Examples with RecordHeaders org.apache.kafka.common.header.internals.RecordHeaders used on opensource projects

Example 51 with RecordHeaders

use of org.apache.kafka.common.header.internals.RecordHeaders in project kafka by apache.

the class InternalMockProcessorContext method logChange.

@Override
public void logChange(final String storeName, final Bytes key, final byte[] value, final long timestamp, final Position position) {
    Headers headers = new RecordHeaders();
    if (!consistencyEnabled) {
        headers = null;
    } else {
        // Add the vector clock to the header part of every record
        headers.add(ChangelogRecordDeserializationHelper.CHANGELOG_VERSION_HEADER_RECORD_CONSISTENCY);
        headers.add(new RecordHeader(ChangelogRecordDeserializationHelper.CHANGELOG_POSITION_HEADER_KEY, PositionSerde.serialize(position).array()));
    }
    recordCollector().send(storeName + "-changelog", key, value, headers, taskId().partition(), timestamp, BYTES_KEY_SERIALIZER, BYTEARRAY_VALUE_SERIALIZER);
}

Example 52 with RecordHeaders

use of org.apache.kafka.common.header.internals.RecordHeaders in project kafka by apache.

the class TimeOrderedKeyValueBufferTest method shouldRestoreV2Format.

@Test
public void shouldRestoreV2Format() {
    final TimeOrderedKeyValueBuffer<String, String> buffer = bufferSupplier.apply(testName);
    final MockInternalProcessorContext context = makeContext();
    buffer.init((StateStoreContext) context, buffer);
    final RecordBatchingStateRestoreCallback stateRestoreCallback = (RecordBatchingStateRestoreCallback) context.stateRestoreCallback(testName);
    context.setRecordContext(new ProcessorRecordContext(0, 0, 0, "", new RecordHeaders()));
    final RecordHeaders v2FlagHeaders = new RecordHeaders(new Header[] { new RecordHeader("v", new byte[] { (byte) 2 }) });
    // These serialized formats were captured by running version 2.3 code.
    // They verify that an upgrade from 2.3 will work.
    // Do not change them.
    final String toDeleteBinary = "0000000000000000000000000000000000000005746F70696300000000FFFFFFFF0000000EFFFFFFFF00000006646F6F6D6564FFFFFFFF0000000000000000";
    final String asdfBinary = "0000000000000001000000000000000000000005746F70696300000000FFFFFFFF0000000CFFFFFFFF0000000471776572FFFFFFFF0000000000000002";
    final String zxcvBinary1 = "0000000000000002000000000000000000000005746F70696300000000FFFFFFFF000000140000000749474E4F52454400000005336F34696D0000000870726576696F75730000000000000001";
    final String zxcvBinary2 = "0000000000000003000000000000000000000005746F70696300000000FFFFFFFF0000001100000005336F34696D000000046E6578740000000870726576696F75730000000000000001";
    stateRestoreCallback.restoreBatch(asList(new ConsumerRecord<>("changelog-topic", 0, 0, 999, TimestampType.CREATE_TIME, -1, -1, "todelete".getBytes(UTF_8), hexStringToByteArray(toDeleteBinary), v2FlagHeaders, Optional.empty()), new ConsumerRecord<>("changelog-topic", 0, 1, 9999, TimestampType.CREATE_TIME, -1, -1, "asdf".getBytes(UTF_8), hexStringToByteArray(asdfBinary), v2FlagHeaders, Optional.empty()), new ConsumerRecord<>("changelog-topic", 0, 2, 99, TimestampType.CREATE_TIME, -1, -1, "zxcv".getBytes(UTF_8), hexStringToByteArray(zxcvBinary1), v2FlagHeaders, Optional.empty()), new ConsumerRecord<>("changelog-topic", 0, 2, 100, TimestampType.CREATE_TIME, -1, -1, "zxcv".getBytes(UTF_8), hexStringToByteArray(zxcvBinary2), v2FlagHeaders, Optional.empty())));
    assertThat(buffer.numRecords(), is(3));
    assertThat(buffer.minTimestamp(), is(0L));
    assertThat(buffer.bufferSize(), is(142L));
    stateRestoreCallback.restoreBatch(singletonList(new ConsumerRecord<>("changelog-topic", 0, 3, 3, TimestampType.CREATE_TIME, -1, -1, "todelete".getBytes(UTF_8), null, new RecordHeaders(), Optional.empty())));
    assertThat(buffer.numRecords(), is(2));
    assertThat(buffer.minTimestamp(), is(1L));
    assertThat(buffer.bufferSize(), is(95L));
    assertThat(buffer.priorValueForBuffered("todelete"), is(Maybe.undefined()));
    assertThat(buffer.priorValueForBuffered("asdf"), is(Maybe.defined(null)));
    assertThat(buffer.priorValueForBuffered("zxcv"), is(Maybe.defined(ValueAndTimestamp.make("previous", -1))));
    // flush the buffer into a list in buffer order so we can make assertions about the contents.
    final List<Eviction<String, String>> evicted = new LinkedList<>();
    buffer.evictWhile(() -> true, evicted::add);
    // Several things to note:
    // * The buffered records are ordered according to their buffer time (serialized in the value of the changelog)
    // * The record timestamps are properly restored, and not conflated with the record's buffer time.
    // * The keys and values are properly restored
    // * The record topic is set to the original input topic, *not* the changelog topic
    // * The record offset preserves the original input record's offset, *not* the offset of the changelog record
    assertThat(evicted, is(asList(new Eviction<>("zxcv", new Change<>("next", "3o4im"), getContext(3L)), new Eviction<>("asdf", new Change<>("qwer", null), getContext(1L)))));
    cleanup(context, buffer);
}

Example 53 with RecordHeaders

use of org.apache.kafka.common.header.internals.RecordHeaders in project kafka by apache.

the class RocksDBWindowStoreTest method shouldMatchPositionAfterPut.

