@Nullable
 private static String getResolutionString(Device device) {
   Screen screen = device.getDefaultHardware().getScreen();
   return String.format(
       java.util.Locale.US,
       "%1$d \u00D7 %2$d: %3$s", // U+00D7: Unicode multiplication sign
       screen.getXDimension(),
       screen.getYDimension(),
       screen.getPixelDensity().getResourceValue());
 }