stuff

public void onEnable() {
        BukkitScheduler scheduler = getServer().getScheduler();
        scheduler.scheduleSyncRepeatingTask(this, new Runnable() {
            @Override
            public void run() {
                if (executer != null) {
                    World world = executer.getWorld();
                    //some arbitrary conditions to get to this point
                    if(world.getChunkAt(executer.getLocation()) != null && world.getBlockAt(executer.getLocation()) != null) {
                      Chunk myChunk = world.getChunkAt(executer.getLocation());//this checked if it is loaded
                      if(myChunk.isLoaded()) {
                          if (countW == width) {
                              countW = 0;
                              if (countL == length) {
                                  countL = 0;
                                  executer.sendMessage(ChatColor.GREEN + "The chunk loading process is complete.");
                                  executer = null;
                                  length = 0;
                                  width = 0;
                              } else {
                                  countL+= 1;
                                  executer.teleport(new Location(executer.getLocation().getWorld(), executer.getLocation().getX()-(16*width), executer.getLocation().getY(), executer.getLocation().getZ()+16));
                              }
                          }
                          countW+= 1;
                          executer.teleport(new Location(executer.getLocation().getWorld(), executer.getLocation().getX()+16, executer.getLocation().getY(), executer.getLocation().getZ()));

                      }
                    }
                }



            }
        }, 0L, 1L);
    }


    public boolean onCommand(CommandSender sender, Command cmd, String cmdLabel, String[] args) {
        if (sender instanceof Player) {
            Player p = (Player) sender;
            if (cmdLabel.equalsIgnoreCase("loadchunks") && p.isOp()) {
                if (args.length==2) {
                    if (executer == null) {
                        if (Integer.parseInt(args[0]) > 0 && Integer.parseInt(args[1]) > 0) {
                            Integer a = Integer.parseInt(args[0]);
                            Integer b = Integer.parseInt(args[1]);
                            Integer c = (int) Math.floor(a/2);
                            Integer d = (int) Math.floor(b/2);
                            p.sendMessage(ChatColor.GREEN + "The chunk loading process has begun. Please do not move at any time during this process or else you may ruin the results.");
                            p.setGameMode(GameMode.CREATIVE);
                            p.teleport(new Location(p.getWorld(), p.getLocation().getX()-c, p.getLocation().getY(), p.getLocation().getY()-d));
                            length = a;
                            width = b;
                            executer = p;
                        }
                    }
                }
            }

            if (cmdLabel.equalsIgnoreCase("regenchunk") && p.isOp()) {
                if (args.length==2) {
                    if (executer == null) {
                        if (Integer.parseInt(args[0]) > 0 && Integer.parseInt(args[1]) > 0) {
                            p.getWorld().regenerateChunk(Integer.parseInt(p.getLocation().getX() + ""), Integer.parseInt(p.getLocation().getZ() + ""));
                        }
                    }
                }
            }
        }
        return false;

    }