code: public Observable<RedisForceRebootResponseInner> forceRebootAsync(String resourceGroupName, String name, RedisRebootParameters parameters) {
          return forceRebootWithServiceResponseAsync(resourceGroupName, name, parameters).map(new Func1<ServiceResponse<RedisForceRebootResponseInner>, RedisForceRebootResponseInner>() {
              @Override
              public RedisForceRebootResponseInner call(ServiceResponse<RedisForceRebootResponseInner> response) {
                  return response.body();
              }
          });
      }
docs: Reboot specified Redis node(s). This operation requires write permission to the cache resource. There can be potential data loss.
  
  @param resourceGroupName The name of the resource group.
  @param name The name of the Redis cache.
  @param parameters Specifies which Redis node(s) to reboot.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the RedisForceRebootResponseInner object