时间的处理方式（导util包）

String sql="insert into sys_voucher(adminId,theme,content,money,totalCount,status,createTime,updateTime) values
(?,?,?,?,?,?,now(),now())";

Date createTime1 = cou.getCreateTime();
String createTime = DateUtil.formatDate(createTime1, "yyyy-MM-dd HH:mm:ss");

user.setCreateTime(new Date(rs.getTimestamp("createTime").getTime()));
user.setUpdateTime(new Date(rs.getTimestamp("updateTime").getTime()));