code: public ServiceFuture<EnvironmentSettingInner> getAsync(String resourceGroupName, String labAccountName, String labName, String environmentSettingName, String expand, final ServiceCallback<EnvironmentSettingInner> serviceCallback) {
          return ServiceFuture.fromResponse(getWithServiceResponseAsync(resourceGroupName, labAccountName, labName, environmentSettingName, expand), serviceCallback);
      }
docs: Get environment setting.
  
  @param resourceGroupName The name of the resource group.
  @param labAccountName The name of the lab Account.
  @param labName The name of the lab.
  @param environmentSettingName The name of the environment Setting.
  @param expand Specify the $expand query. Example: 'properties($select=publishingState)'
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object