|  |  | 
 |  |  | package com.mzl.flower.service.impl.wallet; | 
 |  |  |  | 
 |  |  | import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; | 
 |  |  | import com.baomidou.mybatisplus.extension.plugins.pagination.Page; | 
 |  |  | import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; | 
 |  |  | import com.mzl.flower.config.PyamentV3Configurer; | 
 |  |  | import com.mzl.flower.config.exception.ValidationException; | 
 |  |  | import com.mzl.flower.config.security.SecurityUtils; | 
 |  |  | import com.mzl.flower.dto.request.wallet.QueryWalletDTO; | 
 |  |  | import com.mzl.flower.constant.Constants; | 
 |  |  | import com.mzl.flower.constant.LockConstants; | 
 |  |  | import com.mzl.flower.dto.request.payment.TransferDetailReqDTO; | 
 |  |  | import com.mzl.flower.dto.request.payment.TransferReqDTO; | 
 |  |  | import com.mzl.flower.dto.request.wallet.CreateWalletWithdrawRecordDTO; | 
 |  |  | import com.mzl.flower.dto.request.wallet.QueryWalletWithdrawDTO; | 
 |  |  | import com.mzl.flower.dto.request.wallet.WalletWithdrawRecordDTO; | 
 |  |  | import com.mzl.flower.dto.response.supplier.SupplierDTO; | 
 |  |  | import com.mzl.flower.dto.response.wallet.WalletWithdrawRecordVO; | 
 |  |  | import com.mzl.flower.entity.supplier.Supplier; | 
 |  |  | import com.mzl.flower.entity.system.UserWechat; | 
 |  |  | import com.mzl.flower.entity.wallet.WalletBillRecordDO; | 
 |  |  | import com.mzl.flower.entity.wallet.WalletDO; | 
 |  |  | import com.mzl.flower.entity.wallet.WalletWithdrawRecordDO; | 
 |  |  | import com.mzl.flower.mapper.supplier.SupplierMapper; | 
 |  |  | import com.mzl.flower.mapper.system.UserWechatMapper; | 
 |  |  | import com.mzl.flower.mapper.wallet.WalletBillRecordMapper; | 
 |  |  | import com.mzl.flower.mapper.wallet.WalletMapper; | 
 |  |  | import com.mzl.flower.mapper.wallet.WalletWithdrawRecordMapper; | 
 |  |  | import com.mzl.flower.service.payment.UserPaymentV3Service; | 
 |  |  | import com.mzl.flower.service.supplier.SupplierService; | 
 |  |  | import com.mzl.flower.service.wallet.WalletBillRecordService; | 
 |  |  | import com.mzl.flower.service.wallet.WalletService; | 
 |  |  | import com.mzl.flower.service.wallet.WalletWithdrawRecordService; | 
 |  |  | import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; | 
 |  |  | import com.mzl.flower.utils.UUIDGenerator; | 
 |  |  | import lombok.RequiredArgsConstructor; | 
 |  |  | import lombok.extern.slf4j.Slf4j; | 
 |  |  | import org.redisson.api.RLock; | 
 |  |  | import org.redisson.api.RedissonClient; | 
 |  |  | import org.springframework.beans.BeanUtils; | 
 |  |  | import org.springframework.beans.factory.annotation.Autowired; | 
 |  |  | import org.springframework.stereotype.Service; | 
 |  |  | import org.springframework.transaction.annotation.Transactional; | 
 |  |  | import org.springframework.util.ObjectUtils; | 
 |  |  | import org.springframework.util.StringUtils; | 
 |  |  |  | 
 |  |  | import java.math.BigDecimal; | 
 |  |  | import java.time.LocalDateTime; | 
 |  |  | import java.time.ZoneId; | 
 |  |  | import java.time.format.DateTimeFormatter; | 
 |  |  | import java.util.ArrayList; | 
 |  |  | import java.util.List; | 
 |  |  | import java.util.concurrent.TimeUnit; | 
 |  |  |  | 
 |  |  | /** | 
 |  |  |  * <p> | 
 |  |  |  *  服务实现类 | 
 |  |  |  * 服务实现类 | 
 |  |  |  * </p> | 
 |  |  |  * | 
 |  |  |  * @author @TaoJie | 
 |  |  |  * @since 2024-10-22 | 
 |  |  |  */ | 
 |  |  | @Slf4j | 
 |  |  | @Service | 
 |  |  | @Transactional | 
 |  |  | @RequiredArgsConstructor | 
 |  |  | public class WalletWithdrawRecordServiceImpl extends ServiceImpl<WalletWithdrawRecordMapper, WalletWithdrawRecordDO> implements WalletWithdrawRecordService { | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     private final WalletWithdrawRecordMapper walletWithdrawRecordMapper; | 
 |  |  |     private final WalletService walletService; | 
