alamb commented on code in PR #8414: URL: https://github.com/apache/arrow-rs/pull/8414#discussion_r2382865741
########## parquet-geospatial/src/bounding.rs: ########## @@ -0,0 +1,602 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you under the Apache License, Version 2.0 (the +// "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, +// software distributed under the License is distributed on an +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +// KIND, either express or implied. See the License for the +// specific language governing permissions and limitations +// under the License. + +use std::collections::HashSet; + +use arrow_schema::ArrowError; +use geo_traits::{ + CoordTrait, Dimensions, GeometryCollectionTrait, GeometryTrait, GeometryType, LineStringTrait, + MultiLineStringTrait, MultiPointTrait, MultiPolygonTrait, PointTrait, PolygonTrait, +}; +use wkb::reader::Wkb; + +use crate::interval::{Interval, IntervalTrait, WraparoundInterval}; + +/// Geometry bounder +/// +/// Utility to accumulate statistics for geometries as they are written. +/// This bounder is designed to output statistics accumulated according +/// to the Parquet specification such that the output can be written to +/// Parquet statistics with minimal modification. +/// +/// See the [IntervalTrait] for an in-depth discussion of wraparound bounding +/// (which adds some complexity to this implementation). +#[derive(Debug)] +pub struct GeometryBounder { + /// Union of all contiguous x intervals to the left of the wraparound midpoint Review Comment: ❤️ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
