Mercurial Hosting > luan
diff core/src/luan/DeepCloner.java @ 195:24ede40ee0aa
make MetatableGetter DeepCloneable, scoped, and secure
git-svn-id: https://luan-java.googlecode.com/svn/trunk@196 21e917c8-12df-6dd8-5cb6-c86387c605b9
| author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
|---|---|
| date | Thu, 03 Jul 2014 08:19:48 +0000 |
| parents | 3dcb0f9bee82 |
| children | c6bcb8859b93 |
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--- a/core/src/luan/DeepCloner.java Wed Jul 02 04:52:25 2014 +0000 +++ b/core/src/luan/DeepCloner.java Thu Jul 03 08:19:48 2014 +0000 @@ -8,6 +8,8 @@ private final Map<Object,Object> cloned = new IdentityHashMap<Object,Object>(); public <T extends DeepCloneable<T>> T deepClone(T obj) { + if( obj==null ) + return null; @SuppressWarnings("unchecked") T rtn = (T)cloned.get(obj); if( rtn == null ) {