geopackage-sdk/src/main/java/mil/nga/geopackage/tiles/UrlTileGenerator.java
private boolean hasBoundingBox(String url) {

        String replacedUrl = replaceBoundingBox(url, boundingBox);
        boolean hasBoundingBox = !replacedUrl.equals(url);

        return hasBoundingBox;
    }
private boolean hasBoundingBox(String url) {

        String replacedUrl = replaceBoundingBox(url, boundingBox);
        boolean hasBoundingBox = !replacedUrl.equals(url);

        return hasBoundingBox;
    }
Determine if the url has bounding box variables

@param url
@return