wget --no-check-certificate --no-cookie --header "Cookie: oraclelicense=accept-securebackup-cookie;" http://download.oracle.com/otn-pub/java/jdk/8u111-b14/jdk-8u111-linux-x64.tar.gz
tar zxvf jdk-8u111-linux-x64.gz -C /usr/lib/jvm/
vim /etc/profile
export JAVA_HOME=/usr/lib/jvm/jdk1.8.0_111
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH={JAVA_HOME}/bin:$PATH
update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.8.0_111/bin/java 300
update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.8.0_111/bin/javac 300
update-alternatives –config java
/usr/libexec/java_home -V