How To Install ecj on Ubuntu 18.04
Introduction
In this tutorial we learn how to install ecj
on Ubuntu 18.04.
What is ecj
ecj is:
This package provides a standalone version of the Eclipse JDT compiler which is distributed as part of Eclipse. It passes the JCK (Java Compatibility Kit) and is compatible with Java 1.3, 1.4, 5, 6, 7, 8 and 9.
There are three methods to install ecj
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 ecj Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install ecj
using apt-get
by running the following command:
sudo apt-get -y install ecj
Install ecj Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install ecj
using apt
by running the following command:
sudo apt -y install ecj
Install ecj 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 ecj
using aptitude
by running the following command:
sudo aptitude -y install ecj
How To Uninstall ecj on Ubuntu 18.04
To uninstall only the ecj
package we can use the following command:
sudo apt-get remove ecj
Uninstall ecj And Its Dependencies
To uninstall ecj
and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove ecj
Remove ecj Configurations and Data
To remove ecj
configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge ecj
Remove ecj configuration, data, and all of its dependencies
We can use the following command to remove ecj
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ecj
References
Summary
In this tutorial we learn how to install ecj
package on Ubuntu 18.04 using different package management tools: apt
, apt-get
and aptitude
.