Examples with CompoundTag org.jnbt.CompoundTag used on opensource projects

Example 1 with CompoundTag

use of org.jnbt.CompoundTag in project WorldPainter by Captain-Chaos.

the class RespawnPlayer method respawnPlayer.

public static void respawnPlayer(File levelDatFile) throws IOException {
    CompoundTag outerTag;
    try (NBTInputStream in = new NBTInputStream(new GZIPInputStream(new FileInputStream(levelDatFile)))) {
        outerTag = (CompoundTag) in.readTag();
    }
    CompoundTag dataTag = (CompoundTag) outerTag.getTag(TAG_DATA);
    int spawnX = ((IntTag) dataTag.getTag(TAG_SPAWN_X)).getValue();
    int spawnY = ((IntTag) dataTag.getTag(TAG_SPAWN_Y)).getValue();
    int spawnZ = ((IntTag) dataTag.getTag(TAG_SPAWN_Z)).getValue();
    CompoundTag playerTag = (CompoundTag) dataTag.getTag(TAG_PLAYER);
    playerTag.setTag(TAG_DEATH_TIME, new ShortTag(TAG_DEATH_TIME, (short) 0));
    playerTag.setTag(TAG_HEALTH, new ShortTag(TAG_HEALTH, (short) 20));
    List<Tag> motionList = new ArrayList<>(3);
    motionList.add(new DoubleTag(null, 0));
    motionList.add(new DoubleTag(null, 0));
    motionList.add(new DoubleTag(null, 0));
    playerTag.setTag(TAG_MOTION, new ListTag(TAG_MOTION, DoubleTag.class, motionList));
    List<Tag> posList = new ArrayList<>(3);
    posList.add(new DoubleTag(null, spawnX + 0.5));
    posList.add(new DoubleTag(null, spawnY + 3));
    posList.add(new DoubleTag(null, spawnZ + 0.5));
    playerTag.setTag(TAG_POS, new ListTag(TAG_POS, DoubleTag.class, posList));
    try (NBTOutputStream out = new NBTOutputStream(new GZIPOutputStream(new FileOutputStream(levelDatFile)))) {
        out.writeTag(outerTag);
    }
}

Example 2 with CompoundTag

use of org.jnbt.CompoundTag in project WorldPainter by Captain-Chaos.

the class DumpChunk method main.

