code: private String formatValue(String[] value) {
  
      String ret = "";
      for(int i=0;i<value.length;i++) {
        ret += value[i];
        if(i<value.length-1) ret+="\n";
      }
      return ret;
  
    }
docs: Format the value in one string by adding "\n" after each string.
  @param value value to convert.