org.apache.beam.fn.harness.state

Interface BeamFnStateClient

public interface BeamFnStateClient

The BeamFnStateClient is able to forward state requests to a handler which returns a corresponding response or error if completed unsuccessfully.

Method Summary

Modifier and Type	Method and Description
void	handle(org.apache.beam.model.fnexecution.v1.BeamFnApi.StateRequest.Builder requestBuilder, java.util.concurrent.CompletableFuture<org.apache.beam.model.fnexecution.v1.BeamFnApi.StateResponse> response) Consumes a state request populating a unique id returning a future to the response.

Method Detail

handle

void handle(org.apache.beam.model.fnexecution.v1.BeamFnApi.StateRequest.Builder requestBuilder,
            java.util.concurrent.CompletableFuture<org.apache.beam.model.fnexecution.v1.BeamFnApi.StateResponse> response)

Consumes a state request populating a unique id returning a future to the response.

Parameters:

requestBuilder - A partially completed state request. The id will be populated the client.

response - A future containing a corresponding BeamFnApi.StateResponse for the supplied request.