linux上安装maven

解压安装： 
tar -zxvf apache-maven-3.3.9-bin.tar.gz 

1. 配置环境变量 
2. cd /etc/
3. vi profile

4. 在最后面加上M2_HOME=/usr/local/mypackage/maven/apache-maven-3.5.2
   export PATH=${M2_HOME}/bin:${PATH}

5. source /etc/profile
6. mvn -v
7.