cn.nukkit.block.BlockAir Java Examples

@Override
public CompoundTag getSpawnCompound() {
    if (!this.namedTag.contains("Item")) {
        this.setItem(new ItemBlock(new BlockAir()), false);
    }
    CompoundTag NBTItem = namedTag.getCompound("Item").copy();
    NBTItem.setName("Item");
    boolean item = NBTItem.getShort("id") == Item.AIR;
    return new CompoundTag()
            .putString("id", BlockEntity.ITEM_FRAME)
            .putInt("x", (int) this.x)
            .putInt("y", (int) this.y)
            .putInt("z", (int) this.z)
            .putCompound("Item", item ? NBTIO.putItemHelper(new ItemBlock(new BlockAir())) : NBTItem)
            .putByte("ItemRotation", item ? 0 : this.getItemRotation());
    // TODO: This crashes the client, why?
    // .putFloat("ItemDropChance", this.getItemDropChance());
}
 

public void setArmorContents(Item[] items) {
    if (items.length < 4) {
        Item[] newItems = new Item[4];
        System.arraycopy(items, 0, newItems, 0, items.length);
        items = newItems;
    }

    for (int i = 0; i < 4; ++i) {
        if (items[i] == null) {
            items[i] = new ItemBlock(new BlockAir(), null, 0);
        }

        if (items[i].getId() == Item.AIR) {
            this.clear(this.getSize() + i);
        } else {
            this.setItem(this.getSize() + i, items[i]);
        }
    }
}
 

@Override
protected void initBlockEntity() {
    if (!namedTag.contains("Item")) {
        namedTag.putCompound("Item", NBTIO.putItemHelper(new ItemBlock(new BlockAir())));
    }
    if (!namedTag.contains("ItemRotation")) {
        namedTag.putByte("ItemRotation", 0);
    }
    if (!namedTag.contains("ItemDropChance")) {
        namedTag.putFloat("ItemDropChance", 1.0f);
    }

    this.level.updateComparatorOutputLevel(this);

    super.initBlockEntity();
}
 

public void setArmorContents(Item[] items) {
    if (items.length < 4) {
        Item[] newItems = new Item[4];
        System.arraycopy(items, 0, newItems, 0, items.length);
        items = newItems;
    }

    for (int i = 0; i < 4; ++i) {
        if (items[i] == null) {
            items[i] = new ItemBlock(new BlockAir(), null, 0);
        }

        if (items[i].getId() == Item.AIR) {
            this.clear(this.getSize() + i);
        } else {
            this.setItem(this.getSize() + i, items[i]);
        }
    }
}
 

@Override
public CompoundTag getSpawnCompound() {
    if (!this.namedTag.contains("Item")) {
        this.setItem(new ItemBlock(new BlockAir()), false);
    }
    CompoundTag NBTItem = namedTag.getCompound("Item").copy();
    NBTItem.setName("Item");
    boolean item = NBTItem.getShort("id") == Item.AIR;
    return new CompoundTag()
            .putString("id", BlockEntity.ITEM_FRAME)
            .putInt("x", (int) this.x)
            .putInt("y", (int) this.y)
            .putInt("z", (int) this.z)
            .putCompound("Item", item ? NBTIO.putItemHelper(new ItemBlock(new BlockAir())) : NBTItem)
            .putByte("ItemRotation", item ? 0 : this.getItemRotation());
            // TODO: This crashes the client, why?
            // .putFloat("ItemDropChance", this.getItemDropChance());
}
 

public boolean execute(CommandSender sender, String label, String[] args) {
    if (!this.testPermission(sender)) {
        return false;
    }
    if (!this.testIngame(sender)) {
        return false;
    }
    if (args.length != 0) {
        this.sendUsage(sender);
        return false;
    }
    Player player = (Player) sender;
    Block block = player.getTargetBlock(120, new Integer[]{Block.AIR});
    if (block == null) {
        sender.sendMessage(TextFormat.RED + Language.translate("commands.break.unreachable"));
        return false;
    }
    if (block.getId() == Block.BEDROCK && !sender.hasPermission("essentialsnk.break.bedrock")) {
        sender.sendMessage(TextFormat.RED + Language.translate("commands.break.bedrock"));
        return false;
    }
    player.getLevel().setBlock(block, new BlockAir(), true, true);
    return true;
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

protected void checkFuel(Item fuel) {

        FurnaceBurnEvent ev = new FurnaceBurnEvent(this, fuel, fuel.getFuelTime() == null ? 0 : fuel.getFuelTime());

