How to retrieve raw JSON status from Twitter Sample Stream API using twitter4j. / twitter4j を使用して Twitter Sample API から生の JSON を取得する方法。

gistfile1.scala

import twitter4j._
import twitter4j.conf._
import twitter4j.json._

object Stream extends RawStreamListener {
  def main(args:String):Unit = { 
    val conf = new ConfigurationBuilder()
      .setDebugEnabled(true)
      .setOAuthConsumerKey("xxxx")
      .setOAuthConsumerSecret("xxxx")
      .setOAuthAccessToken("xxxx")
      .setOAuthAccessTokenSecret("xxxx")
      .build()
    val stream = new TwitterStreamFactory(conf).getInstance()
    stream.addListener(this)
    stream.sample()
  }
  def onMessage(rawString:String):Unit = {
    // You can restore Status instance by DataObjectFactory.
    // val status = DataObjectFactory.createStatus(rawString)
    System.out.println(rawString)
  }
  def onException(ex:Exception):Unit = {
    ex.printStackTrace()
  }
}