Java Code Examples for com.github.steveice10.opennbt.tag.builtin.CompoundTag#contains()

@Override
public List<Tag<?>> translateTag(CompoundTag tag, BlockState blockState) {
    List<Tag<?>> tags = new ArrayList<>();

    int bannerColor = BlockStateValues.getBannerColor(blockState);
    if (bannerColor != -1) {
        tags.add(new IntTag("Base", 15 - bannerColor));
    }

    if (tag.contains("Patterns")) {
        ListTag patterns = tag.get("Patterns");
        tags.add(BannerTranslator.convertBannerPattern(patterns));
    }

    if (tag.contains("CustomName")) {
        tags.add(new StringTag("CustomName", (String) tag.get("CustomName").getValue()));
    }

    return tags;
}
 

@Override
public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
    if (!itemTag.contains("pages")) {
        return;
    }
    List<Tag> pages = new ArrayList<>();
    ListTag pagesTag = itemTag.get("pages");
    for (Tag tag : pagesTag.getValue()) {
        if (!(tag instanceof StringTag))
            continue;

        StringTag textTag = (StringTag) tag;

        CompoundTag pageTag = new CompoundTag("");
        pageTag.put(new StringTag("photoname", ""));
        pageTag.put(new StringTag("text", MessageUtils.getBedrockMessageLenient(textTag.getValue())));
        pages.add(pageTag);
    }

    itemTag.remove("pages");
    itemTag.put(new ListTag("pages", pages));
}
 

@Override
public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
    if (!itemTag.contains("pages")) {
        return;
    }
    List<Tag> pages = new ArrayList<>();
    ListTag pagesTag = itemTag.get("pages");
    for (Tag tag : pagesTag.getValue()) {
        if (!(tag instanceof CompoundTag))
            continue;

        CompoundTag pageTag = (CompoundTag) tag;

        StringTag textTag = pageTag.get("text");
        pages.add(new StringTag(MessageUtils.getJavaMessage(textTag.getValue())));
    }

    itemTag.remove("pages");
    itemTag.put(new ListTag("pages", pages));
}
 

@Override
public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
    if (!itemTag.contains("display")) {
        return;
    }
    CompoundTag displayTag = itemTag.get("display");
    if (displayTag.contains("Name")) {
        StringTag nameTag = displayTag.get("Name");
        displayTag.put(new StringTag("Name", toJavaMessage(nameTag)));
    }

    if (displayTag.contains("Lore")) {
        ListTag loreTag = displayTag.get("Lore");
        List<Tag> lore = new ArrayList<>();
        for (Tag tag : loreTag.getValue()) {
            if (!(tag instanceof StringTag)) return;
            lore.add(new StringTag("", "§r" + toJavaMessage((StringTag) tag)));
        }
        displayTag.put(new ListTag("Lore", lore));
    }
}
 

@Override
public ItemData translateToBedrock(ItemStack itemStack, ItemEntry itemEntry) {
    if (itemStack.getNbt() == null) return super.translateToBedrock(itemStack, itemEntry);

    ItemData itemData = super.translateToBedrock(itemStack, itemEntry);

    CompoundTag blockEntityTag = itemStack.getNbt().get("BlockEntityTag");
    if (blockEntityTag.contains("Patterns")) {
        ListTag patterns = blockEntityTag.get("Patterns");

        CompoundTagBuilder builder = itemData.getTag().toBuilder();
        builder.tag(convertBannerPattern(patterns));

        itemData = ItemData.of(itemData.getId(), itemData.getDamage(), itemData.getCount(), builder.buildRootTag());
    }

    return itemData;
}
 

@Override
public int transform(UserConnection user, CompoundTag tag) {
    BlockStorage storage = user.get(BlockStorage.class);
    Position position = new Position((int) getLong(tag.get("x")), (short) getLong(tag.get("y")), (int) getLong(tag.get("z")));

    if (!storage.contains(position)) {
        Via.getPlatform().getLogger().warning("Received an head update packet, but there is no head! O_o " + tag);
        return -1;
    }

