Java Code Examples for org.bukkit.World#getEntities()

/**
 * Obtain an entity count of a Entity class.
 *
 * @param clazz If null, all entities are counted
 * @return
 */
public static int getEntityCount(Class<? extends Entity> clazz) {
    int count = 0;

    for (World world : Bukkit.getServer().getWorlds()) {
        if (clazz == null) {
            count += world.getEntities().size();
        } else {
            for (Entity entity : world.getEntities()) {
                if (entity != null && clazz.isInstance(entity)) {
                    count++;
                }
            }
        }
    }

    return count;
}
 

@Override
public void endEvent(boolean force) {
	if (fired) {
		if (force && length != -1) {
			br.cancel();
		}
		World world = gMap.getCurrentWorld();
		for (Entity ent: world.getEntities()) {
			if (ent instanceof EnderDragon) {
				ent.remove();
				break;
			}
		}
		if (gMap.getMatchState() == MatchState.PLAYING) {
			MatchManager.get().message(gMap, ChatColor.translateAlternateColorCodes('&', endMessage));
		}
		if (repeatable || force) {
			setStartTime();
			this.startTime = this.startTime + gMap.getTimer();
			this.fired = false;
		}
	}
}
 

@Override
public int getProtectionCount(Player player, Material material) {
    int i = 0;
    for (World world : Bukkit.getWorlds()) {
        for (Entity ent : world.getEntities()) {
            int A = 50000 + ent.getUniqueId().hashCode();
            Protection prot = LWC.getInstance().getPhysicalDatabase().loadProtection(ent.getWorld().getName(),
                    A, A, A);
            if (prot.getBukkitOwner() == player) {
                i++;
            }
        }
    }
    return i;
}
 

/**
 * Gets the entity for a given UUID.
 */
public static Entity getEntityForID(UUID id) {
    if (!SentinelVersionCompat.v1_12) {
        for (World world : Bukkit.getServer().getWorlds()) {
            for (Entity e : world.getEntities()) {
                if (e.getUniqueId().equals(id)) {
                    return e;
                }
            }
        }
        return null;
    }
    return Bukkit.getServer().getEntity(id);
}
 

private Entity getEntityByUUID(World world, UUID uuid) {
    if(world == null || uuid == null) return null;

    List<Entity> entityList = world.getEntities();
    for(Entity entity : entityList) {
        UUID entityId = entity.getUniqueId();
        if(!uuid.equals(entityId)) continue;
        
        return entity;
    }
    
    return null;
}
 

/**
 * Prevent FireWorks from loading chunks
 * @param event
 */
@EventHandler(priority = EventPriority.LOWEST)
public void onChunkLoad(ChunkLoadEvent event) {
    if (!Settings.IMP.TICK_LIMITER.FIREWORKS_LOAD_CHUNKS) {
        Chunk chunk = event.getChunk();
        Entity[] entities = chunk.getEntities();
        World world = chunk.getWorld();

        Exception e = new Exception();
        int start = 14;
        int end = 22;
        int depth = Math.min(end, getDepth(e));

        for (int frame = start; frame < depth; frame++) {
            StackTraceElement elem = getElement(e, frame);
            if (elem == null) return;
            String className = elem.getClassName();
            int len = className.length();
            if (className != null) {
                if (len > 15 && className.charAt(len - 15) == 'E' && className.endsWith("EntityFireworks")) {
                    for (Entity ent : world.getEntities()) {
                        if (ent.getType() == EntityType.FIREWORK) {
                            Vector velocity = ent.getVelocity();
                            double vertical = Math.abs(velocity.getY());
                            if (Math.abs(velocity.getX()) > vertical || Math.abs(velocity.getZ()) > vertical) {
                                Fawe.debug("[FAWE `tick-limiter`] Detected and cancelled rogue FireWork at " + ent.getLocation());
                                ent.remove();
                            }
                        }
                    }
                }
            }
        }
    }
}
 

@Override
public void onEnable() {
    configuration = new Configuration(this);
    configuration.setupHikari(hikari, configuration.getSettingsConfig());

    gameArena = new GameArena(this);
    menuManager = new MenuManager(this);

    serverSpawn = configuration.getSpawn();

    Bukkit.setSpawnRadius(0);

    World world = Bukkit.getWorlds().get(0);
    world.setSpawnFlags(false, false);
    world.setGameRuleValue("doMobSpawning", "false");

    for (Entity entity : world.getEntities()) {
        if (!(entity instanceof Player) && entity instanceof LivingEntity) {
            entity.remove();
        }
    }

    registerListeners();
    getCommand("game").setExecutor(new Game());
    getCommand("setlobbyspawn").setExecutor(new SetLobbySpawn(this));
    getCommand("ztele").setExecutor(new Ztele(this));

    menuManager.addMenu("hkits", new HumanKitMenu("Human Kit Menu", 9, this));
    menuManager.addMenu("zkits", new ZombieKitMenu("Zombie Kit Menu", 9, this));
    menuManager.addMenu("vote", new VoteMenu(Utils.color("&8Vote"), 9, gameArena));
}
 

public static Entity getEntity(World world, UUID uuid) {

		for (Entity ent : world.getEntities()) {
			if (ent.getUniqueId().equals(uuid)) {
				return ent;
			}
		}
		
		return null;
	}
 

/**
 * Get all npc's from a specific world
 *
 * @param world World to get npc's from
 * @return A list of all npc's in the world
 */
public List<NPC> getNPCs(World world) {
    List<NPC> npcList = new ArrayList<NPC>();
    for(Entity entity : world.getEntities()) {
        if(isNPC(entity)) {
            npcList.add(getNPC(entity));
        }
    }

    return npcList;
}
 

/**
 * Despawn all npc's on a single world.
 *
 * @param world World to despawn npc's on.
 */
public void despawnAll(World world) {
    for(Entity entity : world.getEntities()) {
        if(entity.hasMetadata("NPC")) {
            entity.remove();
        }
    }
}