Unzip jdk-8u162-linux-x64.tar.gz: tar -zxf jdk-8u162-linux-x64.tar.gz
Configure environment variables:
vi /etc/profile
JAVA_HOME=/home/dongsilin/dev/jdk1.8.0_73
JRE_HOME=$JAVA_HOME/jre
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib
MAVEN_HOME=/usr/share/maven
PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin:$MAVEN_HOME
export JAVA_HOME JRE_HOME CLASSPATH MAVEN_HOME PATH
To make the changes take effect :
source /etc/profile