code: protected StringBuilder processLine(String nextElement) {
      StringBuilder sb = new StringBuilder(INITIAL_STRING_SIZE);
      for (int j = 0; j < nextElement.length(); j++) {
        char nextChar = nextElement.charAt(j);
        if (format.getEscape() != NO_ESCAPE_CHARACTER && nextChar == format.getDelimiter()) {
          sb.append(format.getEscape()).append(nextChar);
        } else if (format.getEscape() != NO_ESCAPE_CHARACTER && nextChar == format.getEscape()) {
          sb.append(format.getEscape()).append(nextChar);
        } else {
          sb.append(nextChar);
        }
      }
      return sb;
    }
docs: <p>
  processLine.
  </p>
  
  @param nextElement a {@link java.lang.String} object.
  @return a {@link java.lang.StringBuilder} object.