code: @Implementation(minSdk = P)
    protected static long nativeAssetGetRemainingLength(long asset_ptr) {
      Asset asset = Registries.NATIVE_ASSET_REGISTRY.getNativeObject(asset_ptr);
      return asset.getRemainingLength();
    }
docs: static jlong NativeAssetGetRemainingLength(JNIEnv* /*env*/, jclass /*clazz*/, jlong asset_ptr) {