code: public Observable<AdvisorInner> updateAsync(String resourceGroupName, String serverName, String advisorName, AutoExecuteStatus autoExecuteStatus) {
          return updateWithServiceResponseAsync(resourceGroupName, serverName, advisorName, autoExecuteStatus).map(new Func1<ServiceResponse<AdvisorInner>, AdvisorInner>() {
              @Override
              public AdvisorInner call(ServiceResponse<AdvisorInner> response) {
                  return response.body();
              }
          });
      }
docs: Updates a server advisor.
  
  @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.
  @param advisorName The name of the Server Advisor.
  @param autoExecuteStatus Gets the auto-execute status (whether to let the system execute the recommendations) of this advisor. Possible values are 'Enabled' and 'Disabled'. Possible values include: 'Enabled', 'Disabled', 'Default'
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the AdvisorInner object