采用Redis实现购物车的功能

导入包

 <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>io.lettuce</groupId>
                    <artifactId>lettuce-core</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

<dependency>
    <groupId>redis.clients</groupId>
    <artifactId>jedis</artifactId>
</dependency>

 购物车方法

public interface CartService {
    void addToCart(CartItemRequest cartItemRequest);
    void  clear();
    CartVO getMyCart();
    void deleteItem();
    void changeItemNum();
    List<CartItemVO> confirmOrderCartItems(List<Long> productIdList);
}

拦截器配置

 

拦截器