Scala Library
scala

trait NotNull
[source: scala/NotNull.scala]
trait NotNull
extends AnyRef
A marker trait for things that are not allowed to be null
Since
2.5
Methods inherited from AnyRef
getClass, hashCode, equals, clone, toString, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized
Methods inherited from Any
==, !=, isInstanceOf, asInstanceOf
Scala Library