Example usage for com.google.common.io ByteArrayDataOutput writeInt

Introduction

In this page you can find the example usage for com.google.common.io ByteArrayDataOutput writeInt.

Prototype

@Override
    void writeInt(int v);

Source Link

Usage

From source file:org.locationtech.geogig.storage.postgresql.PGId.java

public static PGId valueOf(final int h1, final long h2, final long h3) {
    ByteArrayDataOutput out = ByteStreams.newDataOutput();
    out.writeInt(h1);
    out.writeLong(h2);/*from w w w . ja  va  2 s .  c  o m*/
    out.writeLong(h3);
    byte[] raw = out.toByteArray();
    return new PGId(raw);
}

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From source file:com.yubico.u2f.data.messages.key.CodecTestUtils.java

public static byte[] encodeAuthenticateResponse(RawAuthenticateResponse rawAuthenticateResponse) {
    ByteArrayDataOutput encoded = ByteStreams.newDataOutput();
    encoded.write(rawAuthenticateResponse.getUserPresence());
    encoded.writeInt((int) rawAuthenticateResponse.getCounter());
    encoded.write(rawAuthenticateResponse.getSignature());
    return encoded.toByteArray();
}

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From source file:co.cask.cdap.internal.app.runtime.batch.dataset.AbstractBatchReadableInputFormat.java

/**
 * Sets dataset and splits information into the given {@link Configuration}.
 *
 * @param hConf            configuration to modify
 * @param datasetName      name of the dataset
 * @param datasetArguments arguments for the dataset
 * @param splits           list of splits on the dataset
 * @throws IOException//from  ww w  .j  av a2 s.  c  o  m
 */
public static void setDatasetSplits(Configuration hConf, String datasetName,
        Map<String, String> datasetArguments, List<Split> splits) throws IOException {
    hConf.set(DATASET_NAME, datasetName);
    hConf.set(DATASET_ARGS, GSON.toJson(datasetArguments, DATASET_ARGS_TYPE));

    // Encode the list of splits with size followed by that many of DataSetInputSplit objects.
    ByteArrayDataOutput dataOutput = ByteStreams.newDataOutput();
    dataOutput.writeInt(splits.size());
    for (Split split : splits) {
        new DataSetInputSplit(split).write(dataOutput);
    }
    hConf.set(SPLITS, Bytes.toStringBinary(dataOutput.toByteArray()));
}

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From source file:u2f.data.messages.key.RawAuthenticateResponse.java

public static byte[] packBytesToSign(byte[] appIdHash, byte userPresence, long counter, byte[] challengeHash) {
    ByteArrayDataOutput encoded = ByteStreams.newDataOutput();
    encoded.write(appIdHash);/*from   ww w .  j  av a  2 s  .  co  m*/
    encoded.write(userPresence);
    encoded.writeInt((int) counter);
    encoded.write(challengeHash);
    return encoded.toByteArray();
}

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From source file:com.volumetricpixels.rockyplugin.chunk.ChunkCacheHandler.java

/**
 * //ww  w  .j a va2  s  . co  m
 * @param buffer
 * @throws IOException
 */
public static byte[] handleCompression(String playerName, byte[] buffer) throws IOException {
    Set<Long> playerCache = cache.getPlayerCache(playerName);

    // Each chunk sended is handled by:
    // - BlockType: Whole byte per block
    // - BlockMetaData: Half byte per block
    // - BlockLight: Half byte per block
    // - SkyLight: Half byte per block (Only of handleLight is TRUE)
    // - AddArray: Half byte per block (Only if extraMask has the bit,
    // support for FORGE)
    // - BiomeArray: Whole byte per XZ coordinate (Only if isContinous is
    // TRUE)
    int chunkLen = buffer.length / ChunkCache.CHUNK_PARTITION_SIZE;
    if ((chunkLen & 0x7FF) != 0) {
        chunkLen++;
    }

    ByteArrayDataOutput out = ByteStreams.newDataOutput();
    byte[] chunkData = new byte[ChunkCache.CHUNK_PARTITION_SIZE];

    // Write the magic number
    out.writeInt(ChunkCache.CHUNK_MAGIC_NUMBER);

    // Write the number of section inside the packet
    out.writeShort(chunkLen);

    // For each CHUNK_PARTITION_SIZE block, check the hash of it.
    for (int i = 0; i < chunkLen; i++) {
        int index = i * ChunkCache.CHUNK_PARTITION_SIZE;
        int length = ChunkCache.CHUNK_PARTITION_SIZE;

        if (index + ChunkCache.CHUNK_PARTITION_SIZE > buffer.length) {
            length = buffer.length - index;
        }

        // Calculate the hash of the current block
        System.arraycopy(buffer, index, chunkData, 0x0000, length);
        long hash = ChunkCache.calculateHash(chunkData);

        // Write the hash into the packet
        out.writeLong(hash);

        // Add the hash into the player cache
        boolean isPresent = playerCache.add(hash);

        // Writes the length of the section
        out.writeShort(isPresent ? length : 0);

