[JAVA] ListMap for문, Map null 체크

List<Map<String, Object>> list = (List<Map<String, Object>>) paramMap.get("list");
                
    for(Map<String,Object> tempMap : list) {
        String sectionCode = MapUtils.getString(tempMap, "sectionCode", null);
        String keyword = MapUtils.getString(tempMap, "keyword", null);

        if (StringUtils.isNotBlank(sectionCode)) {
           
        }
        if (StringUtils.isNotBlank(keyword)) {
        }
        
    }
}