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| author | Lukas Rytz <lukas.rytz@gmail.com> | 2016-07-06 15:44:51 +0200 |
|---|---|---|
| committer | Lukas Rytz <lukas.rytz@gmail.com> | 2016-07-06 15:44:51 +0200 |
| commit | 78c3bfd2ec49a26604cc2eedb445555efaac14fe (patch) | |
| tree | 89eb453f4134e5fd13896f0148e5b4a8d645804f /src/library/scala/reflect/ClassTag.scala | |
| parent | 6612ba010b0e70c53550d1e47141c8dc89a55f23 (diff) | |
| download | scala-78c3bfd2ec49a26604cc2eedb445555efaac14fe.tar.gz scala-78c3bfd2ec49a26604cc2eedb445555efaac14fe.tar.bz2 scala-78c3bfd2ec49a26604cc2eedb445555efaac14fe.zip | |
SI-8561 named subclasses for known Manifest / ClassTag instances
This helps keeping ClassTag serialization stable under accidental
changes (like changing the order of definitions, which would change the
name of the anonymous classes).
Diffstat (limited to 'src/library/scala/reflect/ClassTag.scala')
| -rw-r--r-- | src/library/scala/reflect/ClassTag.scala | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/library/scala/reflect/ClassTag.scala b/src/library/scala/reflect/ClassTag.scala index 1811d3a00f..3a300e0593 100644 --- a/src/library/scala/reflect/ClassTag.scala +++ b/src/library/scala/reflect/ClassTag.scala @@ -134,6 +134,8 @@ object ClassTag { val Nothing : ClassTag[scala.Nothing] = Manifest.Nothing val Null : ClassTag[scala.Null] = Manifest.Null + private class GenericClassTag[T](val runtimeClass: jClass[_]) extends ClassTag[T] + def apply[T](runtimeClass1: jClass[_]): ClassTag[T] = runtimeClass1 match { case java.lang.Byte.TYPE => ClassTag.Byte.asInstanceOf[ClassTag[T]] @@ -148,7 +150,7 @@ object ClassTag { case ObjectTYPE => ClassTag.Object.asInstanceOf[ClassTag[T]] case NothingTYPE => ClassTag.Nothing.asInstanceOf[ClassTag[T]] case NullTYPE => ClassTag.Null.asInstanceOf[ClassTag[T]] - case _ => new ClassTag[T]{ def runtimeClass = runtimeClass1 } + case _ => new GenericClassTag[T](runtimeClass1) } def unapply[T](ctag: ClassTag[T]): Option[Class[_]] = Some(ctag.runtimeClass) |