public static void main(String[] args) throws IOException {
    File levelDatFile = new File(args[0]);
    int chunkX = Integer.parseInt(args[1]);
    int chunkY = Integer.parseInt(args[2]);
    Level level = Level.load(levelDatFile);
    CompoundTag tag;
    try (NBTInputStream in = new NBTInputStream(RegionFileCache.getChunkDataInputStream(levelDatFile.getParentFile(), chunkX, chunkY, level.getVersion()))) {
        tag = (CompoundTag) in.readTag();
    }
    Chunk chunk = (level.getVersion() == SUPPORTED_VERSION_1) ? new ChunkImpl(tag, level.getMaxHeight()) : new ChunkImpl2(tag, level.getMaxHeight());
    System.out.println("Biomes");
    System.out.println("X-->");
    for (int z = 0; z < 16; z++) {
        for (int x = 0; x < 16; x++) {
            System.out.printf("[%3d]", chunk.getBiome(x, z));
        }
        if (z == 0) {
            System.out.print(" Z");
        } else if (z == 1) {
            System.out.print(" |");
        } else if (z == 2) {
            System.out.print(" v");
        }
        System.out.println();
    }
    System.out.println("Blocks:");
    List<TileEntity> tileEntities = chunk.getTileEntities();
    for (int y = 0; y < level.getMaxHeight(); y++) {
        boolean blockFound = false;
        x: for (int x = 0; x < 16; x++) {
            for (int z = 0; z < 16; z++) {
                if (chunk.getBlockType(x, y, z) != 0) {
                    blockFound = true;
                    break x;
                }
            }
        }
        if (!blockFound) {
            break;
        }
        System.out.println("X-->");
        for (int z = 0; z < 16; z++) {
            for (int x = 0; x < 16; x++) {
                int blockType = chunk.getBlockType(x, y, z);
                int data = chunk.getDataValue(x, y, z);
                if (blockType > 0) {
                    if (BLOCKS[blockType].tileEntity) {
                        int count = 0;
                        for (Iterator<TileEntity> i = tileEntities.iterator(); i.hasNext(); ) {
                            TileEntity tileEntity = i.next();
                            if ((tileEntity.getX() == x) && (tileEntity.getY() == y) && (tileEntity.getZ() == z)) {
                                count++;
                                i.remove();
                            }
                        }
                        if (count == 1) {
                            if (data > 0) {
                                System.out.printf("[%3.3s:%2d]", BLOCK_TYPE_NAMES[blockType], data);
                            } else {
                                System.out.printf("[%3.3s:  ]", BLOCK_TYPE_NAMES[blockType]);
                            }
                        } else {
                            System.out.printf("!%3.3s!%2d!", BLOCK_TYPE_NAMES[blockType], count);
                        }
                    } else {
                        if (data > 0) {
                            System.out.printf("[%3.3s:%2d]", BLOCK_TYPE_NAMES[blockType], data);
                        } else {
                            System.out.printf("[%3.3s:  ]", BLOCK_TYPE_NAMES[blockType]);
                        }
                    }
                } else {
                    System.out.print("[   :  ]");
                }
            }
            if (z == 0) {
                System.out.print(" Z");
            } else if (z == 1) {
                System.out.print(" |");
            } else if (z == 2) {
                System.out.print(" v");
            } else if (z == 15) {
                System.out.print(" Y: " + y);
            }
            System.out.println();
        }
    }
    if (!tileEntities.isEmpty()) {
        System.out.println("Unmatched tile entities!");
        for (TileEntity tileEntity : tileEntities) {
            System.out.println(tileEntity.getId() + "@" + tileEntity.getX() + "," + tileEntity.getY() + "," + tileEntity.getZ());
        }
    }
}

Example 3 with CompoundTag

use of org.jnbt.CompoundTag in project WorldPainter by Captain-Chaos.

the class JavaWorldMerger method copyAllChunks.

