Package org.apache.flink.connector.kafka.source.enumerator

Class KafkaSourceEnumStateSerializer

java.lang.Object

org.apache.flink.connector.kafka.source.enumerator.KafkaSourceEnumStateSerializer

All Implemented Interfaces:

org.apache.flink.core.io.SimpleVersionedSerializer<KafkaSourceEnumState>, org.apache.flink.core.io.Versioned

@Internal
public class KafkaSourceEnumStateSerializer
extends Object
implements org.apache.flink.core.io.SimpleVersionedSerializer<KafkaSourceEnumState>

The Serializer for the enumerator state of Kafka source.

Constructor Summary

Constructors

Constructor	Description
KafkaSourceEnumStateSerializer()

Method Summary

Modifier and Type	Method	Description
KafkaSourceEnumState	deserialize(int version, byte[] serialized)
int	getVersion()
byte[]	serialize(KafkaSourceEnumState enumState)
static byte[]	serializeTopicPartitions(Collection<org.apache.kafka.common.TopicPartition> topicPartitions)

Methods inherited from class java.lang.Object

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

Constructor Details

KafkaSourceEnumStateSerializer

public KafkaSourceEnumStateSerializer()

Method Details

getVersion

public int getVersion()

Specified by:

getVersion in interface org.apache.flink.core.io.SimpleVersionedSerializer<KafkaSourceEnumState>

Specified by:

getVersion in interface org.apache.flink.core.io.Versioned

serialize

public byte[] serialize(KafkaSourceEnumState enumState)
                 throws IOException

Specified by:

serialize in interface org.apache.flink.core.io.SimpleVersionedSerializer<KafkaSourceEnumState>

Throws:

IOException

deserialize

public KafkaSourceEnumState deserialize(int version,
 byte[] serialized)
                                 throws IOException

Specified by:

deserialize in interface org.apache.flink.core.io.SimpleVersionedSerializer<KafkaSourceEnumState>

Throws:

IOException

serializeTopicPartitions

@VisibleForTesting
public static byte[] serializeTopicPartitions(Collection<org.apache.kafka.common.TopicPartition> topicPartitions)
                                       throws IOException

Throws:

IOException