centos安装maven

验证是否安装成功
# mvn -version

Apache Maven 3.3.3 (7994120775791599e205a5524ec3e0dfe41d4a06; 2015-04-22T19:57:37+08:00)

Maven home: /opt/app/maven

Java version: 1.8.0_51, vendor: Oracle Corporation

Java home: /usr/java/jdk1.8.0_51/jre

Default locale: zh_CN, platform encoding: UTF-8

OS name: "linux", version: "3.10.0-229.el7.x86_64", arch: "amd64", family: "unix"

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　　版本 apache-maven-3.0.4-bin.tar.gz
tar -xvf apache-maven-3.0.4-bin.tar.gz
mv apache-maven-3.0.4 /usr/local/apache-maven
文件存放好之后，设置环境变量，打开etc/profile，在文件中加入下边的代码：
写入环境变量
vi /etc/profile
最后一行加入
这个前提是安装了java1.6
export java_home=/usr/local/jdk1.6
export maven_home=/usr/local/apache-maven
export path=$java_home/bin:$java_home/jre/bin:$maven_home/bin:$path
再执行
source /etc/profile