private String copyAllChunks(MinecraftWorld minecraftWorld, File oldRegionDir, Dimension dimension, Point regionCoords, ProgressReceiver progressReceiver) throws IOException, ProgressReceiver.OperationCancelled {
    if (progressReceiver != null) {
        progressReceiver.setMessage("Copying chunks unchanged");
    }
    int lowestChunkX = regionCoords.x << 5;
    int highestChunkX = (regionCoords.x << 5) + 31;
    int lowestChunkY = regionCoords.y << 5;
    int highestChunkY = (regionCoords.y << 5) + 31;
    Platform platform = dimension.getWorld().getPlatform();
    int maxHeight = dimension.getMaxHeight();
    Map<Point, RegionFile> regionFiles = new HashMap<>();
    Set<Point> damagedRegions = new HashSet<>();
    StringBuilder reportBuilder = new StringBuilder();
    try {
        int chunkNo = 0;
        for (int chunkX = lowestChunkX; chunkX <= highestChunkX; chunkX++) {
            for (int chunkY = lowestChunkY; chunkY <= highestChunkY; chunkY++) {
                chunkNo++;
                if (progressReceiver != null) {
                    progressReceiver.setProgress((float) chunkNo / 1024);
                }
                int regionX = chunkX >> 5;
                int regionY = chunkY >> 5;
                Point coords = new Point(regionX, regionY);
                if (damagedRegions.contains(coords)) {
                    // reported and logged earlier
                    continue;
                }
                RegionFile regionFile = regionFiles.get(coords);
                if (regionFile == null) {
                    File file = new File(oldRegionDir, "r." + regionX + "." + regionY + (platform.equals(DefaultPlugin.JAVA_ANVIL) ? ".mca" : ".mcr"));
                    try {
                        regionFile = new RegionFile(file);
                        regionFiles.put(coords, regionFile);
                    } catch (IOException e) {
                        reportBuilder.append("I/O error while opening region file " + file + " (message: \"" + e.getMessage() + "\"); skipping region" + EOL);
                        logger.error("I/O error while opening region file " + file + "; skipping region", e);
                        damagedRegions.add(coords);
                        continue;
                    }
                }
                int chunkXInRegion = chunkX & 0x1f;
                int chunkYInRegion = chunkY & 0x1f;
                if (regionFile.containsChunk(chunkXInRegion, chunkYInRegion)) {
                    Tag tag;
                    try {
                        InputStream chunkData = regionFile.getChunkDataInputStream(chunkXInRegion, chunkYInRegion);
                        if (chunkData == null) {
                            // This should never happen, since we checked
                            // with isChunkPresent(), but in practice it
                            // does. Perhaps corrupted data?
                            reportBuilder.append("Missing chunk data for chunk " + chunkXInRegion + ", " + chunkYInRegion + " in " + regionFile + "; skipping chunk" + EOL);
                            logger.warn("Missing chunk data for chunk " + chunkXInRegion + ", " + chunkYInRegion + " in " + regionFile + "; skipping chunk");
                            continue;
                        }
                        try (NBTInputStream in = new NBTInputStream(chunkData)) {
                            tag = in.readTag();
                        }
                    } catch (IOException e) {
                        reportBuilder.append("I/O error while reading chunk " + chunkXInRegion + ", " + chunkYInRegion + " from file " + regionFile + " (message: \"" + e.getMessage() + "\"); skipping chunk" + EOL);
                        logger.error("I/O error while reading chunk " + chunkXInRegion + ", " + chunkYInRegion + " from file " + regionFile + "; skipping chunk", e);
                        continue;
                    } catch (IllegalArgumentException e) {
                        reportBuilder.append("Illegal argument exception while reading chunk " + chunkXInRegion + ", " + chunkYInRegion + " from file " + regionFile + " (message: \"" + e.getMessage() + "\"); skipping chunk" + EOL);
                        logger.error("Illegal argument exception while reading chunk " + chunkXInRegion + ", " + chunkYInRegion + " from file " + regionFile + "; skipping chunk", e);
                        continue;
                    }
                    Chunk existingChunk = platform.equals(DefaultPlugin.JAVA_MCREGION) ? new ChunkImpl((CompoundTag) tag, maxHeight) : new ChunkImpl2((CompoundTag) tag, maxHeight);
                    minecraftWorld.addChunk(existingChunk);
                }
            }
        }
    } finally {
        for (RegionFile regionFile : regionFiles.values()) {
            regionFile.close();
        }
    }
    if (progressReceiver != null) {
        progressReceiver.setProgress(1.0f);
    }
    return reportBuilder.length() != 0 ? reportBuilder.toString() : null;
}

Example 4 with CompoundTag

use of org.jnbt.CompoundTag in project WorldPainter by Captain-Chaos.

the class Bo3Object method loadTileEntity.

private static TileEntity loadTileEntity(File bo3File, String nbtFileName) throws IOException {
    File nbtFile = new File(bo3File.getParentFile(), nbtFileName);
    try (NBTInputStream in = new NBTInputStream(new GZIPInputStream(new FileInputStream(nbtFile)))) {
        CompoundTag tag = (CompoundTag) in.readTag();
        Map<String, Tag> map = tag.getValue();
        if ((map.size() == 1) && (map.values().iterator().next() instanceof CompoundTag)) {
            // contains the data
            return TileEntity.fromNBT((CompoundTag) tag.getValue().values().iterator().next());
        } else {
            return TileEntity.fromNBT(tag);
        }
    }
}

Example 5 with CompoundTag

use of org.jnbt.CompoundTag in project WorldPainter by Captain-Chaos.

the class JavaWorldMerger method mergeBiomes.