 |  |  |     private final SupplierService supplierService; | 
 |  |  |     private final SupplierMapper supplierMapper; | 
 |  |  |     private final UserWechatMapper wechatMapper; | 
 |  |  |     private final UserPaymentV3Service paymentV3Service; | 
 |  |  |  | 
 |  |  |     private final WalletBillRecordMapper walletBillRecordMapper; | 
 |  |  |  | 
 |  |  |     private final WalletBillRecordService walletBillRecordService; | 
 |  |  |  | 
 |  |  |     private final WalletMapper walletMapper; | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     @Autowired | 
 |  |  |     RedissonClient redissonClient; | 
 |  |  |  | 
 |  |  |     @Transactional | 
 |  |  |     @Override | 
 |  |  |     public Page<WalletWithdrawRecordVO> queryPage(QueryWalletDTO queryWalletDTO, Page page) { | 
 |  |  |     public boolean create(CreateWalletWithdrawRecordDTO dto) { | 
 |  |  |  | 
 |  |  |         SupplierDTO supplierDTO = supplierService.getCurrentSupplier(); | 
 |  |  |         if (null == supplierDTO) { | 
 |  |  |             throw new ValidationException("供应商不能为空"); | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         WalletDO walletDO = walletService.getCurrentSupplier(); | 
 |  |  |         if (null == walletDO) { | 
 |  |  |             throw new ValidationException("钱包不能为空"); | 
 |  |  |         } | 
 |  |  |         // 查看钱包的金额是不是大于要提现的金额 | 
 |  |  |         if (null != walletDO.getWithdrawableAmount() && null != dto.getAmount() && walletDO.getWithdrawableAmount().compareTo(dto.getAmount()) < 0) { | 
 |  |  |             throw new ValidationException("钱包金额不足"); | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         RLock lock = redissonClient.getLock(String.format(LockConstants.WALLET_ID_KEY, walletDO.getId())); | 
 |  |  |         // 获取锁,最多等待 10 秒,锁自动释放时间 30 秒 | 
 |  |  |         try { | 
 |  |  |             if (lock.tryLock(10, 30, TimeUnit.SECONDS)) { | 
 |  |  |                 try { | 
 |  |  |  | 
 |  |  |                     // 加锁了之后需要二次查询,防止未加锁之前 someone else 已经修改了 | 
 |  |  |                     walletDO = walletService.getCurrentSupplier(); | 
 |  |  |                     if (null == walletDO) { | 
 |  |  |                         throw new ValidationException("钱包不能为空"); | 
 |  |  |                     } | 
 |  |  |                     // 查看钱包的金额是不是大于要提现的金额 | 
 |  |  |                     if (null != walletDO.getWithdrawableAmount() && null != dto.getAmount() && walletDO.getWithdrawableAmount().compareTo(dto.getAmount()) < 0) { | 
 |  |  |                         throw new ValidationException("钱包金额不足"); | 
 |  |  |                     } | 
 |  |  |  | 
 |  |  |                     // 1.新增一条余额提现记录 | 
 |  |  |                     WalletWithdrawRecordDO withdrawRecordDO = new WalletWithdrawRecordDO(); | 
 |  |  |                     //原金额 | 
 |  |  |                     withdrawRecordDO.setOriginalAmount(walletDO.getWithdrawableAmount()); | 
 |  |  |                     // 变动金额 | 
 |  |  |                     withdrawRecordDO.setChangeAmount(dto.getAmount()); | 
 |  |  |                     // 余额 | 
 |  |  |                     withdrawRecordDO.setBalance(walletDO.getWithdrawableAmount().subtract(dto.getAmount())); | 
 |  |  |                     withdrawRecordDO.setAmount(dto.getAmount()); | 
 |  |  |                     withdrawRecordDO.setSupplierId(supplierDTO.getId()); | 
 |  |  |                     withdrawRecordDO.setWithdrawState(Constants.WALLET_WITHDRAW_STATE.WAITING.name()); | 
 |  |  |                     withdrawRecordDO.setMethod(Constants.WALLET_WITHDRAW_METHOD.WEIXIN.name()); | 
 |  |  |                     withdrawRecordDO.setWithdrawType(Constants.WALLET_WITHDRAW_TYPE.BALANCE.name()); | 
 |  |  |                     // 待审核状态 | 
 |  |  |                     withdrawRecordDO.setApproveState(Constants.WALLET_APPROVE_STATE.WAITING.name()); | 
 |  |  |  | 
 |  |  |                     withdrawRecordDO.create(SecurityUtils.getUserId()); | 
