/**
     * Turn off the read-only attribute of this file. This is shorthand for
     * <tt>setAttributes( getAttributes() &amp; ~ATTR_READONLY )</tt>.
     *
     * @throws CIFSException
     */
    void setReadWrite () throws CIFSException;


    /**
     * Make this file read-only. This is shorthand for <tt>setAttributes(
     * getAttributes() | ATTR_READ_ONLY )</tt>.
     *
     * @throws CIFSException
     */

            if ( !exists() ) {
                throw new SmbException(NtStatus.NT_STATUS_OBJECT_NAME_NOT_FOUND, null);
            }

            if ( ( this.attributes & ATTR_READONLY ) != 0 ) {
                setReadWrite();
            }

            /*
             * Delete or Delete Directory Request / Response
             */

            if ( log.isDebugEnabled() ) {

            attrExpiration = System.currentTimeMillis() + attrExpirationPeriod;
            isExists = true;
        }

        if(( attributes & ATTR_READONLY ) != 0 ) {
            setReadWrite();
        }

        /*
         * Delete or Delete Directory Request / Response
         */

        if( log.level >= 3 )
            log.println( "delete: " + fileName );