ReleaseController.java

    @Override
    public void start() {
        this.future = manager.getWorker().submit(new Runnable() {
            @Override
            public void run() {
                int serverRelease = FileUtils.getReleases(
                        FileUtils.path(Main.SERVER, "releases", "releases.dat")).lastRelease(AppUtils.OS);
                int release = FileUtils.getLocalRelease("release.int");

                int result = serverRelease - release;

                if(result == 0 || result < 0) {
                    manager.getForm().alreadyUpdated();
                    manager.end(true);
                    return;
                }

                for(int i=release+1;i<serverRelease;i++) {
                    try {
                        files.addLast(new URL(
                                FileUtils.path(Main.SERVER, "releases", AppUtils.OS.toString(), i + ".zip")));
                    } catch(Exception e) {
                        System.out.println(e.getMessage());
                    }
                }
            }
        });
    }