@EventHandler
public void onPlayerDeath(PlayerDeathEvent e) {
    e.setKeepLevel(true);
    e.setDroppedExp(0);
    final Player player = e.getEntity();
    final ItemStack[] tmp = (ItemStack[]) e.getDrops().toArray(new ItemStack[0]);
    Bukkit.getScheduler().scheduleSyncDelayedTask(plugin, new Runnable() {
        public void  run() {
            if (player.isOnline())
                player.getInventory().setContents(tmp);
        }
    }, 1);
    e.getDrops().clear();
}