Completly freeze players

FreezePlayers

package fr.finalsword.api.events.listeners;

import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.ProtocolLibrary;
import com.comphenix.protocol.events.*;
import fr.finalsword.api.MYGAPI;
import fr.finalsword.api.events.listeners.freeze.FreezeState;
import net.minecraft.server.v1_8_R3.PacketPlayOutGameStateChange;
import org.bukkit.craftbukkit.v1_8_R3.entity.CraftEntity;
import org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer;
import org.bukkit.entity.ArmorStand;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerMoveEvent;
import org.bukkit.event.player.PlayerToggleSneakEvent;
import org.bukkit.plugin.Plugin;
import org.bukkit.scheduler.BukkitRunnable;

import java.util.ArrayList;
import java.util.List;

/**
 * @author Seveningful
 */
public class FreezeEvents implements Listener {

    private static List<FreezeState> freezedPlayers = new ArrayList<>();

    public static FreezeState getFreeze(Player p)
    {
        if(isFreezed(p))
            return freezedPlayers.stream().filter(freezeState -> freezeState.getPlayer() == p).findFirst().get();
        return null;
    }

    public FreezeEvents() {
        ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(MYGAPI.getInstance(), ListenerPriority.NORMAL, PacketType.Play.Client.USE_ENTITY){
            public void onPacketReceiving(PacketEvent e){
                if(e.getPacketType() == PacketType.Play.Client.USE_ENTITY)
                {
                    if(e.getPlayer().getEntityId() == e.getPacket().getIntegers().read(0) )
                        e.setCancelled(true);
                }
            }
        });
    }

    public static void setFreezed(Player p, int seconds)
    {
        ArmorStand armorStand = (ArmorStand) p.getWorld().spawnEntity(p.getLocation(), EntityType.ARMOR_STAND);
        armorStand.setGravity(false);
        armorStand.setCanPickupItems(false);
        armorStand.setMarker(false);
        armorStand.setVisible(false);
        p.setSneaking(false);
        FreezeState f = new FreezeState(p, armorStand, p.getGameMode());
        ((CraftPlayer) p).getHandle().playerConnection.sendPacket(new PacketPlayOutGameStateChange(3, 3));
        ((CraftPlayer) p).getHandle().setSpectatorTarget(((CraftEntity) armorStand).getHandle());
        freezedPlayers.add(f);
        new BukkitRunnable(){
            @Override
            public void run() {
                freezedPlayers.remove(f);
                armorStand.remove();
                ((CraftPlayer)p).getHandle().playerConnection.sendPacket(new PacketPlayOutGameStateChange(3, f.getBaseGameMode().getValue()));
                p.setFlying(false);
            }
        }.runTaskLater(MYGAPI.getInstance(), 20*seconds);
    }

    public static List<FreezeState> getFreezedPlayers() {
        return freezedPlayers;
    }

    public static boolean isFreezed(Player p)
    {
        return freezedPlayers.stream().filter(freezeState -> freezeState.getPlayer() == p).findFirst().isPresent();
    }

    @EventHandler
    public void onMove(PlayerMoveEvent e)
    {
        if(isFreezed(e.getPlayer()))
        {
            e.setCancelled(true);
            ((CraftPlayer)e.getPlayer()).getHandle().playerConnection.sendPacket(new PacketPlayOutGameStateChange(3, 3));
            ((CraftPlayer) e.getPlayer()).getHandle().setSpectatorTarget(((CraftEntity) getFreeze(e.getPlayer()).getArmorStand()).getHandle());
        }
    }


    @EventHandler
    public void onSneak(PlayerToggleSneakEvent e)
    {
        if(isFreezed(e.getPlayer()))
        {
            e.setCancelled(true);
            ((CraftPlayer)e.getPlayer()).getHandle().playerConnection.sendPacket(new PacketPlayOutGameStateChange(3, 3));
            ((CraftPlayer) e.getPlayer()).getHandle().setSpectatorTarget(((CraftEntity) getFreeze(e.getPlayer()).getArmorStand()).getHandle());
        }
    }


}

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package fr.finalsword.api.events.listeners.freeze;

import lombok.AllArgsConstructor;
import lombok.Getter;
import org.bukkit.GameMode;
import org.bukkit.entity.ArmorStand;
import org.bukkit.entity.Player;

/**
 * @author Seveningful
 */
@Getter
@AllArgsConstructor
public class FreezeState {

    private Player player;
    private ArmorStand armorStand;
    private GameMode baseGameMode;

}