code: public ServiceFuture<InboundNatRuleInner> beginCreateOrUpdateAsync(String resourceGroupName, String loadBalancerName, String inboundNatRuleName, InboundNatRuleInner inboundNatRuleParameters, final ServiceCallback<InboundNatRuleInner> serviceCallback) {
          return ServiceFuture.fromResponse(beginCreateOrUpdateWithServiceResponseAsync(resourceGroupName, loadBalancerName, inboundNatRuleName, inboundNatRuleParameters), serviceCallback);
      }
docs: Creates or updates a load balancer inbound nat rule.
  
  @param resourceGroupName The name of the resource group.
  @param loadBalancerName The name of the load balancer.
  @param inboundNatRuleName The name of the inbound nat rule.
  @param inboundNatRuleParameters Parameters supplied to the create or update inbound nat rule 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