These latter features may be used to override decisions made by apt-get's conflict resolution system. Similarly a plus sign can be used to designate a package to install. If a hyphen is appended to the package name (with no intervening space), the identified package will be removed if it is installed. The /etc/apt/sources.list file is used to locate the desired packages. All packages required by the package(s) specified for installation will also be retrieved and installed. Each package is a package name, not a fully qualified filename. APT simplifies the process of managing software on Unix-like computer systems by automating the retrieval, configuration and installation of software packages, either from precompiled files or by compiling source code.Īpt-get is the command-line tool for handling packages, and may be considered the user's 'back-end' to other tools using the APT library.Īpt-get install is followed by one or more packages desired for installation or upgrading. Amazon Corretto is a no-cost distribution of OpenJDK with long-term support.OpenJDK Development Kit information about apt-get installĪdvanced Package Tool, or APT, is a free software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu and other Linux distributions. As a result, OpenJDK places no restrictions on your ability to run OpenJDK. Once Zulu OpenJDK 11 is installed, ensure it is set as the default Java VM using the steps specific to your Linux Distribution.

Unlike Oracle Java, OpenJDK uses an open-source licensing model. So, most Java implementations instead choose to use OpenJDK or Amazon Corretto. Thus, an implementation wishing to use that trademark must get an Oracle license. Amazon Web Services users can choose Amazon Corretto as an alternative.

As weve seen in section 2.3 above, the add-apt-repository command isnt available by default. On Ubuntu 14.04 LTS, the OpenJDK packages arent available in the Main repository, so well install them from the openjdk-r PPA. But, Oracle Java and OpenJDK are the two main implementations of Java. Installing OpenJDK 8 on Ubuntu 14.04 LTS. Type sudo apt-get autoremove openjdk-8-jre package-name example: openjdk-8-jre. If you want to remove the Java package from Ubuntu you can make use of the apt-get remove command followed by package name, Open Terminal. There are many different implementations of Java. Uninstall Java from Ubuntu using APT Command.

Set your JAVA_HOME environment variable.

Uninstall openjdk 7 ubuntu 12.04