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