if itemgetId == null throw new RuntimeException缺少id; TProjectreports p = tProjectreportsMapperselectTProjectreportsByIditemgetId; ProjectEntity project = projectEntityMapperselectProject

// 如果item的id为空，则抛出运行时异常，提示缺少id if (item.getId() == null) throw new RuntimeException("缺少id");

// 根据item的id查询TProjectreports对象 TProjectreports p = tProjectreportsMapper.selectTProjectreportsById(item.getId());

// 根据TProjectreports对象中的projectId查询ProjectEntity对象 ProjectEntity project = projectEntityMapper.selectProjectEntityById(p.getProjectId());

// 如果用户已经提交了该报告的陈述id，则抛出运行时异常，提示操作异常，请刷新页面 if (checkSubmit(user, p.getStatementId()) == true) throw new RuntimeException("操作异常，请刷新页面！");

// 创建SimpleDateFormat对象，用于格式化日期字符串 SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd")