[root@manage ~]# mkdir /application/

[root@manage ~]# tar -xf jdk-8u112-linux-x64.gz -C /application/

[root@manage ~]# ln -s /application/jdk1.8.0_112 /application/jdk

[root@manage ~]# vim /etc/profile

export JAVA_HOME=/application/jdk

export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar

export PATH=$PATH:${JAVA_HOME}/bin

:wq!

[root@manage ~]#source /etc/profile

[root@manage ~]# java -version

java version "1.8.0_112"

Java(TM) SE Runtime Environment (build 1.8.0_112-b15)

Java HotSpot(TM) 64-Bit Server VM (build 25.112-b15, mixed mode)