code: public static void setInputChoiceStrategy(Job job, Class<? extends FromCobolChoiceStrategy> choiceStrategyClass) {
        job.getConfiguration().setClass(CONF_INPUT_RECORD_CHOICE_STRATEGY_CLASS, choiceStrategyClass, FromCobolChoiceStrategy.class);
      }
docs: Sets the job input record choice strategy class.
  
  @param job The job to configure.
  @param choiceStrategyClass The input record choice strategy class.