All Classes and Interfaces

Class	Description
AbstractServerBase<REQ extends MessageBody,RESP extends MessageBody>	The base class for every server in the queryable state module.
AbstractServerHandler<REQ extends MessageBody,RESP extends MessageBody>	The base class of every handler used by an AbstractServerBase.
AtomicKvStateRequestStats	Atomic KvStateRequestStats implementation.
BadRequestException	Base class for exceptions thrown during querying Flink's managed state.
ChunkedByteBuf	A ByteBuf instance to be consumed in chunks by ChunkedWriteHandler, respecting the high and low watermarks.
Client<REQ extends MessageBody,RESP extends MessageBody>	The base class for every client in the queryable state module.
ClientHandler<REQ extends MessageBody,RESP extends MessageBody>	The handler used by a Client to handling incoming messages.
ClientHandlerCallback<RESP extends MessageBody>	Callback for ClientHandler.
DisabledKvStateRequestStats	Disabled KvStateRequestStats implementation.
ImmutableAggregatingState<IN,OUT>	A read-only AggregatingState that does not allow for modifications.
ImmutableListState<V>	A read-only ListState that does not allow for modifications.
ImmutableMapState<K,V>	A read-only MapState that does not allow for modifications.
ImmutableReducingState<V>	A read-only ReducingState that does not allow for modifications.
ImmutableValueState<V>	A read-only ValueState that does not allow for modifications.
KvStateID	Identifier for state instances.
KvStateRequest	The request to be sent by the Queryable State Client to the Client Proxy requesting a given state.
KvStateRequest.KvStateRequestDeserializer	A deserializer for KvStateRequest.
KvStateRequestStats	Simple statistics for monitoring the state server and the client proxy.
KvStateResponse	The response containing the (serialized) state sent by the State Server to the Client Proxy, and then forwarded by the proxy to the original Queryable State Client.
KvStateResponse.KvStateResponseDeserializer	A deserializer for KvStateResponse.KvStateResponseDeserializer.
KvStateSerializer	Serialization and deserialization the different state types and namespaces.
MessageBody	The base class for every message exchanged during the communication between client and server.
MessageDeserializer<M extends MessageBody>	A utility used to deserialize a message.
MessageSerializer<REQ extends MessageBody,RESP extends MessageBody>	Serialization and deserialization of messages exchanged between client and server.
MessageType	Expected message types during the communication between client and server.
NettyBufferPool	Wrapper around Netty's PooledByteBufAllocator with strict control over the number of created arenas.
QueryableStateClient	Deprecated. The Queryable State feature is deprecated since Flink 1.18, and will be removed in a future Flink major version.
RequestFailure	A message indicating a protocol-related error.
UnknownKeyOrNamespaceException	Thrown if the KvState does not hold any state for the given key or namespace.
UnknownKvStateIdException	Thrown if no KvState with the given ID cannot found by the server handler.
UnknownKvStateKeyGroupLocationException	Exception thrown if there is no location information available for the given key group.
UnknownLocationException	Exception to fail Future if the Task Manager on which the Client Proxy is running on, does not know the location of a requested state.
VoidNamespace	Singleton placeholder class for state without a namespace.
VoidNamespaceSerializer	Serializer for VoidNamespace.
VoidNamespaceTypeInfo	TypeInformation for VoidNamespace.