Note.java

  /**
   * Run a single paragraph.
   *
   * @param paragraphId ID of paragraph
   */
  public void run(String paragraphId) {
    Paragraph p = getParagraph(paragraphId);
    p.setListener(jobListenerFactory.getParagraphJobListener(this));
    String requiredReplName = p.getRequiredReplName();
    Interpreter intp = factory.getInterpreter(getId(), requiredReplName);
    if (intp == null) {
      String intpExceptionMsg =
          p.getJobName() + "'s Interpreter " + requiredReplName + " not found";
      InterpreterException intpException = new InterpreterException(intpExceptionMsg);
      InterpreterResult intpResult =
          new InterpreterResult(InterpreterResult.Code.ERROR, intpException.getMessage());
      p.setReturn(intpResult, intpException);
      p.setStatus(Job.Status.ERROR);
      throw intpException;
    }
    if (p.getConfig().get("enabled") == null || (Boolean) p.getConfig().get("enabled")) {
      intp.getScheduler().submit(p);
    }
  }