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Only instantiate clazz when includeManifest is enabled #290

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Original file line number Diff line number Diff line change
Expand Up @@ -73,13 +73,13 @@ private[kryo] class KryoSerializerBackend(val kryo: Kryo, val bufferSize: Int, v
// Implements ByteBufferSerializer
override def fromBinary(buf: ByteBuffer, manifest: String): AnyRef = {
val buffer = getInput(buf)
val clazz = system.dynamicAccess.getClassFor[AnyRef](manifest)
if (includeManifest)
if (includeManifest) {
val clazz = system.dynamicAccess.getClassFor[AnyRef](manifest)
clazz match {
case Success(c) => kryo.readObject(buffer, c).asInstanceOf[AnyRef]
case _ => throw new RuntimeException("Object of unknown class cannot be deserialized")
}
else
} else
kryo.readClassAndObject(buffer)
}

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