线程结束后执行demo

亦凉 2021-12-10 07:55 263阅读 0赞

/**
         * 账单excel导出
         */
        @ResponseBody
        @RequestMapping(value = "/excelOrder", method = RequestMethod.POST)
        public SystemResult excelOrder(long companyId,ApiPcOrderReq req, HttpServletRequest request, HttpServletResponse response) {
            log.info("账单excel导出入参companyId={}，ApiPcOrderReq={}", companyId,JSONObject.toJSONString(req));
            long startTime=System.currentTimeMillis();   //获取开始时间
            //根据多条件查询userList
            String name=req.getUserName();
            if (StringUtils.isNotBlank(name))name="%"+name+"%";
           List<Integer> orderUserIds = crmUserDao.findByCondition(name, req.getOrganization_id(),req.getBranch_id());
            log.info("账单excel导出|orderUserIds={}",orderUserIds.size());
    
            log.info("根据人员id列表和其余条件拿到订单列表");
            List<OrderOrder>orders = orderOrderDao.findExcelOrders(orderUserIds,
                    req.getPayStatus(),
                    req.getOrderDate(),
                    req.getPayTimeStart(),
                    req.getPayTimeEnd());
    
            //遍历查询部门支部名称信息
            List<ApiPcOrderResp.order> orderModerns=new ArrayList<ApiPcOrderResp.order>();
    
            ExecutorService es = Executors.newCachedThreadPool();
            for (OrderOrder order:
            orders) {
                Thread thread=new Thread(()->{
                    getAllNames(orderModerns, order);
                });
                es.execute(thread);
            }
            /*
             * es.shutdown(); 阻止新任务的提交，但是原本已经提交的，不会受到影响，当已提交的任务全部完成后，中断闲置的线程
             * es.shutdownNow(); 阻止新任务的提交，且已提交的任务也会受到影响，不等已提交的任务完成，就会中断所有的线程。
             */
            es.shutdown();
            log.info("账单excel导出|获取的账单数orderModerns={}", orderModerns.size());
    
            try {
                myLock(es,orderModerns,request,response,companyId);
            } catch (Exception e) {
                e.printStackTrace();
                result=new SystemResult(Dict_transaction_result_code.SYSTEM_EXCEPTION,"账单excel导出|excel系统异常",companyId);
                log.info("账单excel导出result={}", JSONObject.toJSONString(result));
                return result;
            }
    
            result=new SystemResult(Dict_transaction_result_code.SUCCESS,"账单excel导出",companyId);
            log.info("账单excel导出result={}", JSONObject.toJSONString(result));
            long endTime=System.currentTimeMillis();   //获取开始时间
            log.info("=============执行时间time={}ms",endTime-startTime);
            return result;
        }
    
        private void myLock(ExecutorService es,List<ApiPcOrderResp.order> orderModerns, HttpServletRequest request, HttpServletResponse response,long companyId) throws IOException, InterruptedException {
            if (es.isTerminated()) {
                excelService.excelOrder(orderModerns,request,response,companyId);
            } else {
                Thread.sleep(1000 * 60); // 1000 毫秒，也就是1秒.1分
                myLock(es,orderModerns,request,response,companyId);
            }
        }