Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/5237#discussion_r28199691
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/columnar/ColumnTypeSuite.scala ---
@@ -229,3 +267,23 @@ class ColumnTypeSuite extends FunSuite with Logging {
}
}
}
+
+private[columnar] final case class CustomClass(a: Int, b: Long)
+
+private[columnar] object CustomerSerializer extends
Serializer[CustomClass] {
+ override def write(kryo: Kryo, output: Output, t: CustomClass) {
+ output.writeInt(t.a)
+ output.writeLong(t.b)
+ }
+ override def read(kryo: Kryo, input: Input, aClass: Class[CustomClass]):
CustomClass = {
+ val a = input.readInt()
+ val b = input.readLong()
+ CustomClass(a,b)
+ }
+}
+
+private[columnar] final class Registrator extends KryoRegistrator {
+ override def registerClasses(kryo: Kryo) {
+ kryo.register(classOf[CustomClass], CustomerSerializer)
+ }
+}
--- End diff --
new line at end of file
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