1. Install mavn set the download link in settings.xml
<mirror>
<id>nexus-aliyun</id>
<mirrorOf>*,!jeecg,!jeecg-snapshots</mirrorOf>
<name>Nexus aliyun</name>
<url>http://maven.aliyun.com/nexus/content/groups/public</url>
</mirror>
Set maven association idea
2. Create a new project
Write Controller
Add starter web references, you can use spring boot comes with tomcat
Change tomcat port
Startup project