 |  |  |  | 
 |  |  |                     // 保存余额提现记录 | 
 |  |  |                     save(withdrawRecordDO); | 
 |  |  |  | 
 |  |  |  | 
 |  |  |                     // 2.新增一条账单明细 | 
 |  |  |                     WalletBillRecordDO walletBillRecordDO=new WalletBillRecordDO(); | 
 |  |  |                     walletBillRecordDO.setId(UUIDGenerator.getUUID()); | 
 |  |  |                     walletBillRecordDO.setSupplierId(supplierDTO.getId()); | 
 |  |  |                     walletBillRecordDO.setWalletId(walletDO.getId()); | 
 |  |  |                     walletBillRecordDO.setType(Constants.BILL_CHANGE_TYPE.withdraw.name()); | 
 |  |  |                     // 发起提现 | 
 |  |  |                     walletBillRecordDO.setWithdrawType(Constants.BILL_WITHDRAW_TYPE.start.name()); | 
 |  |  |                     walletBillRecordDO.setMethod(Constants.BILL_CHANGE_METHOD.reduce.name()); | 
 |  |  |                     walletBillRecordDO.setOriginalAmount(walletDO.getWithdrawableAmount()); | 
 |  |  |                     walletBillRecordDO.setChangeAmount(dto.getAmount()); | 
 |  |  |                     walletBillRecordDO.setBalance(walletDO.getWithdrawableAmount().subtract(dto.getAmount())); | 
 |  |  |                     walletBillRecordDO.create(SecurityUtils.getUserId()); | 
 |  |  |  | 
 |  |  |                     // 保存账单明细 | 
 |  |  |                     walletBillRecordService.save(walletBillRecordDO); | 
 |  |  |  | 
 |  |  |  | 
 |  |  |  | 
 |  |  |                     // 3. 钱包更新 | 
 |  |  |                     // 钱包可提现的钱等于当前钱包可提现的钱-提现的钱 | 
 |  |  |                     walletDO.setWithdrawableAmount(walletDO.getWithdrawableAmount().subtract(dto.getAmount())); | 
 |  |  |                     // 提现中的钱等于原有可提现的钱+提现的钱 | 
 |  |  |                     walletDO.setWithdrawingAmount(walletDO.getWithdrawingAmount().add(dto.getAmount())); | 
 |  |  |                     walletDO.update(SecurityUtils.getUserId()); | 
 |  |  |  | 
 |  |  |                     // 更新钱包 | 
 |  |  |                     return walletService.updateById(walletDO); | 
 |  |  |  | 
 |  |  |                 } finally { | 
 |  |  |                     lock.unlock(); | 
 |  |  |                 } | 
 |  |  |             } | 
 |  |  |         } catch (InterruptedException e) { | 
 |  |  |             throw new RuntimeException(e); | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         return false; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     @Override | 
 |  |  |     public Page<WalletWithdrawRecordVO> queryPage(QueryWalletWithdrawDTO queryWalletDTO, Page page) { | 
 |  |  |         List<WalletWithdrawRecordVO> list = walletWithdrawRecordMapper.queryPage(queryWalletDTO, page); | 
 |  |  |         page.setRecords(list); | 
 |  |  |         return page; | 
 |  |  | 
 |  |  |  | 
 |  |  |     @Override | 
 |  |  |     public void updateWallet(WalletWithdrawRecordDTO walletWithdrawRecordDTO) { | 
 |  |  |  | 
 |  |  |         WalletWithdrawRecordDO withdrawRecordDO = walletWithdrawRecordMapper.selectById(walletWithdrawRecordDTO.getId()); | 
 |  |  |         if (withdrawRecordDO == null) { | 
 |  |  |             throw new ValidationException("提现记录信息不存在"); | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         if (StringUtils.isEmpty(walletWithdrawRecordDTO.getApproveState())) { | 
 |  |  |             throw new ValidationException("审批状态不能为空"); | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         if (Constants.WALLET_APPROVE_STATE.REJECT.name().equals(walletWithdrawRecordDTO.getApproveState())) { | 
 |  |  |             if (StringUtils.isEmpty(walletWithdrawRecordDTO.getRejectReason())) { | 
 |  |  |                 throw new ValidationException("不通过理由不能为空"); | 
 |  |  |             } | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         BeanUtils.copyProperties(walletWithdrawRecordDTO, withdrawRecordDO); | 
