code: func (arc *ConfigFactory) GetConfigurationByKeyAndDimensionInfo(dimensionInfo, key string) interface{} {
  	if arc.initSuccess == false {
  		return nil
  	}
  
  	return arc.configMgr.GetConfigurationsByKeyAndDimensionInfo(dimensionInfo, key)
  }
docs: // GetConfigurationByKeyAndDimensionInfo get the value for a key in a particular dimensionInfo