Linux配置java环境

## 下载jdk

http://www.oracle.com/technetwork/java/javase/downloads/index.html

jdk-8u191-linux-x64.tar.gz

## 创建java目录

cd /usr/local

mkdir java

cd /usr/local

mkdir java

cp /home/javauser/jdk-8u191-linux-x64.tar.gz /usr/local/java/

tar -zvxf jdk-8u191-linux-x64.tar.gz

## 环境变量

vim /etc/profile

export JAVA_HOME=/usr/local/java/jdk1.8.0_191

export JRE_HOME=$JAVA_HOME/jre

export CLASSPATH=$JAVA_HOME/lib/

export PATH=$PATH:$JAVA_HOME/bin

:wq!

# source /etc/profile