Save Inventory

package me.Kruciial.save;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.PlayerDeathEvent;
import org.bukkit.event.player.PlayerQuitEvent;
import org.bukkit.event.player.PlayerRespawnEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.PlayerInventory;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;

public class Main
  extends JavaPlugin
  implements Listener, CommandExecutor
{
  public Map<UUID, ItemStack[]> inventories = new HashMap();
  public Map<UUID, ItemStack[]> armor = new HashMap();
 
  public void onEnable()
  {
    Bukkit.getPluginManager().registerEvents(this, this);
  }
 
  public void onDisable() {}
 
  public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args)
  {
    if (!(sender instanceof Player))
    {
      sender.sendMessage("You have to be a player to perform this command!");
      return false;
    }
    Player p = (Player)sender;
    if (label.equalsIgnoreCase("save"))
    {
      this.inventories.put(p.getUniqueId(), p.getInventory().getContents());
      this.armor.put(p.getUniqueId(), p.getInventory().getArmorContents());
      msg(p, new String[] { "&7? &6FFA &7? &6Your inventory has been saved until you logout!" });
    }
    return false;
  }
 
  @EventHandler
  public void onQuit(PlayerQuitEvent e)
  {
    Player p = e.getPlayer();
    if (this.inventories.containsKey(p.getUniqueId())) {
      this.inventories.remove(p.getUniqueId());
    }
    if (this.armor.containsKey(p.getUniqueId())) {
      this.armor.remove(p.getUniqueId());
    }
  }
 
  @EventHandler
  public void onDeath(PlayerDeathEvent e)
  {
    Player p = e.getEntity();
    if ((this.inventories.containsKey(p.getUniqueId())) || (this.armor.containsKey(p.getUniqueId()))) {
      e.getDrops().clear();
    }
  }
 
  @EventHandler
  public void onRespawn(PlayerRespawnEvent e)
  {
    Player p = e.getPlayer();
    if (this.inventories.containsKey(e.getPlayer().getUniqueId())) {
      p.getInventory().setContents((ItemStack[])this.inventories.get(p.getUniqueId()));
    }
    if (this.armor.containsKey(p.getUniqueId())) {
      p.getInventory().setArmorContents((ItemStack[])this.armor.get(p.getUniqueId()));
    }
  }
 
  public void msg(Player p, String... msg)
  {
    String[] arrayOfString;
    int j = (arrayOfString = msg).length;
    for (int i = 0; i < j; i++)
    {
      String s = arrayOfString[i];
      p.sendMessage(color(s));
    }
  }
 
  public boolean isInt(String s)
  {
    try
    {
      Integer.parseInt(s);
      return true;
    }
    catch (Exception localException) {}
    return false;
  }
 
  public String color(String s)
  {
    return ChatColor.translateAlternateColorCodes('&', s);
  }
}