root:~# wget -qO - https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public | apt-key add -
root:~# apt-get install -y software-properties-common
root:~# add-apt-repository --yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/
root:~# apt-get update
root:~# apt-get install adoptopenjdk-11-hotspot
root:~# java -version
openjdk version "11.0.6" 2020-01-14
OpenJDK Runtime Environment AdoptOpenJDK (build 11.0.6+10)
OpenJDK 64-Bit Server VM AdoptOpenJDK (build 11.0.6+10, mixed mode)
Dokumentation