Docker部署SpringBoot项目（jar包+Mysql）

package com.hmall.service.impl; import com.baomidou.mybatisplus.core.toolkit.IdWorker; import com.baomidou.mybatisplus.core.toolkit.StringUtils; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import com.hmall.common.exception.BizIllegalException; import com.hmall.common.utils.BeanUtils; import com.hmall.common.utils.UserContext; import com.hmall.domain.dto.PayApplyDTO; import com.hmall.domain.dto.PayOrderFormDTO; import com.hmall.domain.po.Order; import com.hmall.domain.po.PayOrder; import com.hmall.enums.PayStatus; import com.hmall.mapper.PayOrderMapper; import com.hmall.service.IOrderService; import com.hmall.service.IPayOrderService; import com.hmall.service.IUserService; import lombok.RequiredArgsConstructor; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import java.time.LocalDateTime; /** * <p> * 支付订单 服务实现类 * </p> * * @author 虎哥 * @since 2023-05-16 */ @Service @RequiredArgsConstructor public class PayOrderServiceImpl extends ServiceImpl<PayOrderMapper, PayOrder> implements IPayOrderService { private final IUserService userService; private final IOrderService orderService; @Override public String applyPayOrder(PayApplyDTO applyDTO) { // 1.幂等性校验 PayOrder payOrder = checkIdempotent(applyDTO); // 2.返回结果 return payOrder.getId().toString(); } @Override @Transactional public void tryPayOrderByBalance(PayOrderFormDTO payOrderFormDTO) { // 1.查询支付单 PayOrder po = getById(payOrderFormDTO.getId()); // 2.判断状态 if(!PayStatus.WAIT_BUYER_PAY.equalsValue(po.getStatus())){ // 订单不是未支付，状态异常 throw new BizIllegalException("交易已支付或关闭！"); } // 3.尝试扣减余额 userService.deductMoney(payOrderFormDTO.getPw(), po.getAmount()); // 4.修改支付单状态 boolean success = markPayOrderSuccess(payOrderFormDTO.getId(), LocalDateTime.now()); if (!success) { throw new BizIllegalException("交易已支付或关闭！"); } // 5.修改订单状态 Order order = new Order(); order.setId(po.getBizOrderNo()); order.setStatus(2); order.setPayTime(LocalDateTime.now()); orderService.updateById(order); } public boolean markPayOrderSuccess(Long id, LocalDateTime successTime) { return lambdaUpdate() .set(PayOrder::getStatus, PayStatus.TRADE_SUCCESS.getValue()) .set(PayOrder::getPaySuccessTime, successTime) .eq(PayOrder::getId, id) // 支付状态的乐观锁判断 .in(PayOrder::getStatus, PayStatus.NOT_COMMIT.getValue(), PayStatus.WAIT_BUYER_PAY.getValue()) .update(); } private PayOrder checkIdempotent(PayApplyDTO applyDTO) { // 1.首先查询支付单 PayOrder oldOrder = queryByBizOrderNo(applyDTO.getBizOrderNo()); // 2.判断是否存在 if (oldOrder == null) { // 不存在支付单，说明是第一次，写入新的支付单并返回 PayOrder payOrder = buildPayOrder(applyDTO); payOrder.setPayOrderNo(IdWorker.getId()); save(payOrder); return payOrder; } // 3.旧单已经存在，判断是否支付成功 if (PayStatus.TRADE_SUCCESS.equalsValue(oldOrder.getStatus())) { // 已经支付成功，抛出异常 throw new BizIllegalException("订单已经支付！"); } // 4.旧单已经存在，判断是否已经关闭 if (PayStatus.TRADE_CLOSED.equalsValue(oldOrder.getStatus())) { // 已经关闭，抛出异常 throw new BizIllegalException("订单已关闭"); } // 5.旧单已经存在，判断支付渠道是否一致 if (!StringUtils.equals(oldOrder.getPayChannelCode(), applyDTO.getPayChannelCode())) { // 支付渠道不一致，需要重置数据，然后重新申请支付单 PayOrder payOrder = buildPayOrder(applyDTO); payOrder.setId(oldOrder.getId()); payOrder.setQrCodeUrl(""); updateById(payOrder); payOrder.setPayOrderNo(oldOrder.getPayOrderNo()); return payOrder; } // 6.旧单已经存在，且可能是未支付或未提交，且支付渠道一致，直接返回旧数据 return oldOrder; } private PayOrder buildPayOrder(PayApplyDTO payApplyDTO) { // 1.数据转换 PayOrder payOrder = BeanUtils.toBean(payApplyDTO, PayOrder.class); // 2.初始化数据 payOrder.setPayOverTime(LocalDateTime.now().plusMinutes(120L)); payOrder.setStatus(PayStatus.WAIT_BUYER_PAY.getValue()); payOrder.setBizUserId(UserContext.getUser()); return payOrder; } public PayOrder queryByBizOrderNo(Long bizOrderNo) { return lambdaQuery() .eq(PayOrder::getBizOrderNo, bizOrderNo) .one(); } }