Package org.apache.flink.runtime.asyncprocessing

Interface StateRequestHandler

All Known Implementing Classes:

AsyncExecutionController

@Internal
public interface StateRequestHandler

The handler which can process StateRequest.

Method Summary

Modifier and Type	Method	Description
<IN,OUT> org.apache.flink.core.state.InternalStateFuture<OUT>	handleRequest(org.apache.flink.api.common.state.v2.State state, StateRequestType type, IN payload)	Submit a StateRequest to this StateRequestHandler.

Method Detail

handleRequest

<IN,OUT> org.apache.flink.core.state.InternalStateFuture<OUT> handleRequest(@Nullable
                                                                                  org.apache.flink.api.common.state.v2.State state,
                                                                                  StateRequestType type,
                                                                                  @Nullable
                                                                                  IN payload)

Submit a StateRequest to this StateRequestHandler.

Parameters:

state - the state to request. Could be null if the type is StateRequestType.SYNC_POINT.

type - the type of this request.

payload - the payload input for this request.

Returns:

the state future.