| // 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 crate::array::ArrayData; |
| |
| use super::{Extend, _MutableArrayData}; |
| |
| pub(super) fn build_extend(array: &ArrayData) -> Extend { |
| if array.null_count() == 0 { |
| Box::new( |
| move |mutable: &mut _MutableArrayData, |
| index: usize, |
| start: usize, |
| len: usize| { |
| mutable.child_data.iter_mut().for_each(|child| { |
| child.extend( |
| index, |
| array.offset() + start, |
| array.offset() + start + len, |
| ) |
| }) |
| }, |
| ) |
| } else { |
| Box::new( |
| move |mutable: &mut _MutableArrayData, |
| index: usize, |
| start: usize, |
| len: usize| { |
| (array.offset() + start..array.offset() + start + len).for_each(|i| { |
| if array.is_valid(i) { |
| mutable |
| .child_data |
| .iter_mut() |
| .for_each(|child| child.extend(index, i, i + 1)) |
| } else { |
| mutable |
| .child_data |
| .iter_mut() |
| .for_each(|child| child.extend_nulls(1)) |
| } |
| }) |
| }, |
| ) |
| } |
| } |
| |
| pub(super) fn extend_nulls(mutable: &mut _MutableArrayData, len: usize) { |
| mutable |
| .child_data |
| .iter_mut() |
| .for_each(|child| child.extend_nulls(len)) |
| } |