gistfile1.txt

package study

import org.specs2.mutable.Specification
import scalaz.Identity
import org.sisioh.dddbase.core.Entity
import java.io._

class Hoge extends Specification {

  "Serial " should {
    "aaa" in {
      val bar = new Bar(Identity(1), "aaa")
      val bos = new ByteArrayOutputStream()
      val oos = new ObjectOutputStream(bos)

      oos.writeObject(bar)

      val bis = new ByteArrayInputStream(bos.toByteArray)
      val ois = new ObjectInputStream(bis)

      val readBar = ois.readObject().asInstanceOf[Bar]
      readBar.identity must_== Identity(1)
      readBar.str must_== "aaa"

    }
  }
}

class Bar(@transient val identity:Identity[Int], val str:String) extends Entity[Int] with Serializable {
  @throws(classOf[IOException])
  private def writeObject(stream:java.io.ObjectOutputStream) : Unit = {
     stream.defaultWriteObject()
     stream.writeInt(identity.value)
  }
  @throws(classOf[IOException])
  private def readObject(stream:java.io.ObjectInputStream) : Unit = {
    stream.defaultReadObject()
    val hoge = stream.readInt()
    val field = getClass.getDeclaredField("identity")
    field.setAccessible(true)
    println("hoge [" + hoge + "]")
    field.set(this, Identity(hoge))


  }

}