code: public ServiceFuture<BackendAddressPoolInner> getAsync(String resourceGroupName, String loadBalancerName, String backendAddressPoolName, final ServiceCallback<BackendAddressPoolInner> serviceCallback) {
          return ServiceFuture.fromResponse(getWithServiceResponseAsync(resourceGroupName, loadBalancerName, backendAddressPoolName), serviceCallback);
      }
docs: Gets load balancer backend address pool.
  
  @param resourceGroupName The name of the resource group.
  @param loadBalancerName The name of the load balancer.
  @param backendAddressPoolName The name of the backend address pool.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object