How To Install janino on Debian 11

In this tutorial we learn how to install janino on Debian 11. janino is runtime compiler for Java expressions - binary

Introduction

In this tutorial we learn how to install janino on Debian 11.

What is janino

janino is:

Janino is a compiler that reads a Java expression, block, class body, source file or a set of source files, and generates Java bytecode that is loaded and executed directly. Janino is not intended to be a development tool, but an embedded compiler for run-time compilation purposes, e.g. expression evaluators or embedded code as with JSP.

This package contains the janinoc tool.

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

Install janino Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install janino

Install janino Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install janino using apt by running the following command:

sudo apt -y install janino

Install janino 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install janino using aptitude by running the following command:

sudo aptitude -y install janino

How To Uninstall janino on Debian 11

To uninstall only the janino package we can use the following command:

sudo apt-get remove janino

Uninstall janino And Its Dependencies

To uninstall janino and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove janino

Remove janino Configurations and Data

To remove janino configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge janino

Remove janino configuration, data, and all of its dependencies

We can use the following command to remove janino configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge janino

Dependencies

janino have the following dependencies:

References

Summary

In this tutorial we learn how to install janino package on Debian 11 using different package management tools: apt, apt-get and aptitude.