatSpec with DiagrammedAssertions with MockitoSugar {
  "CustomFieldResource.listCustomFields" should "POST simple HTTP request" in {
    val mockHttpClient = mock[HttpClient]
    val customFieldResource = new CustomFieldResource {
      override protected val httpClient: HttpClient = mock[HttpClient]
      override protected val configuration: Configuration = mock[Configuration]
      override protected val authorization: Option[Authorization] = Some(mock[Authorization])
      override protected val logger: Logger = LoggerFactory.getLogger("nolog")
      override protected val redmine: Redmine = mock[Redmine]
      when(authorization.get.header).thenReturn(("HttpHeaderKey", "HttpHeaderValue"))
      when(httpClient.execute(any[HttpGet])).thenReturn(mock[HttpResponse])
    }

    val customFields = customFieldResource.listCustomFields()
    assert(customFields.toList.length === 2)
  }
} 

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

import configuration.Config
import model._
import org.apache.http.client.methods.HttpGet
import org.joda.time.{DateTime, LocalDate}

import scala.concurrent.{ExecutionContext, Future}

object FixerFormats {

  import play.api.libs.json._

  implicit val dateReads: Reads[DateTime] = Reads.jodaDateReads("yyyy-MM-dd")

  case class Conversions(
   base: String,
   date: LocalDate,
   rates: Map[String, BigDecimal]
  ) {
    def convert(fromCurrencyCode: String, toCurrencyCode: String, amount: BigDecimal): Option[BigDecimal] = {
      if (fromCurrencyCode == toCurrencyCode) {
        Some(amount)
      } else {
        for {
          fromRate <- rates.get(fromCurrencyCode)
          toRate <- rates.get(toCurrencyCode)
        } yield amount * toRate/fromRate
      }
    }
  }

  implicit val conversionFormat: Format[Conversions] = Json.format[Conversions]

}

object Fixer {

  import FixerFormats._

  val httpClient = new AsyncHttpClient

  def constructUrl(date: LocalDate): String = {
    val dateString = date.toString("YYYY-MM-DD")
    s"${Config.Fixer.baseUri}$dateString"
  }

  def conversions(date: LocalDate)(implicit ec: ExecutionContext): Future[Either[Error, Conversions]] = {
    val url = constructUrl(date)
    val request = new HttpGet(url)
    httpClient.json[Conversions](request)
  }

} 

//设置package包名称以及导入依赖的类
package main.java.eyepatch.input_sources

import java.util

import main.java.eyepatch.{Channel, OutputManager}
import org.apache.http.NameValuePair
import org.apache.http.client.entity.UrlEncodedFormEntity
import org.apache.http.client.methods.{HttpGet, HttpPost}
import org.apache.http.impl.client.DefaultHttpClient
import org.apache.http.message.BasicNameValuePair


trait Networked {
    val HOST = "http://localhost:5000"

    def post(operation : String, parameters : Map[String, String]) : String = {
      val post = new HttpPost(HOST + "/" + operation)
      var nameValuePairs = new util.ArrayList[NameValuePair]()
      parameters.foreach { case (key, value) =>
        nameValuePairs.add(new BasicNameValuePair(key, value))
      }
      post.setEntity(new UrlEncodedFormEntity(nameValuePairs))
      post.setHeader("Content-type", "application/x-www-form-urlencoded")

      val post_response = (new DefaultHttpClient).execute(post)
      OutputManager.print(Channel.Debug, "Networked Bot: " + post_response)
      return post_response.getEntity.getContent.toString
    }

    def get(operation : String, parameters : Map[String, String]) : String = {
      val query_string = "?" + parameters.map{ case (key, value) => key + "=" + value}.mkString("&")
      val get_request = new HttpGet(HOST + "/" + operation + query_string)
      get_request.addHeader("Content-type", "application/x-www-form-urlencoded")
      val get_response = (new DefaultHttpClient).execute(get_request)
      OutputManager.print(Channel.Debug, "Networked Bot: " + get_response)

      val inputStream = get_response.getEntity.getContent
      val content = io.Source.fromInputStream(inputStream).getLines.mkString
      inputStream.close

      return content
    }
} 

//设置package包名称以及导入依赖的类
package org.jmotor.sbt.service

import java.util.concurrent.{Executors, TimeUnit}

import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.{CloseableHttpClient, HttpClients}
import org.apache.http.util.EntityUtils
import org.jmotor.sbt.model.{ModuleStatus, Status}
import org.jmotor.sbt.util.ModuleStatusParser
import sbt.ModuleID

