J2EE我用对象保存到数据库为什么报空指针(我只能用SQL语句保存),在别人的电脑上却可以,这是怎么回事?
boolean updateFlg = false;try {
BidWinningNotice bidWinningNotice = new BidWinningNotice();
BeanUtils.copyProperties(bidWinningNotice,dynamicForm.getMap());
bidWinningNotice.setBwnId(dynamicForm.getString("bwnId"));
SimpleDateFormat dateFormat1 = new SimpleDateFormat("yyyy-MM-dd");
Date biddingTimePlan1 = dateFormat1.parse(dynamicForm.getString("noticeDate_i"));
bidWinningNotice.setNoticeDate(biddingTimePlan1);
dynamicForm.set("noticeDate", biddingTimePlan1);
String notice_company=dynamicForm.getString("noticeCompany");
bidWinningNotice.setNoticeCompany(notice_company);
dynamicForm.set("noticeCompany", notice_company);
String winning_notice_type=dynamicForm.getString("winningNoticeType");
bidWinningNotice.setNoticeCompany(winning_notice_type);
dynamicForm.set("winningNoticeType", winning_notice_type);
String remark=dynamicForm.getString("remark");
bidWinningNotice.setNoticeCompany(remark);
dynamicForm.set("remark", remark);
updateFlg = super.update(AppSystemConstants.DATASOUCE_DDH,bidWinningNotice,dynamicForm,bidWinningNotice.getBwnId());
} catch (Exception e) {
e.printStackTrace();
} --------------------编程问答-------------------- 这怎么看啊?异常信息发一下
--------------------编程问答-------------------- 谁是空指针,报要保存的对象为空指针,还是执行sql语句的dao为空指针? --------------------编程问答-------------------- 你这提问方式有问题 --------------------编程问答-------------------- 错误信息好歹也发下啊,直接就贴了段代码.....
补充:Java , Java EE