Examples with Item net.minecraft.server.v1_14_R1.DataWatcher.Item used on opensource projects

Example 16 with Item

use of net.minecraft.server.v1_14_R1.DataWatcher.Item in project Ublisk by Derkades.

the class CustomItem method fromItem.

public static CustomItem fromItem(final Item item) {
    if (item.getType() != CUSTOM_ITEM) {
        throw new IllegalArgumentException("The provided item is not a custom item.");
    }
    final NBTTagCompound nbt = item.getNBT();
    if (!nbt.hasKey(UbliskNBT.IDENTIFIER.toString())) {
        throw new IllegalArgumentException("The provided item does not have an item identifier in its NBT");
    }
    final String identifier = nbt.getString(UbliskNBT.IDENTIFIER.toString());
    return new CustomItem(identifier, true);
}

Example 17 with Item

use of net.minecraft.server.v1_14_R1.DataWatcher.Item in project Ublisk by Derkades.

the class Item method setNBTValue.

public Item setNBTValue(final String key, final boolean bool) {
    final NBTTagCompound compound = this.getNBT();
    compound.setBoolean(key, bool);
    return this.setNBT(compound);
}

Example 18 with Item

use of net.minecraft.server.v1_14_R1.DataWatcher.Item in project RoseStacker by Rosewood-Development.

the class NMSHandlerImpl method updateEntityNameTagForPlayer.

@Override
public void updateEntityNameTagForPlayer(Player player, org.bukkit.entity.Entity entity, String customName, boolean customNameVisible) {
    try {
        List<Item<?>> dataWatchers = new ArrayList<>();
        Optional<IChatBaseComponent> nameComponent = Optional.ofNullable(CraftChatMessage.fromStringOrNull(customName));
        dataWatchers.add(new DataWatcher.Item<>(DataWatcherRegistry.f.a(2), nameComponent));
        dataWatchers.add(new DataWatcher.Item<>(DataWatcherRegistry.i.a(3), customNameVisible));
        PacketPlayOutEntityMetadata packetPlayOutEntityMetadata = new PacketPlayOutEntityMetadata();
        field_PacketPlayOutEntityMetadata_a.set(packetPlayOutEntityMetadata, entity.getEntityId());
        field_PacketPlayOutEntityMetadata_b.set(packetPlayOutEntityMetadata, dataWatchers);
        ((CraftPlayer) player).getHandle().playerConnection.sendPacket(packetPlayOutEntityMetadata);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

Example 19 with Item

use of net.minecraft.server.v1_14_R1.DataWatcher.Item in project CokesAddon by Cokes86.

the class v1_13_R2 method injectPlayer.

public void injectPlayer(Player player) {
    CraftPlayer player1 = (CraftPlayer) player;
    if (!player.isValid())
        return;
    if (channelHandlers.containsKey(player.getUniqueId())) {
        final Pair<CraftPlayer, ChannelOutboundHandlerAdapter> pair = channelHandlers.get(player.getUniqueId());
        if (!pair.getLeft().isValid()) {
            try {
                pair.getLeft().getHandle().playerConnection.networkManager.channel.pipeline().remove(pair.getRight());
            } catch (NoSuchElementException ignored) {
            }
        } else
            return;
    }
    final ChannelOutboundHandlerAdapter handler = new ChannelOutboundHandlerAdapter() {

        @Override
        public void write(ChannelHandlerContext ctx, Object packet, ChannelPromise promise) throws Exception {
            if (packet instanceof PacketPlayOutEntityEquipment) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    ReflectionUtil.FieldUtil.setValue(packet, "c", ItemStack.a);
                }
            } else if (packet instanceof PacketPlayOutEntityMetadata) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    List<Item<?>> items = ReflectionUtil.FieldUtil.getValue(packet, "b");
                    if (items.size() != 0) {
                        Item<?> item = items.get(0);
                        if (BYTE_DATA_WATCHER_OBJECT.equals(item.a())) {
                            Item<Byte> byteItem = (Item<Byte>) item;
                            byteItem.a((byte) (byteItem.b() | 1 << 5));
                            ((CraftPlayer) getPlayer()).getHandle().setInvisible(true);
                        }
                    }
                }
            }
            super.write(ctx, packet, promise);
        }
    };
    channelHandlers.put(player.getUniqueId(), Pair.of(player1, handler));
    player1.getHandle().playerConnection.networkManager.channel.pipeline().addBefore("packet_handler", hashCode() + ":" + player.getName(), handler);
}

Example 20 with Item

use of net.minecraft.server.v1_14_R1.DataWatcher.Item in project CokesAddon by Cokes86.

the class v1_16_R1 method injectPlayer.

public void injectPlayer(Player player) {
    CraftPlayer player1 = (CraftPlayer) player;
    if (!player.isValid())
        return;
    if (channelHandlers.containsKey(player.getUniqueId())) {
        final Pair<CraftPlayer, ChannelOutboundHandlerAdapter> pair = channelHandlers.get(player.getUniqueId());
        if (!pair.getLeft().isValid()) {
            try {
                pair.getLeft().getHandle().playerConnection.networkManager.channel.pipeline().remove(pair.getRight());
            } catch (NoSuchElementException ignored) {
            }
        } else
            return;
    }
    final ChannelOutboundHandlerAdapter handler = new ChannelOutboundHandlerAdapter() {

        @Override
        public void write(ChannelHandlerContext ctx, Object packet, ChannelPromise promise) throws Exception {
            if (packet instanceof PacketPlayOutEntityEquipment) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    ReflectionUtil.FieldUtil.setValue(packet, "c", ItemStack.a);
                }
            } else if (packet instanceof PacketPlayOutEntityMetadata) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    List<Item<?>> items = ReflectionUtil.FieldUtil.getValue(packet, "b");
                    if (items.size() != 0) {
                        Item<?> item = items.get(0);
                        if (BYTE_DATA_WATCHER_OBJECT.equals(item.a())) {
                            Item<Byte> byteItem = (Item<Byte>) item;
                            byteItem.a((byte) (byteItem.b() | 1 << 5));
                            ((CraftPlayer) getPlayer()).getHandle().setInvisible(true);
                        }
                    }
                }
            }
            super.write(ctx, packet, promise);
        }
    };
    channelHandlers.put(player.getUniqueId(), Pair.of(player1, handler));
    player1.getHandle().playerConnection.networkManager.channel.pipeline().addBefore("packet_handler", hashCode() + ":" + player.getName(), handler);
}