test

object WordCount {
  def main(args:Array[String]): Unit ={
    val sparkConf = new SparkConf().setMaster("Master:7077").setAppName("WordCount")
    val ssc = new StreamingContext(sparkConf,Seconds(1))

    val lines = ssc.socketTextStream("Master",9999)
    val words = lines.flatMap(_.split(" "))
    val wordCounts = words.map(x => (x,1)).reduceByKey(_+_)
    wordCounts.print()
    ssc.start()
    ssc.awaitTermination()
  }
}

<strong>格式測試</strong>