StateExecutor (Flink : Runtime 2.0.0 API)

```
@Internal
public interface StateExecutor
```
Executor for executing batch StateRequests.
Notice that the owner who create the StateExecutor is responsible for shutting down it when it is no longer in use.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`StateRequestContainer`	`createStateRequestContainer()`	Create a `StateRequestContainer` which is used to hold the batched `StateRequest`.
`CompletableFuture<Void>`	`executeBatchRequests(StateRequestContainer stateRequestContainer)`	Execute a batch of state requests.
`void`	`executeRequestSync(StateRequest<?,?,?,?> stateRequest)`	Execute a single state request synchronously.
`boolean`	`fullyLoaded()`	Check if this executor is fully loaded.
`void`	`shutdown()`	Shutdown the StateExecutor, and new committed state execution requests will be rejected.

- Method Detail
  - executeBatchRequests
```
CompletableFuture<Void> executeBatchRequests(StateRequestContainer stateRequestContainer)
```
    Execute a batch of state requests.
    
    Parameters:
    
    stateRequestContainer - The StateRequestContainer which holds the given batch of processing requests.
    
    Returns:
    
    A future can determine whether execution has completed.
  - createStateRequestContainer
```
StateRequestContainer createStateRequestContainer()
```
    Create a StateRequestContainer which is used to hold the batched StateRequest.
  - executeRequestSync
```
void executeRequestSync(StateRequest<?,?,?,?> stateRequest)
```
    Execute a single state request *synchronously*. This is for synchronous APIs.
    
    Parameters:
    
    stateRequest - the request to run.
  - fullyLoaded
```
boolean fullyLoaded()
```
    Check if this executor is fully loaded. Will be invoked to determine whether to give more requests to run or wait for a while.
    
    Returns:
    
    the count.
  - shutdown
```
void shutdown()
```
    Shutdown the StateExecutor, and new committed state execution requests will be rejected.