Fix issue #65: Change @serializable to extends Serializable in 2.9 branch

Note that we use scala.Serializable introduced in Scala 2.9 instead of
java.io.Serializable. Also, case classes inherit from scala.Serializable by
default.

1 files changed, 1 insertions, 1 deletions

diff --git a/examples/src/main/scala/spark/examples/Vector.scala b/examples/src/main/scala/spark/examples/Vector.scala
index ea70626e71..dd34dffee5 100644
--- a/examples/src/main/scala/spark/examples/Vector.scala
+++ b/examples/src/main/scala/spark/examples/Vector.scala
@@ -1,6 +1,6 @@
 package spark.examples
 
-@serializable class Vector(val elements: Array[Double]) {
+class Vector(val elements: Array[Double]) extends Serializable {
   def length = elements.length
   
   def apply(index: Int) = elements(index)