 |  |  |         withdrawRecordDO.update(SecurityUtils.getUserId()); | 
 |  |  |         withdrawRecordDO.setApproveState(walletWithdrawRecordDTO.getApproveState()); | 
 |  |  |         withdrawRecordDO.setApproveBy(SecurityUtils.getUserId()); | 
 |  |  |         withdrawRecordDO.setApproveTime(LocalDateTime.now()); | 
 |  |  |         if(Constants.WALLET_APPROVE_STATE.REJECT.name().equals(walletWithdrawRecordDTO.getApproveState())){ | 
 |  |  |             //如果拒绝直接提现失败 | 
 |  |  |             withdrawRecordDO.setWithdrawState(Constants.WALLET_WITHDRAW_STATE.FAILURE.name()); | 
 |  |  |         } | 
 |  |  |         walletWithdrawRecordMapper.updateById(withdrawRecordDO); | 
 |  |  |  | 
 |  |  |         //审批通过之后写转账信息 | 
 |  |  |         if (Constants.WALLET_APPROVE_STATE.APPROVE.name().equals(walletWithdrawRecordDTO.getApproveState())) { | 
 |  |  |             RLock recordLock = redissonClient.getLock(String.format(LockConstants.WALLET_WITHDRAW_RECORD_KEY, walletWithdrawRecordDTO.getId())); | 
 |  |  |             try { | 
 |  |  |                 if (recordLock.tryLock(10, 30, TimeUnit.SECONDS)) { | 
 |  |  |                     try { | 
 |  |  |                         if(!walletWithdrawRecordDTO.getApproveState().equals(Constants.WALLET_APPROVE_STATE.WAITING)){ | 
 |  |  |                             String msg =  "重复通过"; | 
 |  |  |                             throw new ValidationException(msg); | 
 |  |  |                         } | 
 |  |  |                         Supplier s = supplierMapper.selectById(withdrawRecordDO.getSupplierId()); | 
 |  |  |                         WalletDO walletDO = walletService.getOrCreateBySupplierId(s.getId()); | 
 |  |  |                         RLock lock = redissonClient.getLock(String.format(LockConstants.WALLET_ID_KEY, walletDO.getId())); | 
 |  |  |                         try { | 
 |  |  |                             if (lock.tryLock(10, 30, TimeUnit.SECONDS)) { | 
 |  |  |                                 try { | 
 |  |  |                                     if (!ObjectUtils.isEmpty(walletDO)) { | 
 |  |  |                                         String name = ""; | 
 |  |  |                                         name = "供应商" + s.getName(); | 
 |  |  |                                         UserWechat wechat = wechatMapper.selectOne(new QueryWrapper<UserWechat>().eq("user_id", s.getUserId())); | 
 |  |  |  | 
 |  |  |                                         if (wechat == null) { | 
 |  |  |                                             String msg = name + "未绑定账号无法提现"; | 
 |  |  |                                             log.error(msg); | 
 |  |  |                                             throw new ValidationException(msg); | 
 |  |  |                                         } | 
 |  |  |  | 
 |  |  |                                         LocalDateTime now = LocalDateTime.now(); | 
 |  |  |                                         String day = format(now, "yyyy-MM-dd"); | 
 |  |  |                                         String remarks = name + "钱包提现"; | 
 |  |  |                                         String appId = PyamentV3Configurer.supplier_app_id; | 
 |  |  |                                         TransferReqDTO transferReqDTO = new TransferReqDTO(); | 
 |  |  |                                         transferReqDTO.setId(UUIDGenerator.getUUID()); | 
 |  |  |                                         transferReqDTO.setAppId(appId); | 
 |  |  |                                         transferReqDTO.setName(day + "日" + remarks); | 
 |  |  |                                         transferReqDTO.setRemarks(remarks); | 
 |  |  |  | 
 |  |  |                                         //保存账单信息 | 
 |  |  |                                         WalletBillRecordDO walletBillRecordDO = new WalletBillRecordDO(); | 
 |  |  |                                         walletBillRecordDO.setSupplierId(s.getId()); | 
