Installing OpenJDK on RHEL-based systems 

Steps for installing OpenJDK 8 on RHEL-based systems.

Configure your operating system to use the OpenJDK 8.

Procedure

In a terminal:

  1. Install the OpenJDK 8:
    $ su -c "yum install java-1.8.0-openjdk"
  2. If you have more than one Java version installed on your system use the following command to switch versions:
    $ sudo alternatives --config java
  3. Make sure your system is using the correct JDK:
    $ java -version
    openjdk version "1.8.0_71"
    OpenJDK Runtime Environment (build 1.8.0_71-b15)
    OpenJDK 64-Bit Server VM (build 25.71-b15, mixed mode)