public boolean isB2BUAOrphan() {
        boolean b2bUAOrphan = getB2buaHelper() != null &&
                !getB2buaHelper().getSessionMap().isEmpty() &&
                getB2buaHelper().getLinkedSession(this) == null;
        if(logger.isDebugEnabled()) {
            logger.debug("isB2BUAOrphan:" + b2bUAOrphan);
        }
        return b2bUAOrphan;
    }
public boolean isB2BUAOrphan ( ) { boolean b2bUAOrphan = getB2buaHelper ( ) != null && ! getB2buaHelper ( ) . getSessionMap ( ) . isEmpty ( ) && getB2buaHelper ( ) . getLinkedSession ( this ) == null ; if ( logger . isDebugEnabled ( ) ) { logger . debug ( "isB2BUAOrphan:" + b2bUAOrphan ) ; } return b2bUAOrphan ; }
@return true if session is part of B2BUA but not linked to any session.