diff options
author | mihaylov <mihaylov@epfl.ch> | 2008-02-13 02:07:14 +0000 |
---|---|---|
committer | mihaylov <mihaylov@epfl.ch> | 2008-02-13 02:07:14 +0000 |
commit | 433db019ec8b99cf9809a25205a2c29232fce906 (patch) | |
tree | 65a279ad6c38fb97c90c54424cc617e3c161c7d0 /src | |
parent | 50af342498c848afbe6f2d19eb9265614d776f27 (diff) | |
download | scala-433db019ec8b99cf9809a25205a2c29232fce906.tar.gz scala-433db019ec8b99cf9809a25205a2c29232fce906.tar.bz2 scala-433db019ec8b99cf9809a25205a2c29232fce906.zip |
Slightly improved efficiency of ::.writeObject(...
Slightly improved efficiency of ::.writeObject() by not creating an
iterator If style over efficiency is preferred then the code should be
this.foreach(out.writeObject)
Diffstat (limited to 'src')
-rw-r--r-- | src/library/scala/List.scala | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/library/scala/List.scala b/src/library/scala/List.scala index c2158b9f2a..7d65d6d35c 100644 --- a/src/library/scala/List.scala +++ b/src/library/scala/List.scala @@ -1260,8 +1260,8 @@ final case class ::[B](private var hd: B, private[scala] var tl: List[B]) extend import java.io._ private def writeObject(out: ObjectOutputStream) { - val i = elements - while (i.hasNext) out.writeObject(i.next) + var xs: List[B] = this + while (!xs.isEmpty) { out.writeObject(xs.head); xs = xs.tail } out.writeObject(ListSerializeEnd) } |