}
@Override
public XDR handleInternal(RpcCall rpcCall, final XDR xdr, XDR out,
InetAddress client, Channel channel) {
final NFSPROC3 nfsproc3 = NFSPROC3.fromValue(rpcCall.getProcedure());
int xid = rpcCall.getXid();
Credentials credentials = rpcCall.getCredential();
// Ignore auth only for NFSPROC3_NULL, especially for Linux clients.
if (nfsproc3 != NFSPROC3.NULL) {