import scala.concurrent.ExecutionContext.Implicits.global
import scala.concurrent.duration._
import scala.concurrent.{Await, ExecutionContext, Future}


object ModuleUpdatesService {

  private[this] val updatesHost = "https://stack-badges.herokuapp.com"
  private[this] val hc: CloseableHttpClient = HttpClients.custom()
    .setMaxConnTotal(20)
    .setMaxConnPerRoute(20)
    .setConnectionTimeToLive(5, TimeUnit.MINUTES).build()
  private[this] val executionContext = ExecutionContext.fromExecutor(Executors.newFixedThreadPool(10))

  def resolve(modules: Seq[ModuleID]): Seq[ModuleStatus] = {
    val result = Future.traverse(modules)(check)
    Await.result(result, 1.minutes)
  }

  private[this] def check(module: ModuleID): Future[ModuleStatus] = {
    val location = s"$updatesHost/maven-central/resolves/${module.organization}/${module.name}/${module.revision}"
    val get = new HttpGet(location)
    Future {
      hc.execute(get)
    }(executionContext) map { response ?
      response.getStatusLine.getStatusCode match {
        case s if s / 100 == 2 ?
          val body = EntityUtils.toString(response.getEntity, "utf-8")
          val (status, version) = ModuleStatusParser.parse(body)
          ModuleStatus(module.organization, module.name, module.revision, Status.withName(status), version)
        case 404 ? ModuleStatus(module.organization, module.name, module.revision, Status.NotFound, "")
        case _   ? ModuleStatus(module.organization, module.name, module.revision, Status.Error, "")
      }
    } recover {
      case t: Throwable ? ModuleStatus(module.organization, module.name, module.revision, Status.Error, t.getLocalizedMessage)
    }
  }

} 

//设置package包名称以及导入依赖的类
package tests

import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.DefaultHttpClient
import org.scalatest.{FlatSpec, Matchers}

class HttpClientTest extends FlatSpec with Matchers {

  def getRestContent(url:String): String = {
    val httpClient = new DefaultHttpClient()
    val httpResponse = httpClient.execute(new HttpGet(url))
    println(httpResponse.getStatusLine.getStatusCode)
    val entity = httpResponse.getEntity()
    var content = ""
    if (entity != null) {
      val inputStream = entity.getContent()
      content = io.Source.fromInputStream(inputStream).getLines.mkString
      inputStream.close
    }
//    httpResponse.getAllHeaders.foreach(println _)
    httpClient.getConnectionManager().shutdown()
    return content
  }

  "" should "" in {

    val iter = new Iterator[Int] {

      var cnt = 0
      override def hasNext: Boolean = true

      override def next(): Int = {
//        if (cnt<10) { cnt = cnt + 1; return 10 }
//        cnt = 0
        900
      }
    }



    for (i <- 1 to 50) {
      getRestContent("http://localhost:9120/tracking-data/count/nino/BB222222A")
      Thread.sleep(iter.next)
    }

//    println(getRestContent("http://localhost:9120/tracking-data/count/nino/BB222222A"))

  }
} 

//设置package包名称以及导入依赖的类
package util

import java.io.InputStream
import java.util.Scanner

import org.apache.http.HttpStatus
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.HttpClients

class HttpHelper {
  def downloadPageByGet(url: String): Option[String] = {
    val httpClient = HttpClients.createDefault()
    val httpGetter = new HttpGet(url)
    val response = httpClient.execute(httpGetter)

    if (response.getStatusLine.getStatusCode == HttpStatus.SC_OK) {
      var is: InputStream = null
      var sc: Scanner = null

      try {
        val entity = response.getEntity
        val buffer = new StringBuilder()
        is = entity.getContent
        sc = new Scanner(is)
        while (sc.hasNext) {
          buffer.append(sc.nextLine())
        }
        Some(buffer.toString())
      } catch {
        case ex: Exception =>
          if (is != null) is.close()
          if (sc != null) sc.close()
          if (response != null) response.close()
          None
      }
    } else None
  }
} 

