I'm not sure I'd call "uploading code" to a website "open sourcing."<p>Where is your LICENSE file? Where are licensing terms discussed?<p>Open source isn't just code; the license you release under is equally, and perhaps even more, important than the code.
Cool project! Anyone trying to run it on *nix will need to open Main.java and replace all instances of the windows-specific file separator "\\" with "/".