maven免安装版首次配置

进入maven根目录->conf->settings.xml

添加本地maven目录<localRepository>

<localRepository>E:softwareapache-maven-3.6.2maven-repo</localRepository>

添加阿里云镜像

<mirrors>
    <mirror>
      <id>alimaven</id>
      <name>aliyun maven</name>
      <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
      <mirrorOf>central</mirrorOf>        
    </mirror>
  </mirrors>