code: public ServiceFuture<ExpressRouteCrossConnectionPeeringInner> createOrUpdateAsync(String resourceGroupName, String crossConnectionName, String peeringName, ExpressRouteCrossConnectionPeeringInner peeringParameters, final ServiceCallback<ExpressRouteCrossConnectionPeeringInner> serviceCallback) {
          return ServiceFuture.fromResponse(createOrUpdateWithServiceResponseAsync(resourceGroupName, crossConnectionName, peeringName, peeringParameters), serviceCallback);
      }
docs: Creates or updates a peering in the specified ExpressRouteCrossConnection.
  
  @param resourceGroupName The name of the resource group.
  @param crossConnectionName The name of the ExpressRouteCrossConnection.
  @param peeringName The name of the peering.
  @param peeringParameters Parameters supplied to the create or update ExpressRouteCrossConnection peering 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