arrow_data/transform/boolean.rs
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// 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 super::{Extend, _MutableArrayData, utils::resize_for_bits};
use crate::bit_mask::set_bits;
use crate::ArrayData;
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(
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);
}