Download Link for JDK
http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
Filename: jdk-8u111-linux-x64.rpm
Check Java in your machine
# java -version
#echo $JAVA_HOME
Remove java from your machine
# Yum remove java*
Installing Java
# rpm -Uvh jdk-8u111-linux-x64.rpm
# vi /etc/profile
In Editor write following
export JAVA_HOME=/usr/java/default
export PATH=$PATH:$JAVA_HOME/bin
export CLASSPATH=.:$JAVA_HOME/jre/lib:$JAVA_HOME/lib:$JAVA_HOME/lib/tools.jar
# source /etc/profile
Then check the java installation by follwoing command
# java -version
#echo $JAVA_HOME