How To Install jansi on CentOS 8

jansi is Jansi is a java library for generating and interpreting ANSI escape sequences

Introduction

In this tutorial we learn how to install jansi on CentOS 8.

What is jansi

Jansi is a small java library that allows you to use ANSI escape sequences in your Java console applications. It implements ANSI support on platforms which don’t support it like Windows and provides graceful degradation for when output is being sent to output devices which cannot support ANSI sequences.

We can use yum or dnf to install jansi on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install jansi.

Install jansi on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install jansi using dnf by running the following command:

sudo dnf -y install jansi

Install jansi on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install jansi using yum by running the following command:

sudo yum -y install jansi

How To Uninstall jansi on CentOS 8

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

sudo dnf remove jansi

jansi Package Contents on CentOS 8

/usr/share/doc/jansi
/usr/share/doc/jansi/changelog.md
/usr/share/doc/jansi/readme.md
/usr/share/java/jansi
/usr/share/java/jansi/jansi.jar
/usr/share/licenses/jansi
/usr/share/licenses/jansi/license.txt
/usr/share/maven-metadata/jansi.xml
/usr/share/maven-poms/jansi
/usr/share/maven-poms/jansi/jansi-project.pom
/usr/share/maven-poms/jansi/jansi.pom

References

Summary

In this tutorial we learn how to install jansi on CentOS 8 using yum and dnf.