/// <summary>
/// Checks file system limits (max component length and max directory items)
/// during a rename operation.
/// </summary>
/// <exception cref="Org.Apache.Hadoop.Hdfs.Protocol.FSLimitException.PathComponentTooLongException
/// "/>
/// <exception cref="Org.Apache.Hadoop.Hdfs.Protocol.FSLimitException.MaxDirectoryItemsExceededException
/// "/>
internal static void VerifyFsLimitsForRename(FSDirectory fsd, INodesInPath srcIIP
, INodesInPath dstIIP)
{
byte[] dstChildName = dstIIP.GetLastLocalName();
string parentPath = dstIIP.GetParentPath();
fsd.VerifyMaxComponentLength(dstChildName, parentPath);
// Do not enforce max directory items if renaming within same directory.
if (srcIIP.GetINode(-2) != dstIIP.GetINode(-2))
{
fsd.VerifyMaxDirItems(dstIIP.GetINode(-2).AsDirectory(), parentPath);
}
}
