解决 maven 依赖冲突

<dependency>
    <!--引入jar-->
    <groupId>*****</groupId>
    <artifactId>*****</artifactId>
    <version>*****</version>

    <!--设置排除依赖 排除*****中druid jar包的依赖 -->
    <exclusions>
        <exclusion>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
        </exclusion>
    </exclusions>
</dependency>