NewSerializationDemo.scala

/**
  * Created by hkatz on 11/1/16.
  */
import scala.pickling._
import scala.pickling.binary.{ BinaryPickle => bipck}
import scala.pickling.fastbinary.{ BinaryPickle => fbipck}
//import scala.pickling.json._
import scala.pickling.binary._
import java.io._


class Brotherhood(
                   var name: String,
                   var brothers: Option[Seq[Brotherhood]])

object Brotherhood {

  def pickleTo(brothers: Brotherhood, filename: String) = {
    // convert to Pickle binary object
    val brothersPickle = brothers.pickle
    // get the pickle bytes array
    val brothersPickleByteArray = brothersPickle.value
    // write bytes array into the file
    val fos = new FileOutputStream("./" + filename)
    fos.write(brothersPickleByteArray)
    fos.close
  }

  def unpickleFrom(filename: String): Brotherhood = {
    val brothersRawFromFile = scala.io.Source.fromFile("./" + filename).map(_.toByte).toArray
    val brothersUnpickleValue = bipck(brothersRawFromFile)
    val brothersUnpickle: Brotherhood = brothersUnpickleValue.unpickle[Brotherhood]
    brothersUnpickle
  }

}

object SerializationDemo extends App {

  val tom = new Brotherhood("Tom", None)
  val smith = new Brotherhood("Smith", None)
  val richard = new Brotherhood("Richard", None)
  val brothers = new Brotherhood("Assassin", Option(Seq(tom, smith, richard)))

  Brotherhood.pickleTo(brothers, "PickleBinaryFile")
  val brotherhoodUnpickle = Brotherhood.unpickleFrom("PickleBinaryFile")

}