@Override
    public java.util.concurrent.Future<DeletePeeringResult> deletePeeringAsync(DeletePeeringRequest request) {

        return deletePeeringAsync(request, null);
    }
Returns the executor service used by this client to execute async requests.

@return The executor service used by this client to execute async requests.
aws-java-sdk-networkmanager/src/main/java/com/amazonaws/services/networkmanager/AWSNetworkManagerAsyncClient.java