sudo apt-get install openjdk-8-jdk
bill@bill-MS-7B79:~/Downloads/Computers/Emulators/PC/z390-main$ javac -version
javac 1.8.0_312
Mostly computer thought's and stuff I've done!
sudo apt-get install openjdk-8-jdk
bill@bill-MS-7B79:~/Downloads/Computers/Emulators/PC/z390-main$ javac -version
javac 1.8.0_312