presto-geospatial/src/main/java/io/prestosql/plugin/geospatial/GeoFunctions.java/GeometryCollectionIterator/GeometryCollectionIterator
class GeometryCollectionIterator:        GeometryCollectionIterator(OGCGeometry geometries)
        {
            geometriesDeque.push(requireNonNull(geometries, "geometries is null"));
        }