SignPlaceholders.java 文件源码

@EventHandler
public void handleInteract(@Nonnull PlayerInteractEvent event) {
    if (event.getAction() == org.bukkit.event.block.Action.RIGHT_CLICK_BLOCK && event.getClickedBlock() != null) {
        if (event.getClickedBlock().getState() instanceof Sign) {
            Sign sign = (Sign) event.getClickedBlock().getState();
            if (sign.hasMetadata("UpdateCooldown")) {
                long cooldown = sign.getMetadata("UpdateCooldown").get(0).asLong();
                if (cooldown > System.currentTimeMillis() - 1 * 1000) {
                    return;
                }
            }
            sign.update();
            sign.setMetadata("UpdateCooldown", new FixedMetadataValue(voxelGamesLib, System.currentTimeMillis()));
        }
    }
}