IDEA的pom文件总是出现Failed to read artifact descriptor forXXX:jar:unknow的解决方法

IDEA在导入jdbc包时，pom文件出现：Failed to read artifact descriptor for org.springframework.boot:spring-boot-starter-jdbc。

解决方法：将仓库的地址换为阿里云的仓库，重新导入依赖，错误消失！

<!--修改仓库为阿里云-->
    <repositories>
        <repository>
            <id>aliyun-repos</id>
            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
    </repositories>
    <pluginRepositories>
        <pluginRepository>
            <id>aliyun-plugin</id>
            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </pluginRepository>
    </pluginRepositories>