Examples with Item net.minecraft.server.v1_12_R1.DataWatcher.Item used on opensource projects

Example 41 with Item

use of net.minecraft.server.v1_12_R1.DataWatcher.Item in project CokesAddon by Cokes86.

the class v1_16_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 42 with Item

use of net.minecraft.server.v1_12_R1.DataWatcher.Item in project CokesAddon by Cokes86.

the class v1_16_R3 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 43 with Item

use of net.minecraft.server.v1_12_R1.DataWatcher.Item in project WildChests by BG-Software-LLC.

the class NMSAdapter_v1_12_R1 method getNearbyItems.

@Override
public Stream<Item> getNearbyItems(Location location, int range, boolean onlyChunk, KeySet blacklisted, KeySet whitelisted) {
    World world = ((CraftWorld) location.getWorld()).getHandle();
    List<Entity> entityList = new ArrayList<>();
    if (onlyChunk) {
        Chunk chunk = ((CraftChunk) location.getChunk()).getHandle();
        for (int i = 0; i < chunk.entitySlices.length; i++) entityList.addAll(chunk.entitySlices[i]);
        entityList = entityList.stream().filter(entity -> entity instanceof EntityItem).collect(Collectors.toList());
    } else {
        AxisAlignedBB boundingBox = new AxisAlignedBB(location.getX() + range, location.getY() + range, location.getZ() + range, location.getX() - range, location.getY() - range, location.getZ() - range);
        entityList = world.getEntities(null, boundingBox, entity -> entity instanceof EntityItem);
    }
    return entityList.stream().map(entity -> (Item) entity.getBukkitEntity()).filter(item -> !blacklisted.contains(item.getItemStack()) && (whitelisted.isEmpty() || whitelisted.contains(item.getItemStack())));
}

Example 44 with Item

use of net.minecraft.server.v1_12_R1.DataWatcher.Item in project custom-items-gradle by knokko.

the class CustomItemNBT method set.

/**
 * Changes the entire custom item nbt or initializes it (if the item didn't have
 * a custom nbt yet).
 *
 * @param name The name of the custom item that is to be represented by this item
 * @param lastExportTime The time at which the current .cis file was exported/generated
 * @param maxDurability The maximum durability of the custom item, or null if it's
 * an unbreakable tool or not a tool at all
 * @param boolRepresentation The boolean representation of the custom item
 *
 * @throws UnsupportedOperationException If this custom item nbt is read-only
 */
public void set(String name, long lastExportTime, Long maxDurability, BooleanRepresentation boolRepresentation) throws UnsupportedOperationException {
    assertWrite();
    NBTTagCompound nbt = getOrCreateOurNBT();
    nbt.setString(NAME, name);
    nbt.setLong(LAST_EXPORT_TIME, lastExportTime);
    if (maxDurability != null) {
        nbt.setLong(DURABILITY, maxDurability);
    }
    nbt.setByteArray(BOOL_REPRESENTATION, boolRepresentation.getAsBytes());
}

Example 45 with Item

use of net.minecraft.server.v1_12_R1.DataWatcher.Item in project TheAPI by TheDevTec.

the class v1_12_R1 method openGUI.

@Override
public void openGUI(Player player, Object container, String legacy, int size, String title, ItemStack[] items) {
    EntityPlayer nmsPlayer = ((CraftPlayer) player).getHandle();
    int id = ((Container) container).windowId;
    net.minecraft.server.v1_12_R1.ItemStack[] nmsItems = new net.minecraft.server.v1_12_R1.ItemStack[items.length];
    for (int i = 0; i < items.length; ++i) {
        ItemStack is = items[i];
        if (is == null || is.getType() == Material.AIR)
            continue;
        net.minecraft.server.v1_12_R1.ItemStack item = null;
        ((Container) container).setItem(i, item = (net.minecraft.server.v1_12_R1.ItemStack) asNMSItem(is));
        nmsItems[i] = item;
    }
    BukkitLoader.getPacketHandler().send(player, packetOpenWindow(id, legacy, size, title));
    int i = 0;
    for (net.minecraft.server.v1_12_R1.ItemStack o : nmsItems) BukkitLoader.getPacketHandler().send(player, packetSetSlot(id, i++, o));
    nmsPlayer.activeContainer.transferTo((Container) container, (CraftPlayer) player);
    nmsPlayer.activeContainer = (Container) container;
    ((Container) container).addSlotListener(nmsPlayer);
    ((Container) container).checkReachable = false;
}