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#Apt get install openjdk 11 update#
#Apt get install openjdk 11 software#

You can also uninstall Java on Rasperry Pi using apt. Uninstall Java on Raspberry Piīy following this guide, you have installed Java 8 and/or Java 11 using the apt package manager. To configure the path environment variable for a single user, insert the line in the. Anything defined in the file will affect every user on the system. Note: The /etc/environment file is a system-wide configuration file. The output should return the JAVA_HOME path defined in the /etc/environment file. Verify the changes by running the following command: echo $JAVA_HOME Now reboot your system for the changes to take effect: sudo rebootĦ. Save the file and exit the text editor.ĥ. Add the following to the file: JAVA_HOME="path_of_your_default_version_of_java"įor example, for OpenJDK 8, you should insert: JAVA_HOME="/usr/lib/jvm/java-8-openjdk-armhf/jre/bin/java"Ĥ. Next, edit the /etc/environment file: sudo nano /etc/environmentģ. OpenJDK 8 path – /usr/lib/jvm/java-8-openjdk-armhf/jre/bin/javaĢ.OpenJDK 11 path – /usr/lib/jvm/java-11-openjdk-armhf/bin/java.On any Raspberry Pi system, the default locations are usually: Start by finding the location of your default Java instance: sudo update-alternatives -config java If not configured, you may receive a “ no JDK found” error.ġ. Note: Applications compiled in Java (e.g., Apache Tomcat) use the JAVA_HOME path environment variable to access your Java’s installation path.

#Apt get install openjdk 11 update#

In a terminal window, enter the following: sudo apt update

The default Raspbian repositories have a fully-updated and compatible version of OpenJDK.ġ. Raspberry Pi’s system architecture is ARM-based so many packages aren’t compatible.

#Apt get install openjdk 11 software#

It is recommended that you install all packages from the default Raspbian software repositories. Raspbian is based on Debian, so terminal commands to install Java will use the aptpackage manager.

LTS: Long-Term Support (major software versions intended for long-term use)īy default, Raspberry Pi uses the Raspbian operating system.

JDK: Java Development Kit (for writing and running Java applications).

JRE: Java Runtime Environment (for running Java applications).

SE: Standard Edition (usually for Oracle Java).

While browsing different Java versions, you may see different abbreviations: Oracle Java versions require an account to download, and most are not compatible with Raspberry Pi. Important: This guide will help you install the free, open-source OpenJDK version.