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style(PmsSkuServiceImpl.class): 代码优化

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有来技术 2021-10-20 00:55:04 +08:00
parent c85598ab08
commit 2ed02b87b9
2 changed files with 18 additions and 24 deletions
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2
mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/controller/app/CartController.java
View File

@ -86,6 +86,4 @@ public class CartController {
boolean result = cartService.checkAll(checked);
return Result.judge(result);
}
}

40
mall-pms/pms-boot/src/main/java/com/youlai/mall/pms/service/impl/PmsSkuServiceImpl.java
View File

@ -9,36 +9,32 @@ import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.youlai.common.result.Result;
import com.youlai.common.web.exception.BizException;
import com.youlai.mall.pms.common.constant.PmsConstants;
import com.youlai.mall.pms.mapper.PmsSkuMapper;
import com.youlai.mall.pms.pojo.entity.PmsSku;
import com.youlai.mall.pms.pojo.dto.app.SkuDTO;
import com.youlai.mall.pms.pojo.dto.app.LockStockDTO;
import com.youlai.mall.pms.pojo.dto.app.SkuDTO;
import com.youlai.mall.pms.pojo.entity.PmsSku;
import com.youlai.mall.pms.service.IPmsSkuService;
import com.youlai.mall.pms.tcc.service.SeataTccSkuService;
import io.seata.spring.annotation.GlobalTransactional;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
import java.util.List;
import java.util.stream.Collectors;
import static com.youlai.mall.pms.common.constant.PmsConstants.LOCKED_STOCK_PREFIX;
import static com.youlai.mall.pms.common.constant.PmsConstants.LOCK_SKU_PREFIX;
@Service
@Slf4j
@RequiredArgsConstructor
public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> implements IPmsSkuService {
@Autowired
private StringRedisTemplate redisTemplate;
@Autowired
private RedissonClient redissonClient;
@Autowired
private SeataTccSkuService seataTccSkuService;
private final StringRedisTemplate redisTemplate;
private final RedissonClient redissonClient;
private final SeataTccSkuService seataTccSkuService;
@Override
@GlobalTransactional
@ -46,7 +42,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
seataTccSkuService.prepareSkuLockList(null, skuLockList);
String orderToken = skuLockList.get(0).getOrderToken();
redisTemplate.opsForValue().set(LOCKED_STOCK_PREFIX + orderToken, JSONUtil.toJsonStr(skuLockList));
redisTemplate.opsForValue().set(PmsConstants.LOCKED_STOCK_PREFIX + orderToken, JSONUtil.toJsonStr(skuLockList));
return true;
}
@ -63,7 +59,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
//prepareSkuLockList(null, skuLockList);
// 锁定商品
skuLockList.forEach(item -> {
RLock lock = redissonClient.getLock(LOCK_SKU_PREFIX + item.getSkuId()); // 获取商品的分布式锁
RLock lock = redissonClient.getLock(PmsConstants.LOCK_SKU_PREFIX + item.getSkuId()); // 获取商品的分布式锁
lock.lock();
boolean result = this.update(new LambdaUpdateWrapper<PmsSku>()
.setSql("locked_stock = locked_stock + " + item.getCount())
@ -89,13 +85,13 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
.setSql("locked_stock = locked_stock - " + item.getCount()))
);
// 提示订单哪些商品库存不足
String ids = unlockSkuList.stream().map(sku -> sku.getSkuId().toString()).collect(Collectors.joining(","));
String ids= unlockSkuList.stream().map(sku -> sku.getSkuId().toString()).collect(Collectors.joining(","));
return Result.failed("商品" + ids + "库存不足");
}
// 将锁定的商品保存至Redis中
String orderToken = skuLockList.get(0).getOrderToken();
redisTemplate.opsForValue().set(LOCKED_STOCK_PREFIX + orderToken, JSONUtil.toJsonStr(skuLockList));
redisTemplate.opsForValue().set(PmsConstants.LOCKED_STOCK_PREFIX + orderToken, JSONUtil.toJsonStr(skuLockList));
return Result.success();
}
@ -106,7 +102,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
@Override
public boolean unlockStock(String orderToken) {
log.info("=======================订单超时未支付系统自动关单释放库存=======================");
String json = redisTemplate.opsForValue().get(LOCKED_STOCK_PREFIX + orderToken);
String json = redisTemplate.opsForValue().get(PmsConstants.LOCKED_STOCK_PREFIX + orderToken);
log.info("释放库存信息：{}", json);
if (StrUtil.isBlank(json)) {
return true;
@ -121,7 +117,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
);
// 删除redis中锁定的库存
redisTemplate.delete(LOCKED_STOCK_PREFIX + orderToken);
redisTemplate.delete(PmsConstants.LOCKED_STOCK_PREFIX + orderToken);
return true;
}
@ -131,7 +127,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
@Override
public boolean deductStock(String orderToken) {
log.info("=======================支付成功扣减订单中商品库存=======================");
String json = redisTemplate.opsForValue().get(LOCKED_STOCK_PREFIX + orderToken);
String json = redisTemplate.opsForValue().get(PmsConstants.LOCKED_STOCK_PREFIX + orderToken);
log.info("订单商品信息：{}", json);
if (StrUtil.isBlank(json)) {
return true;
@ -151,7 +147,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
});
// 删除redis中锁定的库存
redisTemplate.delete(LOCKED_STOCK_PREFIX + orderToken);
redisTemplate.delete(PmsConstants.LOCKED_STOCK_PREFIX + orderToken);
return true;
}
@ -168,7 +164,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
public Integer getStockById(Long id) {
Integer stock = 0;
// 读->缓存
Object cacheVal = redisTemplate.opsForValue().get(LOCKED_STOCK_PREFIX + id);
Object cacheVal = redisTemplate.opsForValue().get(PmsConstants.LOCKED_STOCK_PREFIX + id);
if (cacheVal != null) {
stock = Convert.toInt(cacheVal);
return stock;
@ -182,7 +178,7 @@ public class PmsSkuServiceImpl extends ServiceImpl<PmsSkuMapper, PmsSku> impleme
if (pmsSku != null) {
stock = pmsSku.getStock();
// 写->缓存
redisTemplate.opsForValue().set(LOCKED_STOCK_PREFIX + id, String.valueOf(stock));
redisTemplate.opsForValue().set(PmsConstants.LOCKED_STOCK_PREFIX + id, String.valueOf(stock));
}
return stock;