code: static Object appendQuotes(Object value)
      {
          if (value instanceof String || value instanceof Character)
          {
              StringBuilder builder = new StringBuilder();
              builder.append("\"");
              builder.append(value);
              builder.append("\"");
              return builder.toString();
          }
          return value;
      }
docs: Append quotes.
  
  @param value
  the value
  @return the object