code: public ServiceFuture<OperationResultInner> getAsync(String locationName, String operationName, final ServiceCallback<OperationResultInner> serviceCallback) {
          return ServiceFuture.fromResponse(getWithServiceResponseAsync(locationName, operationName), serviceCallback);
      }
docs: Get operation.
  
  @param locationName The name of the location.
  @param operationName The name of the operation.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object