// queryPath on a share root will fail, we only know whether this is one after we have resolved DFS
                // referrals.
                try ( SmbTreeHandleImpl th = ensureTreeConnected() ) {
                    if ( this.fileLocator.getType() == TYPE_SHARE ) {
                        // treeConnect is good enough, but we need to do this after resolving DFS

                if ( ssn.getExpiration() != null && ssn.getExpiration() < now && !ssn.isInUse() ) {
                    if ( log.isDebugEnabled() ) {
                        log.debug("Closing session after timeout " + ssn);
                    }
                    ssn.logoff(false, false);
                }
            }
        }
        SmbSessionImpl ssn = new SmbSessionImpl(tf, targetHost, targetDomain, this);

                        newSessId = response.getSessionId();

                        if ( newSessId != curSessId ) {
                            throw new SmbAuthException("Server did not reauthenticate after expiration");
                        }
                    }
                    catch ( SmbAuthException sae ) {
                        throw sae;
                    }