code: @Nonnull
  	public static String[] parseLocalStateDirectories(Configuration configuration) {
  		String configValue = configuration.getString(CheckpointingOptions.LOCAL_RECOVERY_TASK_MANAGER_STATE_ROOT_DIRS, "");
  		return splitPaths(configValue);
  	}
docs: Extracts the local state directories  as defined by
  {@link CheckpointingOptions#LOCAL_RECOVERY_TASK_MANAGER_STATE_ROOT_DIRS}.
  
  @param configuration configuration object
  @return array of configured directories (in order)