class Driver {

    static class Config extends Configuration {

        @Argument(keys = {"-i", "--input"}, help = "Input file")
        private String inputFile = "./text8";

        @Argument(keys = {"-e", "--epochs"}, help = "Number of epochs to train on")
        private int epochs = 5;

        @Argument(keys = {"-t", "--threads"}, help = "Number of threads")
        private int threads = Runtime.getRuntime().availableProcessors();

        @Argument(keys = {"-v", "--vector-size"}, help = "Embedding vector dimension")
        private int emb_size = 128;

        @Argument(keys = {"-w", "--window-size"}, help = "Window size")
        private int windowSize = 10;

        @Argument(keys = {"-ns", "--negative-samples"}, help = "number of negative samples per word pair")
        private int negativeSamples = 10;

        @Argument(keys = {"-a", "--alpha"}, help = "initial alpha (learning rate)")
        private float alpha = 0.005F;

        @Argument(keys = {"--test"}, help = "Run in testing mode")
        private boolean testMode = false;

        @Argument(keys = {"--local-rng"}, help = "Use local random number generator")
        private boolean localRng = false;

        public Config(String[] args) throws Exception {
            parse(args);
        }
    }
    
    public static void main(String args[]) throws Exception {
        Config conf = new Config(args);
        if(c.help) {
            System.out.println(c.getHelp());
            System.exit(0);
        }
        // ...
    }
}