//设置package包名称以及导入依赖的类
package io.github.shogowada.scala.jsonrpc.example.test.utils

import java.net.ServerSocket

import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.HttpClientBuilder

import scala.util.Try

trait BaseTarget {

  lazy val port = freePort()
  lazy val url = s"http://localhost:$port"
  lazy val jarLocation = System.getProperty("jarLocation")

  def healthCheckUrl = url

  def freePort(): Int = {
    val server = new ServerSocket(0)
    val localPort = server.getLocalPort
    server.close()
    localPort
  }

  private def startProcess(jarLocation: String, port: Int): Process = {
    new ProcessBuilder(
      "java", s"-Dport=$port", "-jar", jarLocation
    ).start()
  }

  private def waitUntilReady(): Unit = {
    Range(0, 10).toStream
        .map(_ => {
          Thread.sleep(1000)
          val client = HttpClientBuilder.create().build()
          val maybeCode = Try {
            val response = client.execute(new HttpGet(healthCheckUrl))
            val code = response.getStatusLine.getStatusCode
            response.close()
            code
          }.toOption
          client.close()
          maybeCode
        })
        .filter(code => code.contains(200))
        .head
  }

  val target = startProcess(jarLocation, port)

  Runtime.getRuntime.addShutdownHook(new Thread() {
    override def run(): Unit = {
      target.destroy()
    }
  })

  waitUntilReady()
} 

//设置package包名称以及导入依赖的类
import org.apache.http.impl.client.DefaultHttpClient
import java.io._
import org.apache.http.HttpEntity
import org.apache.http.HttpResponse
import org.apache.http.client.HttpClient
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.DefaultHttpClient
import scala.collection.mutable.StringBuilder
import org.json4s._
import org.json4s.native.JsonMethods._

object PeopleController  {

  val Url = "http://swapi.co/api/people"
  implicit val formats = DefaultFormats
  case class Person(name: String,height: String,mass: String,hair_color: String,skin_color: String,eye_color: String,birth_year: String,gender: String,species: List[String],created: String,edited: String,url: String)
  case class PeoplePage(count : String, next : String, previous : String, results : List[Person])

  def GetPeople : List[Person] = {
    var content: String = GetContent(Url)
    return parse(content).extract[PeoplePage].results
  }

  //repetido
  def GetContent(url : String): String = {
    val httpClient = new DefaultHttpClient
    val httpResponse = httpClient.execute(new HttpGet(url))
    val entity = httpResponse.getEntity()
    var content = ""
    if (entity != null) {
      val inputStream = entity.getContent()
      content = io.Source.fromInputStream(inputStream).getLines.mkString
      inputStream.close
    }
    httpClient.getConnectionManager().shutdown()
    content
  }

} 

//设置package包名称以及导入依赖的类
import org.apache.http.impl.client.DefaultHttpClient
import java.io._
import org.apache.http.HttpEntity
import org.apache.http.HttpResponse
import org.apache.http.client.HttpClient
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.DefaultHttpClient
import scala.collection.mutable.StringBuilder
import org.json4s._
import org.json4s.native.JsonMethods._

trait BaseController {

  def GetContent(url : String): String = {
    val httpClient = new DefaultHttpClient
    val httpResponse = httpClient.execute(new HttpGet(url))
    val entity = httpResponse.getEntity()
    var content = ""
    if (entity != null) {
      val inputStream = entity.getContent()
      content = io.Source.fromInputStream(inputStream).getLines.mkString
      inputStream.close
    }
    httpClient.getConnectionManager().shutdown()
    content
  }
} 

//设置package包名称以及导入依赖的类
import org.apache.http.impl.client.DefaultHttpClient
import java.io._
import org.apache.http.HttpEntity
import org.apache.http.HttpResponse
import org.apache.http.client.HttpClient
import org.apache.http.client.methods.HttpGet
import org.apache.http.impl.client.DefaultHttpClient
import scala.collection.mutable.StringBuilder
import org.json4s._
import org.json4s.native.JsonMethods._

object SpeciesController {
 
  val Url = "http://swapi.co/api/species/?page=1&format=json" 
  implicit val formats = DefaultFormats
  case class Specie(name: String, classification : String, designation : String, average_height : String,
                    average_lifespan : String, eye_colors : String, hair_colors : String, skin_colors : String, homeworld: String, language : String,
                    created : String, edited : String, url : String)
  case class SpeciesPage(count : String, next : String, previous : String, results : List[Specie])


  def GetSpecies : List[Specie] = {
    var content: String = GetContent(Url)
    return parse(content).extract[SpeciesPage].results
  }

  //repetido
  def GetContent(url : String): String = {
    val httpClient = new DefaultHttpClient
    val httpResponse = httpClient.execute(new HttpGet(url))
    val entity = httpResponse.getEntity()
    var content = ""
    if (entity != null) {
      val inputStream = entity.getContent()
      content = io.Source.fromInputStream(inputStream).getLines.mkString
      inputStream.close
    }
    httpClient.getConnectionManager().shutdown()
    content
  }
}