code: public Observable<OrchestratorVersionProfileListResultInner> listOrchestratorsAsync(String location) {
          return listOrchestratorsWithServiceResponseAsync(location).map(new Func1<ServiceResponse<OrchestratorVersionProfileListResultInner>, OrchestratorVersionProfileListResultInner>() {
              @Override
              public OrchestratorVersionProfileListResultInner call(ServiceResponse<OrchestratorVersionProfileListResultInner> response) {
                  return response.body();
              }
          });
      }
docs: Gets a list of supported orchestrators in the specified subscription.
  Gets a list of supported orchestrators in the specified subscription. The operation returns properties of each orchestrator including version and available upgrades.
  
  @param location The name of a supported Azure region.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the OrchestratorVersionProfileListResultInner object