static MountPointContext create(final MountPointContext emptyContext, final ContainerNode mountData) {
final Optional<DataContainerChild<?, ?>> optMountPoint = mountData.getChild(MOUNT_POINT);
static MountPointContext create(final MountPointContext emptyContext, final ContainerNode mountData) {
final Optional<DataContainerChild<?, ?>> optMountPoint = mountData.getChild(MOUNT_POINT);