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| author | Ilya Maykov <ivmaykov@gmail.com> | 2013-09-30 16:45:48 -0700 |
|---|---|---|
| committer | Ilya Maykov <ivmaykov@gmail.com> | 2013-10-01 16:39:32 -0700 |
| commit | 55a558a50bf4e020db6de2cd0bd9dbe2e5179eda (patch) | |
| tree | 28e03f58df49491c39afe2d4a3428eb063e8eb45 /src/library/scala/collection/convert | |
| parent | 2bba7797028a19b541b5bd88bd2b732e9a58681c (diff) | |
| download | scala-55a558a50bf4e020db6de2cd0bd9dbe2e5179eda.tar.gz scala-55a558a50bf4e020db6de2cd0bd9dbe2e5179eda.tar.bz2 scala-55a558a50bf4e020db6de2cd0bd9dbe2e5179eda.zip | |
SI-7883 - don't iterate over all keys in MapWrapper.containsKey()
Diffstat (limited to 'src/library/scala/collection/convert')
| -rw-r--r-- | src/library/scala/collection/convert/Wrappers.scala | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/library/scala/collection/convert/Wrappers.scala b/src/library/scala/collection/convert/Wrappers.scala index 4410ddc7d8..6dab7c0e02 100644 --- a/src/library/scala/collection/convert/Wrappers.scala +++ b/src/library/scala/collection/convert/Wrappers.scala @@ -212,6 +212,12 @@ private[collection] trait Wrappers { } } } + + override def containsKey(key: AnyRef): Boolean = try { + underlying.contains(key.asInstanceOf[A]) + } catch { + case ex: ClassCastException => false + } } case class MutableMapWrapper[A, B](underlying: mutable.Map[A, B]) extends MapWrapper[A, B](underlying) { |