Ubuntu 14.04 Installing Java JDK (6 steps)

2. Download the latest JDK version from Oracle with
4. After downloading to get the file jdk-8u101-linux-x64.tar.gz (the file name may be different, the download extension is. tar.gz), the command line to enter the following code to extract the file to the current directory, you will get a folder named Jdk1.8.0_101

   tar -zxvf jdk-8u101-linux-x64. tar. gz

6. Create a new folder in the/usr/lib directory Java (requires root access)

   cd/usr/libsudomkdir java

8. Move Folder jdk1.8.0_101/to/usr/lib/java/

   sudo MV Jdk1. 8. 0_101//usr/lib/java

9. then enter the following 3-line command

   sudoUpdate-alternatives--Install "/usr/bin/java" "Java" "/usr/lib/java/jdk1.8.0_101/bin/java" 1sudoUpdate-alternatives--Install "/usr/bin/javac" "Javac" "/usr/lib/java/jdk1.8.0_101/bin/javac" 1sudoUpdate-alternatives--Install "/usr/bin/javaws" "Javaws" "/usr/lib/java/jdk1.8.0_101/bin/javaws" 1

11. Finally, set the environment variable, you need to edit the. bashrc file

    sudo gedit ~/.BASHRC

    Save it at the end of the file by adding 3 lines

    #JAVA HOME directory setupexport java_home=/usr/lib/java/jdk1. 8 . 0_101export PATH="$PATH: $JAVA _home/bin"

    Finally, the command line input java-version Test Installation Success!

Ubuntu 14.04 Installing Java JDK (6 steps)