private class HibernateIndexEntitiesIndexer implements IndexEntitiesIndexer {
 
        public void performIndex(CompassSession session, IndexEntity[] entities) {
 
            for (int i = 0; i < entities.length; i++) {
                HibernateEntityInfo entityInfo = (HibernateEntityInfo) entities<i>;
                HibernateSessionWrapper sessionWrapper = doGetHibernateSessionWrapper();
                ScrollableResults cursor = null;
                try{
                    sessionWrapper.open();
                    cursor = sessionWrapper.getSession().createQuery(entityInfo.getSelectQuery()).setFetchSize(fetchCount).scroll(ScrollMode.FORWARD_ONLY);
                    int count = 0;
                    while(cursor.next()){
                	Object item = cursor.get(0);
            		session.create(item);
            		sessionWrapper.getSession().evict(item);
            		count++;
            		if(count == fetchCount){
            			session.evictAll();
            			count=0;
            		}
                    }
                    cursor.close();
                    sessionWrapper.close();
                }
                catch (Exception e) {
                    log.error(buildMessage("Failed to index the database"), e);
                    if(cursor != null){
                    	cursor.close();
                    }
                    sessionWrapper.closeOnError();
                    if (!(e instanceof HibernateGpsDeviceException)) {
                        throw new HibernateGpsDeviceException(buildMessage("Failed to index the database"), e);
                    }
                    throw (HibernateGpsDeviceException) e;
                }
            }
 
        }
    }