public static void shootRandomFirework(Location loc, int height) { Firework f = (Firework) loc.getWorld().spawnEntity(loc, EntityType.FIREWORK); FireworkMeta fm = f.getFireworkMeta(); fm.setPower(height); int effectAmount = random.nextInt(3) + 1; for (int i = 0; i < effectAmount; i++) { Builder b = FireworkEffect.builder(); int colorAmount = random.nextInt(3) + 1; for (int ii = 0; ii < colorAmount; ii++) { b.withColor(Color.fromBGR(random.nextInt(256), random.nextInt(256), random.nextInt(256))); } b.with(Type.values()[random.nextInt(Type.values().length)]); b.flicker(random.nextInt(2) == 0 ? false : true); b.trail(random.nextInt(2) == 0 ? false : true); fm.addEffect(b.build()); } f.setFireworkMeta(fm); }