public static String addPropertiesToURI(URI uri,Map<String,String> properties) throws Exception {
  return addPropertiesToURI(uri.toString(),properties);
}

public static String addPropertiesToURI ( URI uri , Map < String , String > properties ) throws Exception { return addPropertiesToURI ( uri . toString ( ) , properties ) ; }
enumerate the properties of the target object and add them as additional entries to the query string of the given uri .
