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Scala Subscription类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Scala中org.reactivestreams.Subscription的典型用法代码示例。如果您正苦于以下问题:Scala Subscription类的具体用法?Scala Subscription怎么用?Scala Subscription使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了Subscription类的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Scala代码示例。

示例1: SubscriberWhiteboxVerificationTest

//设置package包名称以及导入依赖的类
package ru.reajames
package reactivespecification

import org.scalatest.testng.TestNGSuiteLike
import java.util.concurrent.atomic.AtomicInteger
import concurrent.ExecutionContext.Implicits.global
import org.reactivestreams.{Subscriber, Subscription}
import org.reactivestreams.tck.{SubscriberWhiteboxVerification, TestEnvironment}
import org.reactivestreams.tck.SubscriberWhiteboxVerification.{SubscriberPuppet, WhiteboxSubscriberProbe}


class SubscriberWhiteboxVerificationTest extends SubscriberWhiteboxVerification[String](new TestEnvironment(300)) with TestNGSuiteLike
  with ActimeMQConnectionFactoryAware {

  val connectionHolder = new ConnectionHolder(connectionFactory)
  val counter = new AtomicInteger()

  private def queue = Queue("subscriber-bb-verification-" + counter.incrementAndGet)

  def createSubscriber(probe: WhiteboxSubscriberProbe[String]): Subscriber[String] = {
    new JmsSender[String](connectionHolder, queue, _ createTextMessage _) {
      override def onSubscribe(subscription: Subscription): Unit = {
        super.onSubscribe(subscription)
        probe.registerOnSubscribe(new SubscriberPuppet {
          def triggerRequest(elements: Long) = subscription.request(elements)
          def signalCancel() = subscription.cancel()
        })
      }

      override def onNext(element: String): Unit = {
        super.onNext(element)
        probe.registerOnNext(element)
      }

      override def onComplete(): Unit = {
        super.onComplete()
        probe.registerOnComplete()
      }

      override def onError(th: Throwable): Unit = {
        super.onError(th)
        probe.registerOnError(th)
      }
    }
  }

  def createElement(element: Int): String = "message " + element
} 
开发者ID:dobrynya,项目名称:reajames,代码行数:49,代码来源:SubscriberWhiteboxVerificationTest.scala


示例2: onSubscribe

//设置package包名称以及导入依赖的类
package alexsmirnov.stream

import java.util.concurrent.Executors
import scala.concurrent.ExecutionContext
import org.reactivestreams.Subscriber
import org.reactivestreams.Subscription
import scala.concurrent.Future

  trait SubscriberBase[A] extends Subscriber[A] {
    private[this] var subscription: Subscription = null
    private[this] val singleExecutor = Executors.newSingleThreadExecutor(streamsThreadFactory)
    private implicit val execContext = ExecutionContext.fromExecutorService(singleExecutor)
    def onSubscribe(s: Subscription) = {
      require(subscription == null, "Subscriber already has subscription")
      subscription = s
    }
    def request(n: Long) {
      require(subscription != null, "Subscriber has no subscription")
      Future(subscription.request(n))
    }
    def cancel() {
      require(subscription != null, "Subscriber has no subscription")
      Future(subscription.cancel())
    }

    
  } 
开发者ID:alexsmirnov,项目名称:printrbot-g2-console,代码行数:28,代码来源:SubscriberBase.scala



注:本文中的org.reactivestreams.Subscription类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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