/**
 * Merge only the biomes, leave everything else the same.
 */
public void mergeBiomes(File backupDir, ProgressReceiver progressReceiver) throws IOException, ProgressReceiver.OperationCancelled {
    // Read existing level.dat file and perform sanity checks
    Level level = performSanityChecks(true);
    // Backup existing level
    File worldDir = levelDatFile.getParentFile();
    if (!worldDir.renameTo(backupDir)) {
        throw new FileInUseException("Could not move " + worldDir + " to " + backupDir);
    }
    if (!worldDir.mkdirs()) {
        throw new IOException("Could not create " + worldDir);
    }
    // Copy everything that we are not going to generate (this includes the
    // Nether and End dimensions)
    File[] files = backupDir.listFiles();
    // noinspection ConstantConditions // Cannot happen because we previously loaded level.dat from it
    for (File file : files) {
        if ((!file.getName().equalsIgnoreCase("session.lock")) && (!file.getName().equalsIgnoreCase("region"))) {
            if (file.isFile()) {
                FileUtils.copyFileToDir(file, worldDir);
            } else if (file.isDirectory()) {
                FileUtils.copyDir(file, new File(worldDir, file.getName()));
            } else {
                logger.warn("Not copying " + file + "; not a regular file or directory");
            }
        }
    }
    // Write session.lock file
    File sessionLockFile = new File(worldDir, "session.lock");
    try (DataOutputStream sessionOut = new DataOutputStream(new FileOutputStream(sessionLockFile))) {
        sessionOut.writeLong(System.currentTimeMillis());
    }
    // Process all chunks and copy just the biomes
    if (progressReceiver != null) {
        progressReceiver.setMessage("Merging biomes");
    }
    // Find all the region files of the existing level
    File oldRegionDir = new File(backupDir, "region");
    final Pattern regionFilePattern = Pattern.compile("r\\.-?\\d+\\.-?\\d+\\.mca");
    File[] oldRegionFiles = oldRegionDir.listFiles((dir, name) -> regionFilePattern.matcher(name).matches());
    // Process each region file, copying every chunk unmodified, except
    // for the biomes
    // Can only happen for corrupted maps
    @SuppressWarnings("ConstantConditions") int totalChunkCount = oldRegionFiles.length * 32 * 32, chunkCount = 0;
    File newRegionDir = new File(worldDir, "region");
    newRegionDir.mkdirs();
    Dimension dimension = world.getDimension(DIM_NORMAL);
    for (File file : oldRegionFiles) {
        try (RegionFile oldRegion = new RegionFile(file)) {
            String[] parts = file.getName().split("\\.");
            int regionX = Integer.parseInt(parts[1]);
            int regionZ = Integer.parseInt(parts[2]);
            File newRegionFile = new File(newRegionDir, "r." + regionX + "." + regionZ + ".mca");
            try (RegionFile newRegion = new RegionFile(newRegionFile)) {
                for (int x = 0; x < 32; x++) {
                    for (int z = 0; z < 32; z++) {
                        if (oldRegion.containsChunk(x, z)) {
                            ChunkImpl2 chunk;
                            try (NBTInputStream in = new NBTInputStream(oldRegion.getChunkDataInputStream(x, z))) {
                                CompoundTag tag = (CompoundTag) in.readTag();
                                chunk = new ChunkImpl2(tag, level.getMaxHeight());
                            }
                            int chunkX = chunk.getxPos(), chunkZ = chunk.getzPos();
                            for (int xx = 0; xx < 16; xx++) {
                                for (int zz = 0; zz < 16; zz++) {
                                    chunk.setBiome(xx, zz, dimension.getLayerValueAt(Biome.INSTANCE, (chunkX << 4) | xx, (chunkZ << 4) | zz));
                                }
                            }
                            try (NBTOutputStream out = new NBTOutputStream(newRegion.getChunkDataOutputStream(x, z))) {
                                out.writeTag(chunk.toNBT());
                            }
                        }
                        chunkCount++;
                        if (progressReceiver != null) {
                            progressReceiver.setProgress((float) chunkCount / totalChunkCount);
                        }
                    }
                }
            }
        }
    }
    // Rewrite session.lock file
    try (DataOutputStream sessionOut = new DataOutputStream(new FileOutputStream(sessionLockFile))) {
        sessionOut.writeLong(System.currentTimeMillis());
    }
}