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serialize.scala
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serialize.scala
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package a {
object Outer extends Serializable {
private object Inner extends Serializable
val inner: AnyRef = Inner
}
class Bar extends Serializable {
val x: AnyRef = Outer.inner
}
}
object Test {
def serializeDeserialize[T <: AnyRef](obj: T): T = {
import java.io.*
val buffer = new ByteArrayOutputStream
val out = new ObjectOutputStream(buffer)
out.writeObject(obj)
val in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray))
in.readObject.asInstanceOf[T]
}
object Foo extends Serializable {}
object Baz extends Serializable {
private def writeReplace(): AnyRef = {
this
}
}
def main(args: Array[String]): Unit = {
val x: PartialFunction[Int, Int] = { case x => x + 1 }
val adder = serializeDeserialize(x)
assert(adder(1) == 2)
val foo = serializeDeserialize(Foo)
assert(foo eq Foo)
val baz = serializeDeserialize(Baz)
assert(baz ne Baz)
val bar = new a.Bar
val bar1 = serializeDeserialize(bar)
assert(bar.x eq bar1.x)
}
}