Examples with FastByteArrayOutputStream cn.nukkit.nbt.stream.FastByteArrayOutputStream used on opensource projects

Example 1 with FastByteArrayOutputStream

use of cn.nukkit.nbt.stream.FastByteArrayOutputStream in project Nukkit by Nukkit.

the class QueryRegenerateEvent method getShortQuery.

public byte[] getShortQuery(byte[] buffer) {
    if (buffer == null)
        buffer = new byte[Character.MAX_VALUE];
    FastByteArrayOutputStream query = new FastByteArrayOutputStream(buffer);
    try {
        query.write(this.serverName.getBytes(StandardCharsets.UTF_8));
        query.write((byte) 0x00);
        query.write(this.gameType.getBytes(StandardCharsets.UTF_8));
        query.write((byte) 0x00);
        query.write(this.map.getBytes(StandardCharsets.UTF_8));
        query.write((byte) 0x00);
        query.write(String.valueOf(this.numPlayers).getBytes(StandardCharsets.UTF_8));
        query.write((byte) 0x00);
        query.write(String.valueOf(this.maxPlayers).getBytes(StandardCharsets.UTF_8));
        query.write((byte) 0x00);
        query.write(Binary.writeLShort(this.port));
        query.write(this.ip.getBytes(StandardCharsets.UTF_8));
        query.write((byte) 0x00);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return query.toByteArray();
}

Example 2 with FastByteArrayOutputStream

use of cn.nukkit.nbt.stream.FastByteArrayOutputStream in project Nukkit by Nukkit.

the class QueryRegenerateEvent method getLongQuery.

public byte[] getLongQuery(byte[] buffer) {
    if (buffer == null)
        buffer = new byte[Character.MAX_VALUE];
    FastByteArrayOutputStream query = new FastByteArrayOutputStream(buffer);
    try {
        String plist = this.server_engine;
        if (this.plugins.length > 0 && this.listPlugins) {
            plist += ":";
            for (Plugin p : this.plugins) {
                PluginDescription d = p.getDescription();
                plist += " " + d.getName().replace(";", "").replace(":", "").replace(" ", "_") + " " + d.getVersion().replace(";", "").replace(":", "").replace(" ", "_") + ";";
            }
            plist = plist.substring(0, plist.length() - 2);
        }
        query.write("splitnum".getBytes());
        query.write((byte) 0x00);
        query.write((byte) 128);
        query.write((byte) 0x00);
        LinkedHashMap<String, String> KVdata = new LinkedHashMap<>();
        KVdata.put("hostname", this.serverName);
        KVdata.put("gametype", this.gameType);
        KVdata.put("game_id", GAME_ID);
        KVdata.put("version", this.version);
        KVdata.put("server_engine", this.server_engine);
        KVdata.put("plugins", plist);
        KVdata.put("map", this.map);
        KVdata.put("numplayers", String.valueOf(this.numPlayers));
        KVdata.put("maxplayers", String.valueOf(this.maxPlayers));
        KVdata.put("whitelist", this.whitelist);
        KVdata.put("hostip", this.ip);
        KVdata.put("hostport", String.valueOf(this.port));
        for (Map.Entry<String, String> entry : KVdata.entrySet()) {
            query.write(entry.getKey().getBytes(StandardCharsets.UTF_8));
            query.write((byte) 0x00);
            query.write(entry.getValue().getBytes(StandardCharsets.UTF_8));
            query.write((byte) 0x00);
        }
        query.write(new byte[] { 0x00, 0x01 });
        query.write("player_".getBytes());
        query.write(new byte[] { 0x00, 0x00 });
        for (Player player : this.players) {
            query.write(player.getName().getBytes(StandardCharsets.UTF_8));
            query.write((byte) 0x00);
        }
        query.write((byte) 0x00);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return query.toByteArray();
}

Example 3 with FastByteArrayOutputStream

use of cn.nukkit.nbt.stream.FastByteArrayOutputStream in project Nukkit by Nukkit.

the class ZlibThreadLocal method deflate.

@Override
public byte[] deflate(byte[] data, int level) throws Exception {
    Deflater deflater = getDef(level);
    if (deflater == null)
        throw new IllegalArgumentException("No deflate for level " + level + " !");
    deflater.reset();
    deflater.setInput(data);
    deflater.finish();
    FastByteArrayOutputStream bos = ThreadCache.fbaos.get();
    bos.reset();
    byte[] buffer = buf.get();
    while (!deflater.finished()) {
        int i = deflater.deflate(buffer);
        bos.write(buffer, 0, i);
    }
    // Deflater::end is called the time when the process exits.
    return bos.toByteArray();
}

Example 4 with FastByteArrayOutputStream

use of cn.nukkit.nbt.stream.FastByteArrayOutputStream in project Nukkit by Nukkit.

the class ZlibThreadLocal method inflate.

@Override
public byte[] inflate(InputStream stream) throws IOException {
    InflaterInputStream inputStream = new InflaterInputStream(stream);
    FastByteArrayOutputStream outputStream = ThreadCache.fbaos.get();
    outputStream.reset();
    int length;
    byte[] result;
    byte[] buffer = buf.get();
    try {
        while ((length = inputStream.read(buffer)) != -1) {
            outputStream.write(buffer, 0, length);
        }
    } finally {
        result = outputStream.toByteArray();
        outputStream.flush();
        outputStream.close();
        inputStream.close();
    }
    return result;
}

Example 5 with FastByteArrayOutputStream

use of cn.nukkit.nbt.stream.FastByteArrayOutputStream in project Nukkit by Nukkit.

the class ZlibThreadLocal method deflate.

@Override
public byte[] deflate(byte[][] datas, int level) throws Exception {
    Deflater deflater = getDef(level);
    if (deflater == null)
        throw new IllegalArgumentException("No deflate for level " + level + " !");
    deflater.reset();
    FastByteArrayOutputStream bos = ThreadCache.fbaos.get();
    bos.reset();
    byte[] buffer = buf.get();
    for (byte[] data : datas) {
        deflater.setInput(data);
        while (!deflater.needsInput()) {
            int i = deflater.deflate(buffer);
            bos.write(buffer, 0, i);
        }
    }
    deflater.finish();
    while (!deflater.finished()) {
        int i = deflater.deflate(buffer);
        bos.write(buffer, 0, i);
    }
    // Deflater::end is called the time when the process exits.
    return bos.toByteArray();
}