Examples with McRegionReader com.sk89q.worldedit.world.storage.McRegionReader used on opensource projects

Example 1 with McRegionReader

use of com.sk89q.worldedit.world.storage.McRegionReader in project FastAsyncWorldEdit by IntellectualSites.

the class FolderSnapshot method getChunkTag.

@Override
public CompoundTag getChunkTag(BlockVector3 position) throws DataException, IOException {
    BlockVector2 pos = position.toBlockVector2();
    Optional<Path> regFolder = getRegionFolder();
    if (!regFolder.isPresent()) {
        Path chunkFile = getFolder().resolve(LegacyChunkStore.getFilename(pos, "/"));
        if (!Files.exists(chunkFile)) {
            throw new MissingChunkException();
        }
        return ChunkStoreHelper.readCompoundTag(() -> new GZIPInputStream(Files.newInputStream(chunkFile)));
    }
    Path regionFile = regFolder.get().resolve(McRegionChunkStore.getFilename(pos));
    if (!Files.exists(regionFile)) {
        // Try mcr as well
        regionFile = regionFile.resolveSibling(regionFile.getFileName().toString().replace(".mca", ".mcr"));
        if (!Files.exists(regionFile)) {
            throw new MissingChunkException();
        }
    }
    try (InputStream stream = Files.newInputStream(regionFile)) {
        McRegionReader regionReader = new McRegionReader(stream);
        return ChunkStoreHelper.readCompoundTag(() -> regionReader.getChunkInputStream(pos));
    }
}

Example 2 with McRegionReader

use of com.sk89q.worldedit.world.storage.McRegionReader in project FastAsyncWorldEdit by IntellectualSites.

the class FileSystemSnapshotDatabaseTest method setUpStatic.

@BeforeAll
static void setUpStatic() throws IOException, DataException {
    try (InputStream in = Resources.getResource("world_region.mca.gzip").openStream();
        GZIPInputStream gzIn = new GZIPInputStream(in)) {
        REGION_DATA = ByteStreams.toByteArray(gzIn);
    }
    McRegionReader reader = new McRegionReader(new ByteArrayInputStream(REGION_DATA));
    try {
        // Find the single chunk
        BlockVector2 chunkPos = IntStream.range(0, 32).mapToObj(x -> IntStream.range(0, 32).filter(z -> reader.hasChunk(x, z)).mapToObj(z -> BlockVector2.at(x, z))).flatMap(Function.identity()).findAny().orElseThrow(() -> new AssertionError("No chunk in region file."));
        ByteArrayOutputStream cap = new ByteArrayOutputStream();
        try (InputStream in = reader.getChunkInputStream(chunkPos);
            GZIPOutputStream gzOut = new GZIPOutputStream(cap)) {
            ByteStreams.copy(in, gzOut);
        }
        CHUNK_DATA = cap.toByteArray();
        CHUNK_TAG = ChunkStoreHelper.readCompoundTag(() -> new GZIPInputStream(new ByteArrayInputStream(CHUNK_DATA)));
        CHUNK_POS = chunkPos.toBlockVector3();
    } finally {
        reader.close();
    }
    TEMP_DIR = Files.createTempDirectory("worldedit-fs-snap-dbs").toRealPath();
}