The maven configuration information is in the conf folder under the installation directory, find the settings.xml file, and create a folder other than the C drive, such as D:\repository, to store the jar package downloaded by maven
local repository configuration
Find the <localRepository> tag in the settings.xml file and replace the content with the file directory just created
<localRepository>D:\repository</localRepository>
Central warehouse mirror configuration
Find the <mirrors> tag and replace the content. Alibaba Cloud's warehouse mirror is used here, and the download speed is very fast.
<mirrors>
<mirror>
<id>alimaven</id>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
<mirrorOf>central</mirrorOf>
</mirror>
</mirrors>
After the configuration, open Wndow->Preferences->Maven->User Settings in eclipse, select the settings.xml file just configured through Browse, and then click Update Settings->Apply
Eclipse uses the built-in maven by default. To use the maven installed by yourself, you need to configure Installations
Then click Add, click Directory in the pop-up dialog box
Select the maven root directory you installed and click Finish
Check the maven you just added, and finally Apply
