Java Code Examples for org.apache.flink.streaming.connectors.kafka.internal.FlinkKafkaProducer#initTransactions()

The following examples show how to use org.apache.flink.streaming.connectors.kafka.internal.FlinkKafkaProducer#initTransactions() . 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: FlinkKafkaProducer011.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
/**
 * For each checkpoint we create new {@link FlinkKafkaProducer} so that new transactions will not clash
 * with transactions created during previous checkpoints ({@code producer.initTransactions()} assures that we
 * obtain new producerId and epoch counters).
 */
private FlinkKafkaProducer<byte[], byte[]> createTransactionalProducer() throws FlinkKafka011Exception {
	String transactionalId = availableTransactionalIds.poll();
	if (transactionalId == null) {
		throw new FlinkKafka011Exception(
			FlinkKafka011ErrorCode.PRODUCERS_POOL_EMPTY,
			"Too many ongoing snapshots. Increase kafka producers pool size or decrease number of concurrent checkpoints.");
	}
	FlinkKafkaProducer<byte[], byte[]> producer = initTransactionalProducer(transactionalId, true);
	producer.initTransactions();
	return producer;
}
Example 2
Source File: FlinkKafkaProducer011.java    From flink with Apache License 2.0 5 votes vote down vote up 
/**
 * For each checkpoint we create new {@link FlinkKafkaProducer} so that new transactions will not clash
 * with transactions created during previous checkpoints ({@code producer.initTransactions()} assures that we
 * obtain new producerId and epoch counters).
 */
private FlinkKafkaProducer<byte[], byte[]> createTransactionalProducer() throws FlinkKafka011Exception {
	String transactionalId = availableTransactionalIds.poll();
	if (transactionalId == null) {
		throw new FlinkKafka011Exception(
			FlinkKafka011ErrorCode.PRODUCERS_POOL_EMPTY,
			"Too many ongoing snapshots. Increase kafka producers pool size or decrease number of concurrent checkpoints.");
	}
	FlinkKafkaProducer<byte[], byte[]> producer = initTransactionalProducer(transactionalId, true);
	producer.initTransactions();
	return producer;
}
Example 3
Source File: FlinkKafkaProducerITCase.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test(timeout = 30000L, expected = IllegalStateException.class)
public void testBeginTransactionAfterClosed() {
	FlinkKafkaProducer<String, String> kafkaProducer = new FlinkKafkaProducer<>(extraProperties);
	kafkaProducer.initTransactions();
	kafkaProducer.close();
	kafkaProducer.beginTransaction();
}
Example 4
Source File: FlinkKafkaProducerITCase.java    From flink with Apache License 2.0 5 votes vote down vote up 
private FlinkKafkaProducer<String, String> getClosedProducer(String topicName) {
	FlinkKafkaProducer<String, String> kafkaProducer = new FlinkKafkaProducer<>(extraProperties);
	kafkaProducer.initTransactions();
	kafkaProducer.beginTransaction();
	kafkaProducer.send(new ProducerRecord<>(topicName, "42", "42"));
	kafkaProducer.close();
	return kafkaProducer;
}
Example 5
Source File: FlinkKafkaProducer011.java    From flink with Apache License 2.0 5 votes vote down vote up 
/**
 * For each checkpoint we create new {@link FlinkKafkaProducer} so that new transactions will not clash
 * with transactions created during previous checkpoints ({@code producer.initTransactions()} assures that we
 * obtain new producerId and epoch counters).
 */
private FlinkKafkaProducer<byte[], byte[]> createTransactionalProducer() throws FlinkKafka011Exception {
	String transactionalId = availableTransactionalIds.poll();
	if (transactionalId == null) {
		throw new FlinkKafka011Exception(
			FlinkKafka011ErrorCode.PRODUCERS_POOL_EMPTY,
			"Too many ongoing snapshots. Increase kafka producers pool size or decrease number of concurrent checkpoints.");
	}
	FlinkKafkaProducer<byte[], byte[]> producer = initTransactionalProducer(transactionalId, true);
	producer.initTransactions();
	return producer;
}
Example 6
Source File: FlinkKafkaProducerITCase.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test(timeout = 30000L, expected = IllegalStateException.class)
public void testBeginTransactionAfterClosed() {
	FlinkKafkaProducer<String, String> kafkaProducer = new FlinkKafkaProducer<>(extraProperties);
	kafkaProducer.initTransactions();
	kafkaProducer.close();
	kafkaProducer.beginTransaction();
}
Example 7
Source File: FlinkKafkaProducerITCase.java    From flink with Apache License 2.0 5 votes vote down vote up 
private FlinkKafkaProducer<String, String> getClosedProducer(String topicName) {
	FlinkKafkaProducer<String, String> kafkaProducer = new FlinkKafkaProducer<>(extraProperties);
	kafkaProducer.initTransactions();
	kafkaProducer.beginTransaction();
	kafkaProducer.send(new ProducerRecord<>(topicName, "42", "42"));
	kafkaProducer.close();
	return kafkaProducer;
}
Example 8
Source File: FlinkKafkaProducerITCase.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test(timeout = 30000L, expected = IllegalStateException.class)
public void testInitTransactionsAfterClosed() {
	FlinkKafkaProducer<String, String> kafkaProducer = new FlinkKafkaProducer<>(extraProperties);
	kafkaProducer.close();
	kafkaProducer.initTransactions();
}
Example 9
Source File: FlinkKafkaProducerITCase.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test(timeout = 30000L, expected = IllegalStateException.class)
public void testInitTransactionsAfterClosed() {
	FlinkKafkaProducer<String, String> kafkaProducer = new FlinkKafkaProducer<>(extraProperties);
	kafkaProducer.close();
	kafkaProducer.initTransactions();
}