debian install java
# If you want java 11:
sudo apt install -y default-jre
# If you want other java versions:
sudo apt update
sudo apt install -y apt-transport-https ca-certificates wget dirmngr gnupg software-properties-common
wget -qO - https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public | sudo apt-key add -
sudo add-apt-repository --yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/
sudo apt update
sudo apt install -y adoptopenjdk-8-hotspot # Java 8
sudo apt install -y adoptopenjdk-16-hotspot # Java 16
# Switch java version
sudo update-alternatives --config java