CentOS 7中yum安装java

一条命令搞定jdk的安装

yum install java

查版本

[root@localhost ~]# java -version
openjdk version "1.8.0_275"
OpenJDK Runtime Environment (build 1.8.0_275-b01)
OpenJDK 64-Bit Server VM (build 25.275-b01, mixed mode)