Updating or Installing Oracle Java on Linux

cd /usr/lib/jvm/ (Considering java path to be /usr/lib/jvm. However this can change)

Download the java on this path using wget
http://download.oracle.com/otn-pub/java/jdk/8u121-b13/e9e7ea248e2c4826b92b3f075a80e441/jdk-8u121-linux-x64.rpm

tar -xvf  jdk-8u121-linux-x64.rpm

chown -R root:root jdk1.8.0_121

cd /etc/alternatives

rm -rf java

ln -s /usr/lib/jvm/jdk1.8.0_121/bin/java java

java -version