public Observable<InstanceFailoverGroupInner> createOrUpdateAsync(String resourceGroupName, String locationName, String failoverGroupName, InstanceFailoverGroupInner parameters) {
        return createOrUpdateWithServiceResponseAsync(resourceGroupName, locationName, failoverGroupName, parameters).map(new Func1<ServiceResponse<InstanceFailoverGroupInner>, InstanceFailoverGroupInner>() {
            @Override
            public InstanceFailoverGroupInner call(ServiceResponse<InstanceFailoverGroupInner> response) {
                return response.body();
            }
        });
    }
public Observable < InstanceFailoverGroupInner > createOrUpdateAsync ( String resourceGroupName , String locationName , String failoverGroupName , InstanceFailoverGroupInner parameters ) { return createOrUpdateWithServiceResponseAsync ( resourceGroupName , locationName , failoverGroupName , parameters ) . map ( new Func1 < ServiceResponse < InstanceFailoverGroupInner > , InstanceFailoverGroupInner > ( ) { @ Override public InstanceFailoverGroupInner call ( ServiceResponse < InstanceFailoverGroupInner > response ) { return response . body ( ) ; } } ) ; }
Creates or updates a failover group.

@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 locationName The name of the region where the resource is located.
@param failoverGroupName The name of the failover group.
@param parameters The failover group parameters.
@throws IllegalArgumentException thrown if parameters fail the validation
@return the observable for the request