文章目錄

• • • • • SkillGoodService 改造

SkillGoodService 改造

package com.gblfy.service;import com.gblfy.dao.SkillOrderRepository; import com.gblfy.entity.SkillEntity; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.data.redis.core.RedisTemplate; import org.springframework.stereotype.Service;import javax.transaction.Transactional;@Service public class SkillGoodService {public static final String SKILL_GOODS_PHONE = "SKILL_GOODS_PHONE";public static final String SKILL_GOODS_LIST = "SKILL_GOODS_LIST";public static final String SKILL_GOODS_ONLY = "SKILL_GOODS_ONLY";@Autowiredprivate RedisTemplate redisTemplate;@Autowiredprivate MutilThreadOrder mutilThreadOrder;@Transactionalpublic void add(Long productId, String userId) throws Exception {//判斷這個用戶是否參加過搶單Long time = redisTemplate.boundHashOps(SKILL_GOODS_ONLY).increment(userId, 1L);if(time>1){throw new Exception("重復搶單，不要太貪心");}// 先封裝對象 并且放入redis 隊列SkillEntity skillEntity = new SkillEntity();skillEntity.setProductId(productId);skillEntity.setUserId(userId);redisTemplate.boundListOps(SKILL_GOODS_LIST).leftPush(skillEntity);mutilThreadOrder.createOrder();} }

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