/// <exception cref="Org.Apache.Hadoop.Hdfs.Protocol.SnapshotException"/>
private void CheckNestedSnapshottable(INodeDirectory dir, string path)
{
if (allowNestedSnapshots)
{
return;
}
foreach (INodeDirectory s in snapshottables.Values)
{
if (s.IsAncestorDirectory(dir))
{
throw new SnapshotException("Nested snapshottable directories not allowed: path="
+ path + ", the subdirectory " + s.GetFullPathName() + " is already a snapshottable directory."
);
}
if (dir.IsAncestorDirectory(s))
{
throw new SnapshotException("Nested snapshottable directories not allowed: path="
+ path + ", the ancestor " + s.GetFullPathName() + " is already a snapshottable directory."
);
}
}
}