private List<Map<String, Object>> createExcelRecord(List<User> list) { List<Map<String, Object>> listmap = new ArrayList<Map<String, Object>>(); Map<String, Object> map = new HashMap<String, Object>(); map.put("sheetName", "sheet1"); listmap.add(map); User user = null; for (int j = 0; j < list.size(); j++) { user = list.get(j); Map<String, Object> mapValue = new HashMap<String, Object>(); mapValue.put("Id", user.getId()); mapValue.put("Username", user.getUsername()); mapValue.put("Password", user.getPassword()); mapValue.put("Status", user.getStatus()); mapValue.put("Description", user.getDescription()); mapValue.put("Enabled", user.getEnabled()); mapValue.put("CreateDate", user.getCreateDate()); mapValue.put("UpdateDate", user.getUpdateDate()); mapValue.put("Ip", user.getIp()); mapValue.put("Telephone", user.getTelephone()); mapValue.put("Salt", user.getSalt()); mapValue.put("Locked", user.getLocked()); mapValue.put("Email", user.getEmail()); mapValue.put("Sex", user.getSex()); mapValue.put("Address", user.getAddress()); listmap.add(mapValue); } return listmap; }