        if (ev.isCancelled()) {
            return;
        }

        maxTime = ev.getBurnTime();
        burnTime = ev.getBurnTime();
        burnDuration = 0;
        if (this.getBlock().getId() == Item.FURNACE) {
            this.getLevel().setBlock(this, new BlockFurnaceBurning(this.getBlock().getDamage()), true);
        }

        if (burnTime > 0 && ev.isBurning()) {
            fuel.setCount(fuel.getCount() - 1);
            if (fuel.getCount() == 0) {
                if (fuel.getId() == Item.BUCKET && fuel.getDamage() == 10) {
                    fuel.setDamage(0);
                    fuel.setCount(1);
                } else {
                    fuel = new ItemBlock(new BlockAir(), 0, 0);
                }
            }
            this.inventory.setFuel(fuel);
        }
    }
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public boolean clear(int index, boolean send) {
    if (this.slots.containsKey(index)) {
        Item item = new ItemBlock(new BlockAir(), null, 0);
        Item old = this.slots.get(index);
        InventoryHolder holder = this.getHolder();
        if (holder instanceof Entity) {
            EntityInventoryChangeEvent ev = new EntityInventoryChangeEvent((Entity) holder, old, item, index);
            Server.getInstance().getPluginManager().callEvent(ev);
            if (ev.isCancelled()) {
                this.sendSlot(index, this.getViewers());
                return false;
            }
            item = ev.getNewItem();
        }

        if (item.getId() != Item.AIR) {
            this.slots.put(index, item.clone());
        } else {
            this.slots.remove(index);
        }

        this.onSlotChange(index, old, send);
    }

    return true;
}
 

public Item getItemInHand() {
    Item item = this.getItem(this.getHeldItemIndex());
    if (item != null) {
        return item;
    } else {
        return new ItemBlock(new BlockAir(), 0, 0);
    }
}
 

public Block getBlock() {
    if (this.block != null) {
        return this.block.clone();
    } else {
        return new BlockAir();
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

public BlockEntityItemFrame(FullChunk chunk, CompoundTag nbt) {
    super(chunk, nbt);
    if (!nbt.contains("Item")) {
        nbt.putCompound("Item", NBTIO.putItemHelper(new ItemBlock(new BlockAir())));
    }
    if (!nbt.contains("ItemRotation")) {
        nbt.putByte("ItemRotation", 0);
    }
    if (!nbt.contains("ItemDropChance")) {
        nbt.putFloat("ItemDropChance", 1.0f);
    }

    this.level.updateComparatorOutputLevel(this);
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public Item getItem(int index) {
    int i = this.getSlotIndex(index);
    if (i < 0) {
        return new ItemBlock(new BlockAir(), 0, 0);
    } else {
        CompoundTag data = (CompoundTag) this.namedTag.getList("Items").get(i);
        return NBTIO.getItemHelper(data);
    }
}
 

@Override
public boolean clear(int index, boolean send) {
    if (this.slots.containsKey(index)) {
        Item item = new ItemBlock(new BlockAir(), null, 0);
        Item old = this.slots.get(index);
        InventoryHolder holder = this.getHolder();
        if (holder instanceof Entity) {
            EntityInventoryChangeEvent ev = new EntityInventoryChangeEvent((Entity) holder, this, old, item, index);
            Server.getInstance().getPluginManager().callEvent(ev);
            if (ev.isCancelled()) {
                this.sendSlot(index, this.getViewers());
                return false;
            }
            item = ev.getNewItem();
        }

        if (item.getId() != Item.AIR) {
            this.slots.put(index, item.clone());
        } else {
            this.slots.remove(index);
        }

        this.onSlotChange(index, old, send);
    }

    return true;
}
 

public Item getItemInHand() {
    Item item = this.getItem(this.getHeldItemIndex());
    if (item != null) {
        return item;
    } else {
        return new ItemBlock(new BlockAir(), 0, 0);
    }
}
 

public Block getBlock() {
    if (this.block != null) {
        return this.block.clone();
    } else {
        return new BlockAir();
    }
}
 

public Item getSlot(int id) {
    return (Item) this.getOrDefault(id, new SlotEntityData(id, new ItemBlock(new BlockAir()))).getData();
}
 

public Item getSlot(int id) {
    return (Item) this.getOrDefault(id, new SlotEntityData(id, new ItemBlock(new BlockAir()))).getData();
}
 

public boolean onReleaseUsing(Player player) {
    Item itemArrow = Item.get(Item.ARROW, 0, 1);

    if (player.isSurvival() && !player.getInventory().contains(itemArrow)) {
        player.getInventory().sendContents(player);
        return false;
    }

    double damage = 2;
    boolean flame = false;

    if (this.hasEnchantments()) {
        Enchantment bowDamage = this.getEnchantment(Enchantment.ID_BOW_POWER);

        if (bowDamage != null && bowDamage.getLevel() > 0) {
            damage += 0.25 * (bowDamage.getLevel() + 1);
        }

