CheckpointStateStore (SmallRye Reactive Messaging : Connector :: Kafka 3.23.0 API)

All Known Implementing Classes:

FileCheckpointStateStore
```
public interface CheckpointStateStore
```
Remote state store for checkpointing Kafka processing state

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface CheckpointStateStore.Factory
Factory interface for CheckpointStateStore

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default void`	`close()`	Close the state store on channel termination
`io.smallrye.mutiny.Uni<Map<org.apache.kafka.common.TopicPartition,ProcessingState<?>>>`	`fetchProcessingState(Collection<org.apache.kafka.common.TopicPartition> partitions)`	Fetch the latest processing state for given topic-partitions.
`io.smallrye.mutiny.Uni<Void>`	`persistProcessingState(Map<org.apache.kafka.common.TopicPartition,ProcessingState<?>> state)`	Persist the given processing state in the state store

- Method Detail
  - fetchProcessingState
```
io.smallrye.mutiny.Uni<Map<org.apache.kafka.common.TopicPartition,ProcessingState<?>>> fetchProcessingState(Collection<org.apache.kafka.common.TopicPartition> partitions)
```
    Fetch the latest processing state for given topic-partitions.
    Called on Vert.x event loop context
    
    Parameters:
    
    partitions - set of topic-partitions
    
    Returns:
    
    the Uni completing with the map of processing state by topic-partition
  - persistProcessingState
```
io.smallrye.mutiny.Uni<Void> persistProcessingState(Map<org.apache.kafka.common.TopicPartition,ProcessingState<?>> state)
```
    Persist the given processing state in the state store
    Called on Vert.x event loop context
    
    Parameters:
    
    state - map of processing state by topic-partition
    
    Returns:
    
    the Uni completing when the persist operation is completed.
  - close
```
default void close()
```
    Close the state store on channel termination