CentOS7 安装Maven3

下载安装文件 

cd /root
wget http://mirrors.tuna.tsinghua.edu.cn/apache/maven/maven-3/3.3.9/binaries/apache-maven-3.3.9-bin.tar.gz

解压安装

tar -zxvf apache-maven-3.3.9-bin.tar.gz 
mv apache-maven-3.3.9 maven

配置环境变量 

vim /etc/profile
M2_HOME=/root/maven
export PATH=${M2_HOME}/bin:${PATH}

是配置文件生效

source /etc/profile