        // Check for the chunk with the player cache
        if (isPresent) {
            // Writes the data of the section
            out.write(chunkData);
            statCacheMiss.incrementAndGet();
        } else {
            statCacheHit.incrementAndGet();
        }
        statTotal.incrementAndGet();
    }
    return out.toByteArray();
}

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From source file:org.wso2.carbon.analytics.data.commons.utils.AnalyticsCommonUtils.java

public static byte[] encodeElement(String name, Object value) throws AnalyticsException {
    ByteArrayDataOutput buffer = ByteStreams.newDataOutput();
    byte[] nameBytes = name.getBytes(StandardCharsets.UTF_8);
    buffer.writeInt(nameBytes.length);
    buffer.write(nameBytes);//  ww w.j a v a2 s .co  m
    if (value instanceof String) {
        buffer.write(DATA_TYPE_STRING);
        String strVal = (String) value;
        byte[] strBytes = strVal.getBytes(StandardCharsets.UTF_8);
        buffer.writeInt(strBytes.length);
        buffer.write(strBytes);
    } else if (value instanceof Long) {
        buffer.write(DATA_TYPE_LONG);
        buffer.writeLong((Long) value);
    } else if (value instanceof Double) {
        buffer.write(DATA_TYPE_DOUBLE);
        buffer.writeDouble((Double) value);
    } else if (value instanceof Boolean) {
        buffer.write(DATA_TYPE_BOOLEAN);
        boolean boolVal = (Boolean) value;
        if (boolVal) {
            buffer.write(BOOLEAN_TRUE);
        } else {
            buffer.write(BOOLEAN_FALSE);
        }
    } else if (value instanceof Integer) {
        buffer.write(DATA_TYPE_INTEGER);
        buffer.writeInt((Integer) value);
    } else if (value instanceof Float) {
        buffer.write(DATA_TYPE_FLOAT);
        buffer.writeFloat((Float) value);
    } else if (value instanceof byte[]) {
        buffer.write(DATA_TYPE_BINARY);
        byte[] binData = (byte[]) value;
        buffer.writeInt(binData.length);
        buffer.write(binData);
    } else if (value == null) {
        buffer.write(DATA_TYPE_NULL);
    } else {
        buffer.write(DATA_TYPE_OBJECT);
        byte[] binData = serializeObject(value);
        buffer.writeInt(binData.length);
        buffer.write(binData);
    }
    return buffer.toByteArray();
}

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From source file:org.wso2.carbon.analytics.datasource.core.util.GenericUtils.java

public static byte[] encodeElement(String name, Object value) throws AnalyticsException {
    ByteArrayDataOutput buffer = ByteStreams.newDataOutput();
    byte[] nameBytes = name.getBytes(StandardCharsets.UTF_8);
    buffer.writeInt(nameBytes.length);
    buffer.write(nameBytes);/*from  ww w .j  a va2  s.c  o m*/
    if (value instanceof String) {
        buffer.write(DATA_TYPE_STRING);
        String strVal = (String) value;
        byte[] strBytes = strVal.getBytes(StandardCharsets.UTF_8);
        buffer.writeInt(strBytes.length);
        buffer.write(strBytes);
    } else if (value instanceof Long) {
        buffer.write(DATA_TYPE_LONG);
        buffer.writeLong((Long) value);
    } else if (value instanceof Double) {
        buffer.write(DATA_TYPE_DOUBLE);
        buffer.writeDouble((Double) value);
    } else if (value instanceof Boolean) {
        buffer.write(DATA_TYPE_BOOLEAN);
        boolean boolVal = (Boolean) value;
        if (boolVal) {
            buffer.write(BOOLEAN_TRUE);
        } else {
            buffer.write(BOOLEAN_FALSE);
        }
    } else if (value instanceof Integer) {
        buffer.write(DATA_TYPE_INTEGER);
        buffer.writeInt((Integer) value);
    } else if (value instanceof Float) {
        buffer.write(DATA_TYPE_FLOAT);
        buffer.writeFloat((Float) value);
    } else if (value instanceof byte[]) {
        buffer.write(DATA_TYPE_BINARY);
        byte[] binData = (byte[]) value;
        buffer.writeInt(binData.length);
        buffer.write(binData);
    } else if (value == null) {
        buffer.write(DATA_TYPE_NULL);
    } else {
        buffer.write(DATA_TYPE_OBJECT);
        byte[] binData = GenericUtils.serializeObject(value);
        buffer.writeInt(binData.length);
        buffer.write(binData);
    }
    return buffer.toByteArray();
}

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From source file:de.mineformers.robots.network.packet.PacketBuddyBotSit.java

@Override
public void write(ByteArrayDataOutput out) {
    out.writeInt(id);
}

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From source file:de.paleocrafter.pmfw.network.data.DataForgeDirection.java

@Override
public void writeToPacket(ByteArrayDataOutput out) {
    out.writeInt(internal.ordinal());
}

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From source file:de.mineformers.robots.network.packet.PacketTileSync.java

@Override
public void write(ByteArrayDataOutput out) {
    out.writeInt(x);
    out.writeInt(y);
    out.writeInt(z);
}

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