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阿弥陀佛

街树飘影未见尘 潭月潜水了无声 般若观照心空静...

 
 
 

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关于我

一直从事气象预报、服务建模实践应用。 注重气象物理场、实况场、地理信息、本体知识库、分布式气象内容管理系统建立。 对Barnes客观分析, 小波,计算神经网络、信任传播、贝叶斯推理、专家系统、网络本体语言有一定体会。 一直使用Java、Delphi、Prolog、SQL编程。

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scala Actor  

2013-07-06 18:44:56|  分类: Scala |  标签: |举报 |字号 订阅

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来源:actor学习
package actortest
import scala.actors._, Actor._
object Actor1 {
  def main(args : Array[String]) = {
    val badActor =  actor  {
      receive  {
        case msg => System.out.println(msg)
      }
    }
    badActor ! "这是向badActor发送的消息, 能看见?"
  }
}
这是向badActor发送的消息, 能看见?
==================================================
package actortest
import scala.actors._, Actor._
object Actor2 {
  case class Speak(line : String);
  case class Gesture(bodyPart : String, action : String);
  case class NegotiateNewContract;
  def main(args : Array[String]) =  {
    val badActor = actor  {
      receive  {
        case NegotiateNewContract => println("I won't do it for less than $1 million!")
        case Speak(line) => println(line)
        case Gesture(bodyPart, action) => println("(" + action + "s " + bodyPart + ")")
        case _ => System.out.println("Huh? I'll be in my trailer.")
      }
    }
    badActor ! NegotiateNewContract
    badActor ! Speak("Do ya feel lucky, punk?")
    badActor ! Gesture("face", "grimaces")
    badActor ! Speak("Well, do ya?")
  }
}
I won't do it for less than $1 million!
============================================================================================
package actortest
import scala.actors._, Actor._
object Actor2 {
  case class Speak(line : String);
  case class Gesture(bodyPart : String, action : String);
  case class NegotiateNewContract;
  case class ThatsAWrap;
  def main(args : Array[String]) =  {
    def ct = "Thread " + Thread.currentThread().getName() + ": "
    val badActor = actor  {
      var done = false
      while (! done)
      receive  {
        case NegotiateNewContract => println("I won't do it for less than $1 million!")
        case Speak(line) => println(line)
        case Gesture(bodyPart, action) => println("(" + action + "s " + bodyPart + ")")
        case ThatsAWrap => println("Great cast party, everybody! See ya!")
             done = true
        case _ => System.out.println(ct + "Huh? I'll be in my trailer.")
      }
    }
    System.out.println(ct + "Negotiating...")
    badActor ! NegotiateNewContract
    System.out.println(ct + "Speaking...")
    badActor ! Speak("Do ya feel lucky, punk?")
    System.out.println(ct + "Gesturing...")
    badActor ! Gesture("face", "grimaces")
    System.out.println(ct + "Speaking again...")
    badActor ! Speak("Well, do ya?")
    System.out.println(ct + "Wrapping up")
    badActor ! ThatsAWrap
  }
}
Thread main: Negotiating...
Thread main: Speaking...
Thread main: Gesturing...
Thread main: Speaking again...
Thread main: Wrapping up
I won't do it for less than $1 million!
Do ya feel lucky, punk?
(grimacess face)
Well, do ya?
Great cast party, everybody! See ya!
==============================================================================
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