code: public static String convertToString(RLPElement rpe) throws UnsupportedEncodingException {
  	String result=null;
  	if (!((rpe.getRawData()==null) || (rpe.getRawData().length==0))) {
  			result=new String(rpe.getRawData(), "UTF-8");
  	} 
  	return result;
  }
docs: *
  Converts a UTF-8 String in a RLPElement to String
  
  @param rpe RLP element containing a raw String
  @return string or null if not String
  @throws UnsupportedEncodingException if UTF-8 is not supported