| // 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, |
| utils::{resize_for_bits, set_bits}, |
| }; |
| |
| pub(super) fn build_extend(array: &ArrayData) -> Extend { |
| let values = array.buffers()[0].as_slice(); |
| Box::new( |
| move |mutable: &mut _MutableArrayData, _, start: usize, len: usize| { |
| let buffer = &mut mutable.buffer1; |
| resize_for_bits(buffer, mutable.len + len); |
| set_bits( |
| &mut buffer.as_slice_mut(), |
| values, |
| mutable.len, |
| array.offset() + start, |
| len, |
| ); |
| }, |
| ) |
| } |
| |
| pub(super) fn extend_nulls(mutable: &mut _MutableArrayData, len: usize) { |
| let buffer = &mut mutable.buffer1; |
| resize_for_bits(buffer, mutable.len + len); |
| } |