this.isExists = true;

        }
        catch ( UnknownHostException uhe ) {
            log.debug("Unknown host", uhe);
        }
        catch ( SmbException se ) {
            log.trace("exists:", se);
            switch ( se.getNtStatus() ) {
            case NtStatus.NT_STATUS_NO_SUCH_FILE:
            case NtStatus.NT_STATUS_OBJECT_NAME_INVALID:
            case NtStatus.NT_STATUS_OBJECT_NAME_NOT_FOUND:

                    dest.setPathInformation( attributes, createTime, lastModified );
                } catch( SmbException se ) {
                    if( se.getNtStatus() != NtStatus.NT_STATUS_ACCESS_DENIED &&
                            se.getNtStatus() != NtStatus.NT_STATUS_OBJECT_NAME_COLLISION ) {
                        throw se;
                    }
                }
            }