@Test
public void shouldMatchPositionAfterPut() {
    final MeteredWindowStore<Integer, String> meteredSessionStore = (MeteredWindowStore<Integer, String>) windowStore;
    final ChangeLoggingWindowBytesStore changeLoggingSessionBytesStore = (ChangeLoggingWindowBytesStore) meteredSessionStore.wrapped();
    final RocksDBWindowStore rocksDBWindowStore = (RocksDBWindowStore) changeLoggingSessionBytesStore.wrapped();
    context.setRecordContext(new ProcessorRecordContext(0, 1, 0, "", new RecordHeaders()));
    windowStore.put(0, "0", SEGMENT_INTERVAL);
    context.setRecordContext(new ProcessorRecordContext(0, 2, 0, "", new RecordHeaders()));
    windowStore.put(1, "1", SEGMENT_INTERVAL);
    context.setRecordContext(new ProcessorRecordContext(0, 3, 0, "", new RecordHeaders()));
    windowStore.put(2, "2", SEGMENT_INTERVAL);
    context.setRecordContext(new ProcessorRecordContext(0, 4, 0, "", new RecordHeaders()));
    windowStore.put(3, "3", SEGMENT_INTERVAL);
    final Position expected = Position.fromMap(mkMap(mkEntry("", mkMap(mkEntry(0, 4L)))));
    final Position actual = rocksDBWindowStore.getPosition();
    assertEquals(expected, actual);
}

Example 54 with RecordHeaders

use of org.apache.kafka.common.header.internals.RecordHeaders in project kafka by apache.

the class WorkerSinkTaskTest method testHeaders.

@Test
public void testHeaders() throws Exception {
    Headers headers = new RecordHeaders();
    headers.add("header_key", "header_value".getBytes());
    createTask(initialState);
    expectInitializeTask();
    expectTaskGetTopic(true);
    expectPollInitialAssignment();
    expectConsumerPoll(1, headers);
    expectConversionAndTransformation(1, null, headers);
    sinkTask.put(EasyMock.anyObject());
    EasyMock.expectLastCall();
    PowerMock.replayAll();
    workerTask.initialize(TASK_CONFIG);
    workerTask.initializeAndStart();
    // iter 1 -- initial assignment
    workerTask.iteration();
    // iter 2 -- deliver 1 record
    workerTask.iteration();
    PowerMock.verifyAll();
}

Example 55 with RecordHeaders

use of org.apache.kafka.common.header.internals.RecordHeaders in project kafka by apache.

the class AbstractRocksDBSegmentedBytesStoreTest method getChangelogRecordsMultipleTopics.

private List<ConsumerRecord<byte[], byte[]>> getChangelogRecordsMultipleTopics() {
    final List<ConsumerRecord<byte[], byte[]>> records = new ArrayList<>();
    final Headers headers = new RecordHeaders();
    Position position1 = Position.emptyPosition();
    position1 = position1.withComponent("A", 0, 1);
    headers.add(ChangelogRecordDeserializationHelper.CHANGELOG_VERSION_HEADER_RECORD_CONSISTENCY);
    headers.add(new RecordHeader(ChangelogRecordDeserializationHelper.CHANGELOG_POSITION_HEADER_KEY, PositionSerde.serialize(position1).array()));
    records.add(new ConsumerRecord<>("", 0, 0L, RecordBatch.NO_TIMESTAMP, TimestampType.NO_TIMESTAMP_TYPE, -1, -1, serializeKey(new Windowed<>("a", windows[0])).get(), serializeValue(50L), headers, Optional.empty()));
    headers.remove(ChangelogRecordDeserializationHelper.CHANGELOG_POSITION_HEADER_KEY);
    position1 = position1.withComponent("B", 0, 2);
    headers.add(new RecordHeader(ChangelogRecordDeserializationHelper.CHANGELOG_POSITION_HEADER_KEY, PositionSerde.serialize(position1).array()));
    records.add(new ConsumerRecord<>("", 0, 0L, RecordBatch.NO_TIMESTAMP, TimestampType.NO_TIMESTAMP_TYPE, -1, -1, serializeKey(new Windowed<>("a", windows[2])).get(), serializeValue(100L), headers, Optional.empty()));
    headers.remove(ChangelogRecordDeserializationHelper.CHANGELOG_POSITION_HEADER_KEY);
    position1 = position1.withComponent("A", 0, 3);
    headers.add(new RecordHeader(ChangelogRecordDeserializationHelper.CHANGELOG_POSITION_HEADER_KEY, PositionSerde.serialize(position1).array()));
    records.add(new ConsumerRecord<>("", 0, 0L, RecordBatch.NO_TIMESTAMP, TimestampType.NO_TIMESTAMP_TYPE, -1, -1, serializeKey(new Windowed<>("a", windows[3])).get(), serializeValue(200L), headers, Optional.empty()));
    return records;
}