org.apache.flink.connector.pulsar.source.enumerator.cursor.stop

Class LatestMessageStopCursor

java.lang.Object

org.apache.flink.connector.pulsar.source.enumerator.cursor.stop.LatestMessageStopCursor

All Implemented Interfaces:

Serializable, StopCursor

public class LatestMessageStopCursor
extends Object
implements StopCursor

A stop cursor that initialize the position to the latest message id. The offsets initialization are taken care of by the PulsarPartitionSplitReaderBase instead of by the PulsarSourceEnumerator. We would include the latest message available in Pulsar by default.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
LatestMessageStopCursor()
LatestMessageStopCursor(boolean exclusive)

Method Summary

Modifier and Type	Method and Description
void	open(org.apache.pulsar.client.admin.PulsarAdmin admin, TopicPartition partition) The open method for the cursor initializer.
boolean	shouldStop(org.apache.pulsar.client.api.Message<?> message) Determine whether to pause consumption on the current message by the returned boolean value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.flink.connector.pulsar.source.enumerator.cursor.StopCursor

afterEventTime, afterMessageId, afterPublishTime, atEventTime, atMessageId, atPublishTime, defaultStopCursor, latest, never

Constructor Detail

LatestMessageStopCursor

public LatestMessageStopCursor()

LatestMessageStopCursor

public LatestMessageStopCursor(boolean exclusive)

Method Detail

open

public void open(org.apache.pulsar.client.admin.PulsarAdmin admin,
                 TopicPartition partition)

Description copied from interface: StopCursor

The open method for the cursor initializer. This method could be executed multiple times.

Specified by:

open in interface StopCursor

shouldStop

public boolean shouldStop(org.apache.pulsar.client.api.Message<?> message)

Description copied from interface: StopCursor

Determine whether to pause consumption on the current message by the returned boolean value. The message presented in method argument wouldn't be consumed if the return result is true.

Specified by:

shouldStop in interface StopCursor