/// <summary>Add the node to the children list at the given insertion point.</summary>
/// <remarks>
/// Add the node to the children list at the given insertion point.
/// The basic add method which actually calls children.add(..).
/// </remarks>
private void AddChild(INode node, int insertionPoint)
{
if (children == null)
{
children = new AList <INode>(DefaultFilesPerDirectory);
}
node.SetParent(this);
children.Add(-insertionPoint - 1, node);
if (node.GetGroupName() == null)
{
node.SetGroup(GetGroupName());
}
}
/// <exception cref="System.IO.FileNotFoundException"/>
/// <exception cref="Org.Apache.Hadoop.FS.UnresolvedLinkException"/>
/// <exception cref="Org.Apache.Hadoop.Hdfs.Protocol.QuotaExceededException"/>
/// <exception cref="Org.Apache.Hadoop.Hdfs.Protocol.SnapshotAccessControlException"/
/// >
internal static void UnprotectedSetOwner(FSDirectory fsd, string src, string username
, string groupname)
{
System.Diagnostics.Debug.Assert(fsd.HasWriteLock());
INodesInPath inodesInPath = fsd.GetINodesInPath4Write(src, true);
INode inode = inodesInPath.GetLastINode();
if (inode == null)
{
throw new FileNotFoundException("File does not exist: " + src);
}
if (username != null)
{
inode = inode.SetUser(username, inodesInPath.GetLatestSnapshotId());
}
if (groupname != null)
{
inode.SetGroup(groupname, inodesInPath.GetLatestSnapshotId());
}
}