    int id = storage.get(position).getOriginal();
    if (id >= SKULL_WALL_START && id <= SKULL_END) {
        Tag skullType = tag.get("SkullType");
        if (skullType != null) {
            id += ((Number) tag.get("SkullType").getValue()).intValue() * 20;
        }
        if (tag.contains("Rot")) {
            id += ((Number) tag.get("Rot").getValue()).intValue();
        }
    } else {
        Via.getPlatform().getLogger().warning("Why does this block have the skull block entity? " + tag);
        return -1;
    }

    return id;
}
 

@Override
public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
    if (!itemTag.contains("StoredEnchantments")) {
        return;
    }
    Tag enchTag = itemTag.get("StoredEnchantments");
    if (enchTag instanceof ListTag) {
        enchTag = new ListTag("Enchantments", ((ListTag) enchTag).getValue());
        itemTag.remove("StoredEnchantments");
        itemTag.put(enchTag);
    }
}
 

@Override
public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
    if (!itemTag.contains("Enchantments")) {
        return;
    }
    Tag enchTag = itemTag.get("Enchantments");
    if (enchTag instanceof ListTag) {
        enchTag = new ListTag("StoredEnchantments", ((ListTag) enchTag).getValue());
        itemTag.remove("Enchantments");
        itemTag.put(enchTag);
    }
}
 

@Override
public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
    if (!itemTag.contains("display")) {
        return;
    }
    CompoundTag displayTag = itemTag.get("display");
    if (displayTag.contains("color")) {
        IntTag color = displayTag.get("color");
        if (color != null) {
            itemTag.put(new IntTag("customColor", color.getValue()));
            displayTag.remove("color");
        }
    }
}
 

public static void handle(List<CompoundTag> tags, UserConnection connection) {
    for (CompoundTag tag : tags) {
        try {
            if (!tag.contains("id"))
                throw new Exception("NBT tag not handled because the id key is missing");

            String id = (String) tag.get("id").getValue();
            if (!types.containsKey(id))
                throw new Exception("Not handled id: " + id);

            int newId = types.get(id);
            if (newId == -1)
                continue;

            int x = (int) tag.get("x").getValue();
            int y = (int) tag.get("y").getValue();
            int z = (int) tag.get("z").getValue();

            Position pos = new Position(x, (short) y, z);

            updateBlockEntity(pos, (short) newId, tag, connection);
        } catch (Exception e) {
            if (Via.getManager().isDebug()) {
                Via.getPlatform().getLogger().warning("Block Entity: " + e.getMessage() + ": " + tag);
            }
        }
    }
}
 

@Override
public int transform(UserConnection user, CompoundTag tag) {
    Object item = tag.contains("Item") ? tag.get("Item").getValue() : null;
    Object data = tag.contains("Data") ? tag.get("Data").getValue() : null;

    // Convert item to String without namespace or to Byte
    if (item instanceof String) {
        item = ((String) item).replace("minecraft:", "");
    } else if (item instanceof Number) {
        item = ((Number) item).byteValue();
    } else {
        item = (byte) 0;
    }

    // Convert data to Byte
    if (data instanceof Number) {
        data = ((Number) data).byteValue();
    } else {
        data = (byte) 0;
    }

    Integer flower = flowers.get(new Pair<>(item, (byte) data));
    if (flower != null) return flower;
    flower = flowers.get(new Pair<>(item, (byte) 0));
    if (flower != null) return flower;

    return 5265; // Fallback to empty pot
}
 

@Override
public int transform(UserConnection user, CompoundTag tag) {
    if (tag.contains("SpawnData") && tag.get("SpawnData") instanceof CompoundTag) {
        CompoundTag data = tag.get("SpawnData");
        if (data.contains("id") && data.get("id") instanceof StringTag) {
            StringTag s = data.get("id");
            s.setValue(EntityNameRewriter.rewrite(s.getValue()));
        }

    }

    // Always return -1 because the block is still the same id
    return -1;
}
 

private static boolean hasEntityTag(Item item) {
    if (item != null && item.getId().equals("minecraft:spawn_egg")) { // Monster Egg
        CompoundTag tag = item.getTag();
        if (tag != null && tag.contains("EntityTag") && tag.get("EntityTag") instanceof CompoundTag) {
            if (((CompoundTag) tag.get("EntityTag")).get("id") instanceof StringTag) {
                return true;
            }
        }
    }
    return false;
}