Install Java/JDK Version 8, 11, 14 on Linux – Ubuntu 20.04 LTS / 18.04 LTS
This video tutorial will tell you how to install different Java or JDK version 8 or version 11 or version 14 on Ubuntu 20.04 LTS Operating System (OS).
This video shows the Java/JDK installation from Oracle provided installation files for Linux OS. Also this video shows different installation methods to use apt repository to install Java/JDK.
You will learn the followings:
How to install Java or JDK version 8 , 11, 14 on Linux Ubuntu 20.04 LTS OS.
How to install Java or JDK on Ubuntu 20.04 LTS OS. using apt package repository.
How to choose Java version from multiple installed Java or JDK versions.
How to set JAVA_HOME path.
How to Install Ubuntu 20.04 LTS: https://youtu.be/H7MG8V89frI
Install Java/JDK commands for JDK version 8
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1. mkdir /opt/java
2. sudo tar -zxvf jdk-8u251-linux-x64.tar.gz -C /opt/java
3. sudo update-alternatives –install /usr/bin/java java /opt/java/jdk1.8.0_251/bin/java 1
Install Java/JDK commands for JDK version 11
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1. mkdir /opt/java
2. sudo tar -zxvf jdk-11.0.7_linux-x64_bin.tar.gz -C /opt/java
3. sudo update-alternatives –install /usr/bin/java java /opt/java/jdk-11.0.7/bin/java 2
Install Java/JDK from apt-get package
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sudo apt-get update
sudo apt-get install software-properties-common
sudo add-apt-repository ppa:linuxuprising/java
sudo apt-get update
sudo apt-get install oracle-java11-installer
or
sudo apt-get install oracle-java14-installer
Configure Java
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sudo update-alternatives –config java
sudo nano /etc/environment
JAVA_HOME=”/usr/lib/jvm/java-11-oracle”
source /etc/environment
echo $JAVA_HOME
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