Examples with UnsafeBuffer org.agrona.concurrent.UnsafeBuffer used on opensource projects

Example 1 with UnsafeBuffer

use of org.agrona.concurrent.UnsafeBuffer in project deeplearning4j by deeplearning4j.

the class SbeStatsInitializationReport method encode.

@Override
public byte[] encode() {
    byte[] bytes = new byte[encodingLengthBytes()];
    MutableDirectBuffer buffer = new UnsafeBuffer(bytes);
    encode(buffer);
    return bytes;
}

Example 2 with UnsafeBuffer

use of org.agrona.concurrent.UnsafeBuffer in project deeplearning4j by deeplearning4j.

the class SbeStatsReport method encode.

@Override
public byte[] encode() {
    byte[] bytes = new byte[encodingLengthBytes()];
    MutableDirectBuffer buffer = new UnsafeBuffer(bytes);
    encode(buffer);
    return bytes;
}

Example 3 with UnsafeBuffer

use of org.agrona.concurrent.UnsafeBuffer in project deeplearning4j by deeplearning4j.

the class SbeStatsReport method decode.

@Override
public void decode(byte[] decode) {
    MutableDirectBuffer buffer = new UnsafeBuffer(decode);
    decode(buffer);
}

Example 4 with UnsafeBuffer

use of org.agrona.concurrent.UnsafeBuffer in project Aeron by real-logic.

the class ArchiveFileUtil method archiveMetaFileFormatDecoder.

static ArchiveDescriptorDecoder archiveMetaFileFormatDecoder(final File metaFile) throws IOException {
    try (RandomAccessFile randomAccessFile = new RandomAccessFile(metaFile, "rw");
        FileChannel metadataFileChannel = randomAccessFile.getChannel()) {
        final MappedByteBuffer metaDataBuffer = metadataFileChannel.map(FileChannel.MapMode.READ_WRITE, 0, ArchiveIndex.INDEX_RECORD_SIZE);
        final ArchiveDescriptorDecoder decoder = new ArchiveDescriptorDecoder();
        return decoder.wrap(new UnsafeBuffer(metaDataBuffer), ArchiveIndex.INDEX_FRAME_LENGTH, ArchiveDescriptorDecoder.BLOCK_LENGTH, ArchiveDescriptorDecoder.SCHEMA_VERSION);
    }
}

Example 5 with UnsafeBuffer

use of org.agrona.concurrent.UnsafeBuffer in project Aeron by real-logic.

the class BufferBuilderTest method shouldAppendOneBufferWithoutResizing.

@Test
public void shouldAppendOneBufferWithoutResizing() {
    final UnsafeBuffer srcBuffer = new UnsafeBuffer(new byte[INITIAL_CAPACITY]);
    final byte[] bytes = "Hello World".getBytes(StandardCharsets.UTF_8);
    srcBuffer.putBytes(0, bytes, 0, bytes.length);
    bufferBuilder.append(srcBuffer, 0, bytes.length);
    final byte[] temp = new byte[bytes.length];
    bufferBuilder.buffer().getBytes(0, temp, 0, bytes.length);
    assertThat(bufferBuilder.limit(), is(bytes.length));
    assertThat(bufferBuilder.capacity(), is(INITIAL_CAPACITY));
    assertArrayEquals(temp, bytes);
}