How to Install JAVA 14/13 (OpenJDK) on Ubuntu 20.04/19.04

How to Install JAVA 14/13 (OpenJDK) on Ubuntu 20.04/19.04

Java 14 has new features and security updates, you can get more information of what's new in Java 14 from this link

If you are under Ubuntu 20.04 or Ubuntu 19.04, you can easily install Java 13 or Java 14 using OpenJDK.

Installing OpenJDK Java 13/14 on Ubuntu 20.04

By default the Ubuntu 20.04 LTS Focal Fossa Linux offers multiple versions of Java OpenJDK from a standard Ubuntu repository.

Step 1: Getting the Available Versions of OpenJDK

Let's get started by listing all the available packages. Open your terminal and run the following command:

$ apt search openjdk

Step 2: Installing OpenJDK/Java 13

Next, you can install OpenJDK 13 using the following command:

$ sudo apt install openjdk-13-jdk

Step 2: Installing OpenJDK/Java 14

If you want to install OpenJDK 14 using the following command:

$ sudo apt install openjdk-14-jdk

Installing Java 8 on Ubuntu 19.04

To install OpenJDK 8 in Ubuntu 19.04, you have two methods:

Installing Java 8 (OpenJDK) Using Ubuntu 18.10 Repository:

Let's start by seeing how you can install OpenJDK 8 via Ubuntu 18.01 repository

First, you need to download the following packages for 64-bit systems:

For 32-bit systems check this link.

Next, you siply need to use the dpkg tool to install these packages. Open your terminal, go to where you have downloade the packages and run the following command:

$ sudo dpkg -i ./openjdk-8-*.deb

If the setup fails due to dependency problems. Simply run the following command:

$ sudo apt -f install

That's it! You now have installed Java 8 on your Ubuntu 19.04 system using Ubuntu 18.04 repository.

Installing Java 8 (OpenJDK) In Ubuntu 19.04 via a PPA

You can also install OpenJDK 8 via a PPA. Open your terminal and run the following command:

$ sudo add-apt-repository ppa:openjdk-r/ppa

You'll be prompted for your sudo password. Enter it and hit Enter.

Next, you can simply install Java 8 (OpenJDK) by running the following commands:

$ sudo apt update
$ sudo apt install openjdk-8-jdk openjdk-8-jre

Conclusion

So we have seen how you can install Java 8 (OpenJDK 8 ) on your Ubuntu 19.04 system using packages from Ubuntu 18.04 and a PPA.

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