How To Install jline2 on Fedora 34

jline2 is Java library for handling console input

Introduction

In this tutorial we learn how to install jline2 on Fedora 34.

What is `jline2`

JLine is a Java library for handling console input. It is similar in functionality to BSD editline and GNU readline. People familiar with the readline/editline capabilities for modern shells (such as bash and tcsh) will find most of the command editing features of JLine to be familiar.

We can use yum or dnf to install jline2 on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install jline2.

Install jline2 on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install jline2 using dnf by running the following command:

sudo dnf -y install jline2

Install jline2 on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install jline2 using yum by running the following command:

sudo yum -y install jline2

How To Uninstall jline2 on Fedora 34

To uninstall only the jline2 package we can use the following command:

sudo dnf remove jline2

jline2 Package Contents on Fedora 34

/usr/share/doc/jline2
/usr/share/doc/jline2/CHANGELOG.md
/usr/share/doc/jline2/README.md
/usr/share/java/jline2
/usr/share/java/jline2/jline.jar
/usr/share/licenses/jline2
/usr/share/licenses/jline2/LICENSE.txt
/usr/share/maven-metadata/jline2.xml
/usr/share/maven-poms/jline2
/usr/share/maven-poms/jline2/jline.pom

References

jline2 website

Summary

In this tutorial we learn how to install jline2 on Fedora 34 using yum and dnf.