Linux安装JDK

1.JDB版本：jdk-8u171-linux-x64.tar.gz

2.Get JDK version from https://www.oracle.com/technetwork/java/javase/downloads/index.html and tar the gz package

3.Editting the profile file

vi /etc/profile

添加如下内容：JAVA_HOME根据实际目录来
JAVA_HOME=/root/1.8.0_171
CLASSPATH=$JAVA_HOME/lib/
PATH=$PATH:$JAVA_HOME/bin
export PATH JAVA_HOME CLASSPATH

4.reboot 服务器

sudo shutdown -r now

5.查看安装情况

[root@localhost ~]# java -version
java version "1.8.0_171"
Java(TM) SE Runtime Environment (build 1.8.0_171-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.171-b11, mixed mode)

Linux安装JDK

原文：https://www.cnblogs.com/wongandy/p/10336317.html