
Only the Oracle JRE is supported by Atlassian appsAtlassian apps (see https://jira.atlassian.com/browse/JRASERVER-46152) Plus Atlassian apps are non free so the switch logic always chose Oracle JRE anyway. Option is kept in case someone want to patch apps to support openjdk.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.