Java Code Examples for org.elasticsearch.common.io.stream.StreamInput#readBytes()

The following examples show how to use org.elasticsearch.common.io.stream.StreamInput#readBytes() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: AbstractInternalHDRPercentiles.java    From Elasticsearch with Apache License 2.0 6 votes vote down vote up 
@Override
protected void doReadFrom(StreamInput in) throws IOException {
    valueFormatter = ValueFormatterStreams.readOptional(in);
    keys = new double[in.readInt()];
    for (int i = 0; i < keys.length; ++i) {
        keys[i] = in.readDouble();
    }
    long minBarForHighestToLowestValueRatio = in.readLong();
    final int serializedLen = in.readVInt();
    byte[] bytes = new byte[serializedLen];
    in.readBytes(bytes, 0, serializedLen);
    ByteBuffer stateBuffer = ByteBuffer.wrap(bytes);
    try {
        state = DoubleHistogram.decodeFromCompressedByteBuffer(stateBuffer, minBarForHighestToLowestValueRatio);
    } catch (DataFormatException e) {
        throw new IOException("Failed to decode DoubleHistogram for aggregation [" + name + "]", e);
    }
    keyed = in.readBoolean();
}
Example 2
Source File: PartitionName.java    From crate with Apache License 2.0 5 votes vote down vote up 
/**
 * Read utf8 bytes for bwc, with 0 as `null` indicator
 */
private static String readValueFrom(StreamInput in) throws IOException {
    int length = in.readVInt() - 1;
    if (length == -1) {
        return null;
    }
    if (length == 0) {
        return "";
    }
    byte[] bytes = new byte[length];
    in.readBytes(bytes, 0, length);
    char[] chars = new char[length];
    int len = UnicodeUtil.UTF8toUTF16(bytes, 0, length, chars);
    return new String(chars, 0, len);
}
Example 3
Source File: CompressedXContent.java    From Elasticsearch with Apache License 2.0 4 votes vote down vote up 
public static CompressedXContent readCompressedString(StreamInput in) throws IOException {
    int crc32 = in.readInt();
    byte[] compressed = new byte[in.readVInt()];
    in.readBytes(compressed, 0, compressed.length);
    return new CompressedXContent(compressed, crc32);
}
Example 4
Source File: CompressedXContent.java    From crate with Apache License 2.0 4 votes vote down vote up 
public static CompressedXContent readCompressedString(StreamInput in) throws IOException {
    int crc32 = in.readInt();
    byte[] compressed = new byte[in.readVInt()];
    in.readBytes(compressed, 0, compressed.length);
    return new CompressedXContent(compressed, crc32);
}