 |  |  |                                         walletBillRecordDO.setType(Constants.BILL_CHANGE_TYPE.withdraw.name()); | 
 |  |  |                                         walletBillRecordDO.setMethod(Constants.BILL_CHANGE_METHOD.reduce.name()); | 
 |  |  |                                         walletBillRecordDO.setTransferId(transferReqDTO.getId()); | 
 |  |  |                                         walletBillRecordDO.setWithdrawRecordId(withdrawRecordDO.getId()); | 
 |  |  |                                         walletBillRecordDO.create(); | 
 |  |  |                                         walletBillRecordDO.setOriginalAmount(walletDO.getWithdrawableAmount()); | 
 |  |  |                                         walletBillRecordDO.setChangeAmount(BigDecimal.ZERO); | 
 |  |  |                                         walletBillRecordDO.setBalance(walletDO.getWithdrawableAmount()); | 
 |  |  |                                         //提现金额 | 
 |  |  |                                         BigDecimal withdrawAmount = withdrawRecordDO.getAmount(); | 
 |  |  |  | 
 |  |  |                                         if (withdrawAmount.doubleValue() > 0) {//结算金额>0时才去转账 | 
 |  |  |                                             TransferDetailReqDTO dr = new TransferDetailReqDTO(); | 
 |  |  |                                             dr.setId(UUIDGenerator.getUUID()); | 
 |  |  |                                             dr.setAmount(withdrawAmount.multiply(new BigDecimal(100)).longValue()); | 
 |  |  |                                             dr.setOpenId(wechat.getOpenId()); | 
 |  |  |                                             dr.setRemarks(remarks); | 
 |  |  |                                             if (withdrawAmount.doubleValue() >= 2000) { | 
 |  |  |                                                 dr.setUserName(wechat.getRealName()); | 
 |  |  |                                             } | 
 |  |  |  | 
 |  |  |                                             List<TransferDetailReqDTO> details = new ArrayList<>(); | 
 |  |  |                                             details.add(dr); | 
 |  |  |                                             walletBillRecordDO.setTransferDetailId(dr.getId()); | 
 |  |  |                                             log.info("发起转账"); | 
 |  |  |                                             transferReqDTO.setDetails(details); | 
 |  |  |                                             try { | 
 |  |  |                                                 //发起转账 | 
 |  |  |                                                // paymentV3Service.doBatchTransfer(transferReqDTO, SecurityUtils.getUserId()); | 
 |  |  |                                             } catch (Exception e) { | 
 |  |  |                                                 throw new ValidationException(e.getMessage()); | 
 |  |  |                                             } | 
 |  |  |                                         } | 
 |  |  |  | 
 |  |  |                                         //记录转账状态,定时任务定时获取状态并更新钱包交易记录表信息 | 
 |  |  |                                         walletBillRecordDO.setRemark("账户资金提现中"); | 
 |  |  |                                         walletBillRecordDO.setActualTransferAmount(withdrawAmount); | 
 |  |  |                                         walletBillRecordDO.setId(UUIDGenerator.getUUID()); | 
 |  |  |                                         walletBillRecordMapper.insert(walletBillRecordDO); | 
 |  |  |                                         //不需要更新结算单了,此时提现的金额和计算单上的金额不一致 | 
 |  |  |                                     } | 
 |  |  |                                 } finally { | 
 |  |  |                                     lock.unlock(); | 
 |  |  |                                 } | 
 |  |  |                             } | 
 |  |  |                         } catch (InterruptedException e) { | 
 |  |  |                             throw new RuntimeException(e); | 
