in s1e1-totally-lit/hue-lifx-java/src/main/java/com/awslabs/iot_all_the_things/special_projects_edition/totally_lit/hue/HueRainbow.java [20:34]
public static void main(String[] args) throws ExecutionException, InterruptedException {
HueShared.exitAndShowUsageIfNoArgs(args, "hue-rainbow.sh");
HueShared.setUsername(args[0]);
List<Light> lights = HueShared.getLightsOrExitIfEmpty(args);
log.info("Rainbow with " + lights.size() + " light(s) starting now. Press CTRL-C to stop.");
while (true) {
Color currentColor = getNextColor();
lights.forEach(light -> HueRainbow.setNextColor(light, currentColor));
Shared.sleep(250);
}
}