Package org.apache.pulsar.io.kafka

Class KafkaPushSource<T>

java.lang.Object

org.apache.pulsar.io.kafka.KafkaPushSource<T>

All Implemented Interfaces:

AutoCloseable, org.apache.pulsar.io.core.Source<T>

Direct Known Subclasses:

KafkaAbstractSource

public abstract class KafkaPushSource<T>
extends Object
implements org.apache.pulsar.io.core.Source<T>

Kafka Push Source. To maintain compatibility, we can't pick the PIP-281: https://github.com/apache/pulsar/pull/20807 cherry-pick to the historical version, so the class is implemented in the kafka connector.

Constructor Summary

Constructors

Constructor	Description
KafkaPushSource()

Method Summary

Modifier and Type	Method	Description
void	consume(org.apache.pulsar.functions.api.Record<T> record)	Send this message to be written to Pulsar.
int	getQueueLength()	Get length of the queue that records are push onto.
void	notifyError(Exception ex)	Allows the source to notify errors asynchronously.
org.apache.pulsar.functions.api.Record<T>	read()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.AutoCloseable

close

Methods inherited from interface org.apache.pulsar.io.core.Source

open

Constructor Details

KafkaPushSource

public KafkaPushSource()

Method Details

read

public org.apache.pulsar.functions.api.Record<T> read()
                                               throws Exception

Specified by:

read in interface org.apache.pulsar.io.core.Source<T>

Throws:

Exception

consume

public void consume(org.apache.pulsar.functions.api.Record<T> record)

Send this message to be written to Pulsar. Pass null if you you are done with this task

Parameters:

record - next message from source which should be sent to a Pulsar topic

getQueueLength

public int getQueueLength()

Get length of the queue that records are push onto. Users can override this method to customize the queue length

Returns:

queue length

notifyError

public void notifyError(Exception ex)

Allows the source to notify errors asynchronously.

Parameters:

ex -