KafkaSourceEnumStateSerializer (Flink : Connectors : Kafka 3.3.0-1.19 API)

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

All Methods Static Methods Instance Methods Concrete Methods
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 Detail
  - KafkaSourceEnumStateSerializer
```
public KafkaSourceEnumStateSerializer()
```
- Method Detail
  - 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