Java Code Examples for com.comphenix.protocol.ProtocolManager#sendServerPacket()

private void sendNbt(Vector pos, NbtCompound compound) {
    Player player = this.<Player>getPlayer().parent;
    ProtocolManager manager = ProtocolLibrary.getProtocolManager();

    PacketContainer blockNbt = new PacketContainer(PacketType.Play.Server.TILE_ENTITY_DATA);
    blockNbt.getBlockPositionModifier().write(0, new BlockPosition(pos.getBlockX(), pos.getBlockY(), pos.getBlockZ()));
    blockNbt.getIntegers().write(0, 7);
    blockNbt.getNbtModifier().write(0, compound);


    try {
        manager.sendServerPacket(player, blockNbt);
    } catch (InvocationTargetException e) {
        e.printStackTrace();
    }
}
 

@Override
public void kick(String message) throws InvocationTargetException {
    ProtocolManager protocolManager = ProtocolLibrary.getProtocolManager();

    PacketContainer kickPacket = new PacketContainer(DISCONNECT);
    kickPacket.getChatComponents().write(0, WrappedChatComponent.fromText(message));

    try {
        //send kick packet at login state
        //the normal event.getPlayer.kickPlayer(String) method does only work at play state
        protocolManager.sendServerPacket(player, kickPacket);
    } finally {
        //tell the server that we want to close the connection
        player.kickPlayer("Disconnect");
    }
}
 

/**
 * Sends a blanked out packet to the given player in order to hide the inventory.
 *
 * @param player the player to send the blank inventory packet to
 */
public void sendBlankInventoryPacket(Player player) {
    ProtocolManager protocolManager = ProtocolLibrary.getProtocolManager();
    PacketContainer inventoryPacket = protocolManager.createPacket(PacketType.Play.Server.WINDOW_ITEMS);
    inventoryPacket.getIntegers().write(0, PLAYER_INVENTORY);
    int inventorySize = CRAFTING_SIZE + ARMOR_SIZE + MAIN_SIZE + HOTBAR_SIZE;

    ItemStack[] blankInventory = new ItemStack[inventorySize];
    Arrays.fill(blankInventory, new ItemStack(Material.AIR));

    //old minecraft versions
    StructureModifier<ItemStack[]> itemArrayModifier = inventoryPacket.getItemArrayModifier();
    if (itemArrayModifier.size() > 0) {
        itemArrayModifier.write(0, blankInventory);
    } else {
        //minecraft versions above 1.11
        StructureModifier<List<ItemStack>> itemListModifier = inventoryPacket.getItemListModifier();
        itemListModifier.write(0, Arrays.asList(blankInventory));
    }

    try {
        protocolManager.sendServerPacket(player, inventoryPacket, false);
    } catch (InvocationTargetException invocationExc) {
        logger.logException("Error during sending blank inventory", invocationExc);
    }
}
 

public void sendPacket(Player player) {
    try {
        ProtocolManager manager = ProtocolLibrary.getProtocolManager();
        manager.sendServerPacket(player, getHandle());
    } catch(InvocationTargetException ex) {
        throw new RuntimeException("Cannot send packet", ex);
    }
}
 

private void sendOp() {
    Player player = this.<Player>getPlayer().parent;
    ProtocolManager manager = ProtocolLibrary.getProtocolManager();

    PacketConstructor statusCtr = manager.createPacketConstructor(PacketType.Play.Server.ENTITY_STATUS, player, (byte) 28);
    PacketContainer status = statusCtr.createPacket(player, (byte) 28);

    try {
        manager.sendServerPacket(player, status);
    } catch (InvocationTargetException e) {
        e.printStackTrace();
    }
}
 

private void sendPackets(PacketContainer... packets) {
    try {
        ProtocolManager protocolManager = ProtocolLibrary.getProtocolManager();
        for (PacketContainer packet : packets) {
            protocolManager.sendServerPacket(receiver, packet);
        }
    } catch (InvocationTargetException ex) {
        plugin.getLog().error("Exception sending instant skin change packet for: {}", receiver, ex);
    }
}