Install and setup JDK

  • STEPS

    1. download jdk

    
                  //version 1
                  wget https://corretto.aws/downloads/latest/amazon-corretto-17-x64-linux-jdk.tar.gz

                  tar -xvf amazon-corretto-17-x64-linux-jdk.tar.gz

                  //version 2
                  wget https://corretto.aws/downloads/latest/amazon-corretto-8-aarch64-linux-jdk.tar.gz

                  tar -xvf amazon-corretto-8-aarch64-linux-jdk.tar.gz

                  OR


                  sudo apt update
                  sudo apt install openjdk-8-jdk openjdk-11-jdk

    2. Set JAVA_HOME

    set path of jdk folder which contains bin file

    
                   export JAVA_8_HOME=/usr/lib/jvm/java-8-openjdk-amd64
                   export JAVA_11_HOME=/usr/lib/jvm/java-11-openjdk-amd64

                   export PATH=$JAVA_8_HOME/bin:$PATH
    Save the changes to .bashrc and reload it: 
    
                   source ~/.bashrc

    Switching Between JDK Versions:

    
                  export JAVA_HOME=$JAVA_11_HOME
export PATH=$JAVA_HOME/bin:$PATH
source ~/.bashrc

    Check version

    
java -version