It is not hard to get software in
not if you are willing to package it up, and ensure the correct dependencies are matched.
You don't even need to get it into the main line, just package up and let the user point the package manager in the right direction.
If your license ain't GPL or compatible you will probably find Debian hard, to get into, but nearly every other one doesn't care if you want to supply and you package.
Mirrors always help, as does free equipment.
But it is Java and well, not many people really like to code in Java do they. But I suppose there are a few apps that need the VM (and specific VMs at that).
Didn't Goldman Sachs, and Lehmans both use Java, I think Goldman went to C#, so see what happens to you when you put Java and MS into the mix, you end up being both a victim and instigator of global economic meltdown, a lesson there for us all.