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找到maven 的配置文件settings.xml,在其中添加以下配置,可解决在中央仓库无法下载jar包问题。
Could not transfer artifact * from/to central (https://repo.maven.apache.org/maven2): Received fatal alert: protocol_version
<!-- 阿里云仓库 -->
<mirror>
<id>alimaven</id>
<mirrorOf>central</mirrorOf>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/repositories/central/</url>
</mirror>