How To Install jsoup on CentOS 8

jsoup is Java library for working with real-world HTML

Introduction

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

What is jsoup

jsoup is a Java library for working with real-world HTML. It provides a very convenient API for extracting and manipulating data, using the best of DOM, CSS, and jquery-like methods. jsoup implements the WHATWG HTML5 specification, and parses HTML to the same DOM as modern browsers do. - scrape and parse HTML from a URL, file, or string - find and extract data, using DOM traversal or CSS selectors - manipulate the HTML elements, attributes, and text - clean user-submitted content against a safe white-list, to prevent XSS attacks - output tidy HTML jsoup is designed to deal with all varieties of HTML found in the wild; from pristine and validating, to invalid tag-soup; jsoup will create a sensible parse tree.

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

Install jsoup 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 jsoup using dnf by running the following command:

sudo dnf -y install jsoup

Install jsoup 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 jsoup using yum by running the following command:

sudo yum -y install jsoup

How To Uninstall jsoup on CentOS 8

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

sudo dnf remove jsoup

jsoup Package Contents on CentOS 8

/usr/share/doc/jsoup
/usr/share/doc/jsoup/CHANGES
/usr/share/doc/jsoup/README.md
/usr/share/java/jsoup
/usr/share/java/jsoup/jsoup.jar
/usr/share/licenses/jsoup
/usr/share/licenses/jsoup/LICENSE
/usr/share/maven-metadata/jsoup.xml
/usr/share/maven-poms/jsoup
/usr/share/maven-poms/jsoup/jsoup.pom

References

Summary

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