Method save

src/main/java/baritone/cache/CachedRegion.java:115–189

(String directory)

    public synchronized final void save(String directory) {
        if (!hasUnsavedChanges) {
            return;
        }
        removeExpired();
        try {
            Path path = Paths.get(directory);
            if (!Files.exists(path)) {
                Files.createDirectories(path);

            }
            System.out.println("Saving region " + x + "," + z + " to disk " + path);
            Path regionFile = getRegionFile(path, this.x, this.z);
            if (!Files.exists(regionFile)) {
                Files.createFile(regionFile);
            }
            try (
                    FileOutputStream fileOut = new FileOutputStream(regionFile.toFile());
                    GZIPOutputStream gzipOut = new GZIPOutputStream(fileOut, 16384);
                    DataOutputStream out = new DataOutputStream(gzipOut)
            ) {
                out.writeInt(CACHED_REGION_MAGIC);
                for (int x = 0; x < 32; x++) {
                    for (int z = 0; z < 32; z++) {
                        CachedChunk chunk = this.chunks[x][z];
                        if (chunk == null) {
                            out.write(CHUNK_NOT_PRESENT);
                        } else {
                            out.write(CHUNK_PRESENT);
                            byte[] chunkBytes = chunk.toByteArray();
                            out.write(chunkBytes);
                            // Messy, but fills the empty 0s that should be trailing to fill up the space.
                            out.write(new byte[chunk.sizeInBytes - chunkBytes.length]);
                        }
                    }
                }
                for (int x = 0; x < 32; x++) {
                    for (int z = 0; z < 32; z++) {
                        if (chunks[x][z] != null) {
                            for (int i = 0; i < 256; i++) {
                                out.writeUTF(BlockUtils.blockToString(chunks[x][z].getOverview()[i].getBlock()));
                            }
                        }
                    }
                }
                for (int x = 0; x < 32; x++) {
                    for (int z = 0; z < 32; z++) {
                        if (chunks[x][z] != null) {
                            Map<String, List<BlockPos>> locs = chunks[x][z].getRelativeBlocks();
                            out.writeShort(locs.entrySet().size());
                            for (Map.Entry<String, List<BlockPos>> entry : locs.entrySet()) {
                                out.writeUTF(entry.getKey());
                                out.writeShort(entry.getValue().size());
                                for (BlockPos pos : entry.getValue()) {
                                    out.writeByte((byte) (pos.getZ() << 4 | pos.getX()));
                                    out.writeInt(pos.getY()-dimension.minY());
                                }
                            }