How To Install libtomcat9-java on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libtomcat9-java on Ubuntu 20.04.
What is libtomcat9-java
libtomcat9-java is:
Apache Tomcat implements the Java Servlet and the JavaServer Pages (JSP) specifications from Oracle, and provides a “pure Java” HTTP web server environment for Java code to run.
This package contains the Tomcat core classes which can be used by other Java applications to embed Tomcat.
Package: libtomcat9-java Architecture: all Version: 9.0.31-1 Priority: optional Section: universe/java Source: tomcat9 Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian Java Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 6827 Depends: libeclipse-jdt-core-java (>= 3.14.0) Suggests: tomcat9 (>= 9.0.31-1) Filename: pool/universe/t/tomcat9/libtomcat9-java_9.0.31-1_all.deb Size: 5837008 MD5sum: 0f0c5ea2a24f2dfbe50efcc5ae54966c SHA1: bc53a0f790cbbb2ad71b8fdccf3eee84f42b7108 SHA256: aff7af17986a4f6606be41f2b51f096a61da589052f61433e1b07f5f66f39494 Homepage: http://tomcat.apache.org Description-en: Apache Tomcat 9 - Servlet and JSP engine – core libraries Apache Tomcat implements the Java Servlet and the JavaServer Pages (JSP) specifications from Oracle, and provides a “pure Java” HTTP web server environment for Java code to run.
This package contains the Tomcat core classes which can be used by other Java applications to embed Tomcat.
There are three methods to install libtomcat9-java on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libtomcat9-java Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libtomcat9-java using apt-get by running the following command:
sudo apt-get -y install libtomcat9-java
Install libtomcat9-java Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libtomcat9-java using apt by running the following command:
sudo apt -y install libtomcat9-java
Install libtomcat9-java 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 libtomcat9-java using aptitude by running the following command:
sudo aptitude -y install libtomcat9-java
How To Uninstall libtomcat9-java on Ubuntu 20.04
To uninstall only the libtomcat9-java package we can use the following command:
sudo apt-get remove libtomcat9-java
Uninstall libtomcat9-java And Its Dependencies
To uninstall libtomcat9-java and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libtomcat9-java
Remove libtomcat9-java Configurations and Data
To remove libtomcat9-java configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libtomcat9-java
Remove libtomcat9-java configuration, data, and all of its dependencies
We can use the following command to remove libtomcat9-java configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libtomcat9-java
References
Summary
In this tutorial we learn how to install libtomcat9-java package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.