}
    }

    public TimeCheckingClassLoaderCache(int maxSize) {
        commonParent = new URLClassLoader(new URL[0]);
        cache = new GuavaBackedClassLoaderCache<>(maxSize);
    }

    @Override
    public ClassLoader commonParent() {
        return commonParent;
    }

    @Override
    public ClassLoader apply(scala.collection.immutable.List<File> files) {
        try {