code: public ServiceFuture<FailoverGroupInner> forceFailoverAllowDataLossAsync(String resourceGroupName, String serverName, String failoverGroupName, final ServiceCallback<FailoverGroupInner> serviceCallback) {
          return ServiceFuture.fromResponse(forceFailoverAllowDataLossWithServiceResponseAsync(resourceGroupName, serverName, failoverGroupName), serviceCallback);
      }
docs: Fails over from the current primary server to this server. This operation might result in data loss.
  
  @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
  @param serverName The name of the server containing the failover group.
  @param failoverGroupName The name of the failover group.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object