In this guide, we are going to learn how install Oracle Java 12 on CentOS 7/Fedora 29. For the installation of Oracle Java 12 on Ubuntu 18.04/Debian 9.8 servers, check our previous article by following either of the link below.
Install Oracle Java 12 on CentOS 7/Fedora 29
Download Java 12 RPM binary
Navigate to Official Oracle Java 12 downloads page and download the latest Java 12 RPM binary. You can simply get the link and use wget to download it.
wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" https://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm
Install Java 12 on CentOS 7/Fedora 29
Once you get the RPM binary, you can install it by executing the command below;
On CentOS 7
yum localinstall jdk-12.0.1_linux-x64_bin.rpm
On Fedora 29
rpm -ivh jdk-12.0.1_linux-x64_bin.rpm
Once the installation is done, you should be having the Java files in their right directories. If you have other Java versions installed, you can run the command below to make Java 12 the default Java version.
alternatives --config java
Verify Java 12 installation
You can tun java –version command to check your Oracle Java version.
java 12.0.1 2019-04-16
Java(TM) SE Runtime Environment (build 12.0.1+12)
Java HotSpot(TM) 64-Bit Server VM (build 12.0.1+12, mixed mode, sharing)
Create Java Environment Variable
To create Java environment variable, edit the /etc/environment file and add the line below;
Source the /etc/environment file to reload the environment variables.
Verify the environment variable setting.
That is all about how install Java 12 on CentOS 7/Fedora 29. Enjoy coding. You can also check our other guide on installing Oracle Java by following the links below;