Examples with Codec com.mojang.serialization.Codec used on opensource projects

Example 1 with Codec

use of com.mojang.serialization.Codec in project BudschieMorphMod by Budschie.

the class ModCodecs method getRegistryCodec.

private static <A extends IForgeRegistryEntry<A>> Codec<A> getRegistryCodec(Function<ResourceLocation, A> registryRetrieval) {
    return new Codec<A>() {

        @Override
        public <T> DataResult<T> encode(A input, DynamicOps<T> ops, T prefix) {
            return DataResult.<T>success(ops.createString(input.getRegistryName().toString()));
        }

        @Override
        public <T> DataResult<Pair<A, T>> decode(DynamicOps<T> ops, T input) {
            DataResult<String> rl = ops.getStringValue(input);
            if (rl.result().isPresent()) {
                ResourceLocation result = new ResourceLocation(rl.result().get());
                A retrieved = registryRetrieval.apply(result);
                if (retrieved == null)
                    return DataResult.error(String.format("The resource location %s did not yield any registry entry when tried to resolve into an actual instance.", result));
                else
                    return DataResult.<Pair<A, T>>success(Pair.of(retrieved, input));
            } else
                return DataResult.error(rl.error().get().message());
        }
    };
}

Example 2 with Codec

use of com.mojang.serialization.Codec in project Insights by InsightsPlugin.

the class UnloadedChunkContainer method getChunkSections.

@Override
@SuppressWarnings("deprecation")
public LevelChunkSection[] getChunkSections() throws IOException {
    var serverLevel = ((CraftWorld) world).getHandle();
    int sectionsCount = serverLevel.getSectionsCount();
    var chunkSections = new LevelChunkSection[sectionsCount];
    var chunkMap = serverLevel.getChunkSource().chunkMap;
    var chunkPos = new ChunkPos(chunkX, chunkZ);
    CompoundTag tag = chunkMap.read(chunkPos);
    if (tag == null)
        return chunkSections;
    tag = chunkMap.upgradeChunkTag(serverLevel.getTypeKey(), () -> serverLevel.getServer().overworld().getDataStorage(), tag, chunkMap.generator.getTypeNameForDataFixer(), chunkPos, serverLevel);
    ListTag sectionsTagList = tag.getList("sections", 10);
    DataResult<PalettedContainer<BlockState>> dataResult;
    for (var i = 0; i < sectionsTagList.size(); i++) {
        CompoundTag sectionTag = sectionsTagList.getCompound(i);
        var chunkSectionPart = sectionTag.getByte("Y");
        var sectionIndex = serverLevel.getSectionIndexFromSectionY(chunkSectionPart);
        if (sectionIndex < 0 || sectionIndex >= chunkSections.length)
            continue;
        PalettedContainer<BlockState> blockStateContainer;
        if (sectionTag.contains("block_states", 10)) {
            Codec<PalettedContainer<BlockState>> blockStateCodec = ChunkSerializer.BLOCK_STATE_CODEC;
            dataResult = blockStateCodec.parse(NbtOps.INSTANCE, sectionTag.getCompound("block_states")).promotePartial(message -> logger.severe(String.format(CHUNK_ERROR, chunkX, chunkSectionPart, chunkZ, message)));
            blockStateContainer = dataResult.getOrThrow(false, logger::severe);
        } else {
            blockStateContainer = new PalettedContainer<>(Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES);
        }
        LevelChunkSection chunkSection = new LevelChunkSection(chunkSectionPart, blockStateContainer, null);
        chunkSections[sectionIndex] = chunkSection;
    }
    return chunkSections;
}