        Enchantment flameEnchant = this.getEnchantment(Enchantment.ID_BOW_FLAME);
        flame = flameEnchant != null && flameEnchant.getLevel() > 0;
    }

    CompoundTag nbt = new CompoundTag()
            .putList(new ListTag<DoubleTag>("Pos")
                    .add(new DoubleTag("", player.x))
                    .add(new DoubleTag("", player.y + player.getEyeHeight()))
                    .add(new DoubleTag("", player.z)))
            .putList(new ListTag<DoubleTag>("Motion")
                    .add(new DoubleTag("", -Math.sin(player.yaw / 180 * Math.PI) * Math.cos(player.pitch / 180 * Math.PI)))
                    .add(new DoubleTag("", -Math.sin(player.pitch / 180 * Math.PI)))
                    .add(new DoubleTag("", Math.cos(player.yaw / 180 * Math.PI) * Math.cos(player.pitch / 180 * Math.PI))))
            .putList(new ListTag<FloatTag>("Rotation")
                    .add(new FloatTag("", (player.yaw > 180 ? 360 : 0) - (float) player.yaw))
                    .add(new FloatTag("", (float) -player.pitch)))
            .putShort("Fire", player.isOnFire() || flame ? 45 * 60 : 0)
            .putDouble("damage", damage);

    int diff = (Server.getInstance().getTick() - player.getStartActionTick());
    double p = (double) diff / 20;

    double f = Math.min((p * p + p * 2) / 3, 1) * 2;
    EntityShootBowEvent entityShootBowEvent = new EntityShootBowEvent(player, this, new EntityArrow(player.chunk, nbt, player, f == 2), f);

    if (f < 0.1 || diff < 5) {
        entityShootBowEvent.setCancelled();
    }

    Server.getInstance().getPluginManager().callEvent(entityShootBowEvent);
    if (entityShootBowEvent.isCancelled()) {
        entityShootBowEvent.getProjectile().kill();
        player.getInventory().sendContents(player);
    } else {
        entityShootBowEvent.getProjectile().setMotion(entityShootBowEvent.getProjectile().getMotion().multiply(entityShootBowEvent.getForce()));
        if (player.isSurvival()) {
            Enchantment infinity;

            if (!this.hasEnchantments() || (infinity = this.getEnchantment(Enchantment.ID_BOW_INFINITY)) == null || infinity.getLevel() <= 0)
                player.getInventory().removeItem(itemArrow);
            if (!this.isUnbreakable()) {
                Enchantment durability = this.getEnchantment(Enchantment.ID_DURABILITY);
                if (!(durability != null && durability.getLevel() > 0 && (100 / (durability.getLevel() + 1)) <= new Random().nextInt(100))) {
                    this.setDamage(this.getDamage() + 1);
                    if (this.getDamage() >= 385) {
                        player.getInventory().setItemInHand(new ItemBlock(new BlockAir(), 0, 0));
                    } else {
                        player.getInventory().setItemInHand(this);
                    }
                }
            }
        }
        if (entityShootBowEvent.getProjectile() instanceof EntityProjectile) {
            ProjectileLaunchEvent projectev = new ProjectileLaunchEvent(entityShootBowEvent.getProjectile());
            Server.getInstance().getPluginManager().callEvent(projectev);
            if (projectev.isCancelled()) {
                entityShootBowEvent.getProjectile().kill();
            } else {
                entityShootBowEvent.getProjectile().spawnToAll();
                player.level.addSound(player, Sound.RANDOM_BOW, 1, 1, player.getViewers().values());
            }
        } else {
            entityShootBowEvent.getProjectile().spawnToAll();
        }
    }

    return true;
}
 

@Override
public Item getItem(int index) {
    return this.slots.containsKey(index) ? this.slots.get(index).clone() : new ItemBlock(new BlockAir(), null, 0);
}
 

@Override
public Item getItem(int index) {
    return this.slots.containsKey(index) ? this.slots.get(index).clone() : new ItemBlock(new BlockAir(), null, 0);
}