installing jdk

download and install jdk from: http://www.oracle.com/technetwork/java/javase/downloads/index.html

configuring java_home

according to man java_home: set java_home in ~/.bash_profile:

export JAVA_HOME=`/usr/libexec/java_home`

installing / configuring maven

download and unzip maven, then set m2_home in ~/.bash_profile:

export M2_HOME=$tools/current-maven
export PATH=$M2_HOME/bin:$PATH

check maven settup

mvn -v will print the maven home and java home. if java home is incorrect, verify your environment details with your $M2_HOME/bin/mvn.