How To Install openjdk-8-source on Ubuntu 18.04
Introduction
In this tutorial we learn how to install openjdk-8-source on Ubuntu 18.04.
What is openjdk-8-source
openjdk-8-source is:
OpenJDK is a development environment for building applications, applets, and components using the Java programming language.
This package contains the Java programming language source files (src.zip) for all classes that make up the Java core API.
The packages are built using the IcedTea build support and patches from the IcedTea project.
There are three methods to install openjdk-8-source 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-8-source 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-8-source using apt-get by running the following command:
sudo apt-get -y install openjdk-8-source
Install openjdk-8-source Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install openjdk-8-source using apt by running the following command:
sudo apt -y install openjdk-8-source
Install openjdk-8-source 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-8-source using aptitude by running the following command:
sudo aptitude -y install openjdk-8-source
How To Uninstall openjdk-8-source on Ubuntu 18.04
To uninstall only the openjdk-8-source package we can use the following command:
sudo apt-get remove openjdk-8-source
Uninstall openjdk-8-source And Its Dependencies
To uninstall openjdk-8-source and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove openjdk-8-source
Remove openjdk-8-source Configurations and Data
To remove openjdk-8-source configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge openjdk-8-source
Remove openjdk-8-source configuration, data, and all of its dependencies
We can use the following command to remove openjdk-8-source configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge openjdk-8-source
References
Summary
In this tutorial we learn how to install openjdk-8-source package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