 |  |  |                         } | 
 |  |  |                     } finally { | 
 |  |  |                         recordLock.unlock(); | 
 |  |  |                     } | 
 |  |  |                 } | 
 |  |  |             } catch (InterruptedException e) { | 
 |  |  |                 throw new RuntimeException(e); | 
 |  |  |             } | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         if (Constants.WALLET_APPROVE_STATE.REJECT.name().equals(walletWithdrawRecordDTO.getApproveState())) { | 
 |  |  |             //更新钱包 | 
 |  |  |             Supplier s = supplierMapper.selectById(withdrawRecordDO.getSupplierId()); | 
 |  |  |  | 
 |  |  |             WalletDO walletDO = walletService.getOrCreateBySupplierId(s.getId()); | 
 |  |  |             RLock lock = redissonClient.getLock(String.format(LockConstants.WALLET_ID_KEY, walletDO.getId())); | 
 |  |  |             try { | 
 |  |  |                 if (lock.tryLock(10, 30, TimeUnit.SECONDS)) { | 
 |  |  |                     try { | 
 |  |  |                         if (!ObjectUtils.isEmpty(walletDO)) { | 
 |  |  |                             // 2.新增一条账单明细 | 
 |  |  |                             WalletBillRecordDO walletBillRecordDO = new WalletBillRecordDO(); | 
 |  |  |                             walletBillRecordDO.setId(UUIDGenerator.getUUID()); | 
 |  |  |                             walletBillRecordDO.setSupplierId(walletDO.getSupplierId()); | 
 |  |  |                             walletBillRecordDO.setWalletId(walletDO.getId()); | 
 |  |  |                             walletBillRecordDO.setType(Constants.BILL_CHANGE_TYPE.withdraw.name()); | 
 |  |  |                             // 发起提现 | 
 |  |  |                             walletBillRecordDO.setWithdrawType(Constants.BILL_WITHDRAW_TYPE.fail.name()); | 
 |  |  |                             walletBillRecordDO.setMethod(Constants.BILL_CHANGE_METHOD.add.name()); | 
 |  |  |                             walletBillRecordDO.setOriginalAmount(walletDO.getWithdrawableAmount()); | 
 |  |  |                             walletBillRecordDO.setChangeAmount(withdrawRecordDO.getAmount()); | 
 |  |  |                             walletBillRecordDO.setBalance(walletDO.getWithdrawableAmount().add(withdrawRecordDO.getAmount())); | 
 |  |  |                             walletBillRecordDO.create(SecurityUtils.getUserId()); | 
 |  |  |                             walletBillRecordDO.setId(UUIDGenerator.getUUID()); | 
 |  |  |                             // 保存账单明细 | 
 |  |  |                             walletBillRecordService.save(walletBillRecordDO); | 
 |  |  |  | 
 |  |  |                             //提现中金额:审核失败体现中金额扣减 | 
 |  |  |                             walletDO.setWithdrawingAmount(walletDO.getWithdrawingAmount().subtract(withdrawRecordDO.getAmount())); | 
 |  |  |                             //可提现金额:审核失败可提现金额增加 | 
 |  |  |                             walletDO.setWithdrawableAmount(walletDO.getWithdrawableAmount().add(withdrawRecordDO.getAmount())); | 
 |  |  |                             walletMapper.updateById(walletDO); | 
 |  |  |                         } | 
 |  |  |                     } finally { | 
 |  |  |                         lock.unlock(); | 
 |  |  |                     } | 
 |  |  |                 } | 
 |  |  |             } catch (InterruptedException e) { | 
 |  |  |                 throw new RuntimeException(e); | 
 |  |  |             } | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |     public String format(LocalDateTime dateTime, String format) { | 
 |  |  |         if (dateTime == null || format == null) { | 
 |  |  |             return null; | 
 |  |  |         } | 
 |  |  |         DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern(format).withZone(ZoneId.of("Asia/Shanghai")); | 
 |  |  |         return dateTimeFormatter.format(dateTime); | 
 |  |  |     } | 
 |  |  | } | 
 |  |  |  |