centos7部署jdk

基础环境：CentOS7-minimal

安装并配置JAVA

[root@localhost ~]# rpm -ivh jdk-8u131-linux-x64.rpm
[root@localhost ~]# java -version
java version "1.8.0_131"
Java(TM) SE Runtime Environment (build 1.8.0_131-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.131-b11, mixed mode)
[root@localhost ddc]# vi /etc/profile

    export JAVA_HOME=/usr/java/jdk1.8.0_131
    export CLASSPATH=.:$JAVA_HOME/lib

[root@localhost ddc]# source /etc/profile
[root@localhost ddc]# echo $JAVA_HOME
/usr/java/jdk1.8.0_131