} else { File f = new File(pathToWriteTo + File.separator + relativeFilename);  if (f.isFile()) { return true; } else { return false; } }
} return false;
    public boolean contains(String relativeFilename) {        relativeFilename = relativeFilename.replace(' ', '_');        if (imageHashMap.containsKey(relativeFilename)) {            return true;        } else {            File f = new File(pathToWriteTo + File.separator +                    relativeFilename);            if (f.isFile()) {                return true;            } else {                return false;            }        }    }