<repositories><!-- 程式碼庫 -->
<repository>
      <id>maven-ali</id>
      <url>http://maven.aliyun.com/nexus/content/groups/public//</url>
      <releases>
         <enabled>true</enabled>
      </releases>
      <snapshots>
         <enabled>
 
true</enabled>
         <updatePolicy>always</updatePolicy>
         <checksumPolicy>fail</checksumPolicy>
      </snapshots>
   </repository>
</repositories>