How To Install openjdk-11-jre on Ubuntu 18.04

In this tutorial we learn how to install openjdk-11-jre on Ubuntu 18.04. openjdk-11-jre is OpenJDK Java runtime, using Hotspot JIT

Introduction

In this tutorial we learn how to install openjdk-11-jre on Ubuntu 18.04.

What is openjdk-11-jre

openjdk-11-jre is:

Full Java runtime environment - needed for executing Java GUI and Webstart programs, using Hotspot JIT.

There are three methods to install openjdk-11-jre on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install openjdk-11-jre Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install openjdk-11-jre using apt-get by running the following command:

sudo apt-get -y install openjdk-11-jre

Install openjdk-11-jre Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install openjdk-11-jre using apt by running the following command:

sudo apt -y install openjdk-11-jre

Install openjdk-11-jre Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install openjdk-11-jre using aptitude by running the following command:

sudo aptitude -y install openjdk-11-jre

How To Uninstall openjdk-11-jre on Ubuntu 18.04

To uninstall only the openjdk-11-jre package we can use the following command:

sudo apt-get remove openjdk-11-jre

Uninstall openjdk-11-jre And Its Dependencies

To uninstall openjdk-11-jre and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove openjdk-11-jre

Remove openjdk-11-jre Configurations and Data

To remove openjdk-11-jre configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge openjdk-11-jre

Remove openjdk-11-jre configuration, data, and all of its dependencies

We can use the following command to remove openjdk-11-jre configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge openjdk-11-jre

References

Summary

In this tutorial we learn how to install openjdk-11-jre package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.