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How do I install Java 8 on Ubuntu?

Posted on by Arif Clayton

How do I install Java 8 on Ubuntu?

Follow the below steps to install Java 8 on Ubuntu via the command line.

  1. Step 1 – Install Java 8 on Ubuntu. The OpenJDK 8 is available under default Apt repositories.
  2. Step 2 – Verify Java Installation. You have successfully installed Java 8 on your system.
  3. Step 3 – Setup JAVA_HOME and JRE_HOME Variable.

How do I install Java 8 and Java 11 on Ubuntu?

How to Install OpenJDK JAVA 11/8 in Ubuntu and Debian

  1. Step 1 – Search OpenJDK Packages. OpenJDK packages are available under native apt repositories.
  2. Step 2 – Install JAVA (OpenJDK)
  3. Step 3 – Configure Default Java Version.
  4. Step 4 – Set JAVA_HOME.

Where is java installed in Ubuntu?

/usr/lib/jvm
In generally, java gets installed at /usr/lib/jvm .

Where is JDK installed in Ubuntu?

/usr/lib/jvm/
After the installation process is complete, jdk and jre are installed to /usr/lib/jvm/ directory, where is the actual java installation folder.

How do I install java 11 on Ubuntu?

Installing Oracle Java SE 11 on Ubuntu 18.04

  1. Step 1: Install Oracle JDK 11. The first thing you need to do is update the system, using the following command: sudo apt update && sudo apt upgrade.
  2. Step 2: Install Oracle JDK 11 in Ubuntu 18.04/18.10. Once again, you start by adding PPA:

How do I install java 8 on Amazon Linux?

You can simply install Java 11 or Java 8 on the Amazon Linux system using the following commands.

  1. Run below commands to install Java 11 on Amazon Linux: sudo amazon-linux-extras install java-openjdk11.
  2. Run below commands to install Java 8 on Amazon Linux: sudo yum install java-1.8.0-openjdk.

How can I change Jdk 11 to JDK 8?

1 Answer

  1. You have to install the openjdk-8-jre : sudo apt-get install openjdk-8-jre.
  2. Next switch to the jre-8 version: $ sudo update-alternatives –config java There are 2 choices for the alternative java (providing /usr/bin/java).

Where is my java path Ubuntu?

Add >> /etc/environment to the end of the line and press ↵ Enter . This permanently sets the Java_Home path. Alternatively, if you do not have root access, you can type echo “JAVA_HOME=’java installation path'” >> . bashrc and press ↵ Enter to set the Java_Home path.