该类工程环境搭建和启动方法
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配置
jdk
tomcat
maven(setting.xml)
download the code
import the project-- existing maven project
set up a tomcat server and import the project to server
maven-update project
run as-maven install
server - run or debug
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end
原文：https://www.cnblogs.com/whoknows1/p/9420147.html