Step-by-step – How to Install Eclipse Java on Ubuntu 20.04

Installing

2. 2. Downloading Eclipse Java for Ubuntu

   Download Eclipse 2023-12 R IDE for Java Developers on Linux

   Eclipse 2023-12 R IDE Java tar.gz Linux

   Eclipse Java for Linux

   On Firefox if possible on Prompt Select directly “Open with Archive Manager”!

   

   Or after with Chrome Click the Button on the Page’s Bottom, or again Double-Click on it in the File Manager…

3. 3. Extracting Eclipse Archive

   Then Extract Eclipse tar.gz into /tmp Directory
   If it does Not Open automatically then Double-Click on File Manager:

   
   Or from Command Line:

   tar xvzf ~/Downloads/*.tar.gz -C /tmp/

4. 4. Installing Eclipse on Ubuntu

   Next follow with GNU/Linux Ubuntu Eclipse Installation.

   For a System wide installation we make the superUser as owner:

   sudo chown -R root:root /tmp/eclipse

   Authenticate with the User Admin Pass.
   If Got “User is Not in Sudoers file” then see: How to Enable sudo
   Then we Move the Eclipse content into the /opt Directory with:

   sudo mv /tmp/eclipse /opt/

   Again make a Symlink to put Eclipse into the working Path:

   sudo ln -s /opt/eclipse/eclipse /usr/local/bin/eclipse

5. 5. Oracle Java JDK Installation

   How to Install Recommended Oracle Java JDK on Ubuntu

   Install Oracle JDK for Ubuntu

   SetUp Oracle Jdk on Ubuntu