注意jar包不要导错了。
import net.sf.json.JSONArray;
//第一种
JSONArray dataJson= JSONArray .fromObject(creaGathering);
List<CreaUserTemplate> list = (List<CreaUserTemplate>) JSONArray.toCollection(dataJson,CreaUserTemplate.class);
creaUserTemplateService.insertBatch(list);
//第二种
List<CreaUserTemplate> templatesList = new ArrayList<CreaUserTemplate>();
templatesList = JSON.parseArray(creaGathering, CreaUserTemplate.class) ;
creaUserTemplateService.insertBatch(templatesList);