datafusion-arrow 0.12.4

Rust implementation of Apache Arrow
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

// 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 rand::{thread_rng, Rng};

/// Returns a vector of size `n`, filled with randomly generated bytes.
pub fn random_bytes(n: usize) -> Vec<u8> {
    let mut result = vec![];
    let mut rng = thread_rng();
    for _ in 0..n {
        result.push(rng.gen_range(0, 255) & 0xFF);
    }
    result
}