Maven工具安装

tar -zxf apache-maven-3.6.0-bin.tar.gz
mv apache-maven-3.6.0 /usr/local/maven
vim /etc/profile
#末尾添加
export PATH=$PATH:/usr/local/maven/bin
#保存退出
source /etc/profile
mvn -v #安装成功，maven版本信息

find / -type f -name settings.xml
vim /usr/local/maven/conf/settings.xml
157     </mirror>
158      -->
159      <mirror>
160        <id>aliyun maven</id>
161        <name>aliyun</name>
162        <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
163        <mirrorOf>central</mirrorOf> # 代表本机去中央仓库的请求拦截，让阿里云来处理
164      </mirror>
165    </mirrors>