public static List<URI> uris(String... values){
  if (values != null) {
    return uris(Arrays.asList(values));
  }
 else {
    return new ArrayList<URI>();
  }
}

public static List < URI > uris ( String ... values ) { if ( values != null ) { return uris ( Arrays . asList ( values ) ) ; } else { return new ArrayList < URI > ( ) ; } }
converts an array of strings to a list of uris , null safe .
