@Override
  public String toString() {
    String str = String.format("[Photo %s (%d x %d)", photoReference, width, height);
    if (htmlAttributions != null && htmlAttributions.length > 0) {
      str = str + " " + htmlAttributions.length + " attributions";
    }
    str = str + "]";
    return str;
  }
Attributions about this listing which must be displayed to the user.
src/main/java/com/google/maps/model/Photo.java