hadoop上安装maven-11009607
大数据交流群： 494721467安装maven:
1、介绍：apache项目管理软件，解决项目依赖关系 pom.xml(project object model)
2、下载apache-maven-3.3.9.tar.gz(apache)
3、在linux上tar文件 ：tar -xvzf xxx.tar.gz
4、移动tar开目录到/soft :mv apache-maven-xx /soft
5、创建符号链接 ：ln-s /soft/apache-maven-xx /soft/maven
6、配置环境变量M2_HOME=/soft/maven
完整路径配置：
M2_HOME=/soft/maven
HADOOP_HOME=/soft/hadoop
JAVA_HOME=/soft/jdk
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/soft/jdk/bin:/soft/eclipse:/soft/hadoop/bin:/soft/hadoop/sbin:/soft/maven/bin"
7、立即生效：source /etc/environment
8、对toolchains.xml文件配置。进入到/soft/maven/conf目录下
9、在soft/maven/conf$ 编辑：gedit settings.xml下面试配置文件：
1、
nexus-osc
central
Nexus osc
http://maven.oschina.net/content/groups/public/
nexus-osc-thirdparty
thirdparty
Nexus osc thirdparty
http://maven.oschina.net/content/repositories/thirdparty/
2、jdk-1.4
1.4
nexus
local private nexus
http://maven.oschina.net/content/groups/public/
true
false
nexus
local private nexus
http://maven.oschina.net/content/groups/public/
true
false
10、在~/downloads/hadoop-lzo-master$下执行：mvn clean test#使用maven 清理和测试
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