Java Code Examples for com.amazonaws.services.kinesis.clientlibrary.types.UserRecord#getData()

The following examples show how to use com.amazonaws.services.kinesis.clientlibrary.types.UserRecord#getData() . 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: ShardConsumer.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
/**
 * Deserializes a record for collection, and accordingly updates the shard state in the fetcher. The last
 * successfully collected sequence number in this shard consumer is also updated so that
 * {@link ShardConsumer#getRecords(String, int)} may be able to use the correct sequence number to refresh shard
 * iterators if necessary.
 *
 * <p>Note that the server-side Kinesis timestamp is attached to the record when collected. When the
 * user programs uses {@link TimeCharacteristic#EventTime}, this timestamp will be used by default.
 *
 * @param record record to deserialize and collect
 * @throws IOException
 */
private void deserializeRecordForCollectionAndUpdateState(UserRecord record)
	throws IOException {
	ByteBuffer recordData = record.getData();

	byte[] dataBytes = new byte[recordData.remaining()];
	recordData.get(dataBytes);

	final long approxArrivalTimestamp = record.getApproximateArrivalTimestamp().getTime();

	final T value = deserializer.deserialize(
		dataBytes,
		record.getPartitionKey(),
		record.getSequenceNumber(),
		approxArrivalTimestamp,
		subscribedShard.getStreamName(),
		subscribedShard.getShard().getShardId());

	SequenceNumber collectedSequenceNumber = (record.isAggregated())
		? new SequenceNumber(record.getSequenceNumber(), record.getSubSequenceNumber())
		: new SequenceNumber(record.getSequenceNumber());

	fetcherRef.emitRecordAndUpdateState(
		value,
		approxArrivalTimestamp,
		subscribedShardStateIndex,
		collectedSequenceNumber);

	lastSequenceNum = collectedSequenceNumber;
}
Example 2
Source File: ShardConsumer.java    From flink with Apache License 2.0 5 votes vote down vote up 
/**
 * Deserializes a record for collection, and accordingly updates the shard state in the fetcher. The last
 * successfully collected sequence number in this shard consumer is also updated so that
 * {@link ShardConsumer#getRecords(String, int)} may be able to use the correct sequence number to refresh shard
 * iterators if necessary.
 *
 * <p>Note that the server-side Kinesis timestamp is attached to the record when collected. When the
 * user programs uses {@link TimeCharacteristic#EventTime}, this timestamp will be used by default.
 *
 * @param record record to deserialize and collect
 * @throws IOException
 */
private void deserializeRecordForCollectionAndUpdateState(UserRecord record)
	throws IOException {
	ByteBuffer recordData = record.getData();

	byte[] dataBytes = new byte[recordData.remaining()];
	recordData.get(dataBytes);

	final long approxArrivalTimestamp = record.getApproximateArrivalTimestamp().getTime();

	final T value = deserializer.deserialize(
		dataBytes,
		record.getPartitionKey(),
		record.getSequenceNumber(),
		approxArrivalTimestamp,
		subscribedShard.getStreamName(),
		subscribedShard.getShard().getShardId());

	SequenceNumber collectedSequenceNumber = (record.isAggregated())
		? new SequenceNumber(record.getSequenceNumber(), record.getSubSequenceNumber())
		: new SequenceNumber(record.getSequenceNumber());

	fetcherRef.emitRecordAndUpdateState(
		value,
		approxArrivalTimestamp,
		subscribedShardStateIndex,
		collectedSequenceNumber);

	lastSequenceNum = collectedSequenceNumber;
}
Example 3
Source File: KinesisRecord.java    From beam with Apache License 2.0 5 votes vote down vote up 
public KinesisRecord(UserRecord record, String streamName, String shardId) {
  this(
      record.getData(),
      record.getSequenceNumber(),
      record.getSubSequenceNumber(),
      record.getPartitionKey(),
      new Instant(record.getApproximateArrivalTimestamp()),
      Instant.now(),
      streamName,
      shardId);
}
Example 4
Source File: ShardConsumer.java    From flink with Apache License 2.0 5 votes vote down vote up 
/**
 * Deserializes a record for collection, and accordingly updates the shard state in the fetcher. The last
 * successfully collected sequence number in this shard consumer is also updated so that
 * {@link ShardConsumer#getRecords(String, int)} may be able to use the correct sequence number to refresh shard
 * iterators if necessary.
 *
 * <p>Note that the server-side Kinesis timestamp is attached to the record when collected. When the
 * user programs uses {@link TimeCharacteristic#EventTime}, this timestamp will be used by default.
 *
 * @param record record to deserialize and collect
 * @throws IOException
 */
private void deserializeRecordForCollectionAndUpdateState(UserRecord record)
	throws IOException {
	ByteBuffer recordData = record.getData();

	byte[] dataBytes = new byte[recordData.remaining()];
	recordData.get(dataBytes);

	final long approxArrivalTimestamp = record.getApproximateArrivalTimestamp().getTime();

	final T value = deserializer.deserialize(
		dataBytes,
		record.getPartitionKey(),
		record.getSequenceNumber(),
		approxArrivalTimestamp,
		subscribedShard.getStreamName(),
		subscribedShard.getShard().getShardId());

	SequenceNumber collectedSequenceNumber = (record.isAggregated())
		? new SequenceNumber(record.getSequenceNumber(), record.getSubSequenceNumber())
		: new SequenceNumber(record.getSequenceNumber());

	fetcherRef.emitRecordAndUpdateState(
		value,
		approxArrivalTimestamp,
		subscribedShardStateIndex,
		collectedSequenceNumber);

	lastSequenceNum = collectedSequenceNumber;
}