Java Early Access Installation on Ubuntu 18.04

#Dump on how to install OpenJDK and OpenJFX, both on version 13.

#OpenJDK 13 (early build version)
sudo add-apt-repository ppa:openjdk-r/ppa
sudo apt-get update
sudo apt install openjdk-13-jre openjdk-13-jdk
java -version

#OpenJFX 13
#Download and unpack from http://gluonhq.com/download/javafx-13-sdk-linux/ to your home directory
cd /usr/lib
sudo cp -r ~/javafx-sdk-13/ .
export PATH_TO_FX=/usr/lib/jvm/javafx-sdk-13/lib
#Download https://github.com/openjfx/samples/blob/master/HelloFX/CLI/hellofx/HelloFX.java
#Make a test run with
javac --module-path $PATH_TO_FX --add-modules javafx.controls HelloFX.java
java --module-path $PATH_TO_FX --add-modules javafx.controls HelloFX


#Make the path more permanent (this might not work).
#Add the following lines to your ~/.profile:
export JAVAFX_HOME="/usr/share/java/openjfx"
export PATH_TO_FX="/usr/lib/jvm/javafx-sdk-13/lib"
#Use one of the follwing:
export _JAVA_OPTIONS="--module-path=$JAVAFX_HOME --add-modules=ALL-MODULE-PATH"
#or
export _JAVA_OPTIONS="--module-path=/usr/share/java/openjfx --add-modules=ALL-MODULE-PATH"
#Save quit and reload using
source ~/.profile