Pump.java 文件源码

private Stage stop() {
    if (tube.size() == 0)
        return null;
    // Check which mode the pump should operate in.
    FurnaceInventory inventory = ((Furnace) anchor.getRelative(backward).getBlock().getState()).getInventory();
    ItemStack item = inventory.getFuel();
    if (item != null && item.getType() == filledBucketMaterial) {
        if (filledBucketMaterial == Material.WATER_BUCKET && anchor.getWorld().getEnvironment() == World.Environment.NETHER && !player.hasPermission("machinapump.nether-water")) {
            player.sendMessage("You do not have permission to pour water with a pump in the nether.");
            return new Retract();
        } else if (filledBucketMaterial == Material.LAVA_BUCKET && !player.hasPermission("machinapump.lava.fill")) {
            player.sendMessage("You do not have permission to pour lava with a pump.");
            return new Retract();
        }
        return new Fill();
    }
    if (liquidMaterial == Material.LAVA && !player.hasPermission("machinapump.lava.drain")) {
        player.sendMessage("You do not have permission to drain lava with a pump.");
        return new Retract();
    }
    return new Drain();
}