java uitls

/**
 * MongoDB通过请求参数查询
 * @param request
 * @param query
 */
protected void filterByParam(HttpServletRequest request, Query query) {
	request.getParameterMap().forEach((k,v)->{
		if (v.length>0) {
			query.addCriteria(Criteria.where(k).regex(v[0]));
		}
	});
}