code: public void setImageURI(@Nullable String uriString, @Nullable Object callerContext) {
      Uri uri = (uriString != null) ? Uri.parse(uriString) : null;
      setImageURI(uri, callerContext);
    }
docs: Displays an image given by the uri string.
  
  @param uriString uri string of the image
  @param callerContext caller context