class STKLayerTransformer extends DefaultTransformer implements DataRegistryListener<TileSetMetadata> {

    @Override
    public void allValuesRemoved(Object source)
    {
        List<TerrainTileGeometry> removals = New.list();
        for (Entry<String, List<TerrainTileGeometry>> entry : myPublishedGeometries.entrySet())
        {
            removals.addAll(entry.getValue());
        }

        myPublishedGeometries.clear();

        publishGeometries(New.collection(), removals);
    }

    public  STKLayerTransformer(DataRegistry dataRegistry, DataGroupController groupController, EventManager eventManager);

}