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7127235: (fs) NPE in Files.walkFileTree if cached attributes are GC'ed

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Reviewed-by: forax, chegar
This commit is contained in:
Alan Bateman 2012-01-06 15:00:22 +00:00
parent d1c86caeaa
commit 5fa281c0ee
1 changed files with 1 additions and 1 deletions
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jdk/src/share/classes/java/nio/file/FileTreeWalker.java
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@ -92,7 +92,7 @@ class FileTreeWalker {
(System.getSecurityManager() == null))
{
BasicFileAttributes cached = ((BasicFileAttributesHolder)file).get();
if (!followLinks || !cached.isSymbolicLink())
if (cached != null && (!followLinks || !cached.isSymbolicLink()))
attrs = cached;
}
IOException exc = null;