mirror of https://gitee.com/bigwinds/arangodb
57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
////////////////////////////////////////////////////////////////////////////////
|
|
/// DISCLAIMER
|
|
///
|
|
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
|
|
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
|
|
///
|
|
/// Licensed 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.
|
|
///
|
|
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
|
|
///
|
|
/// @author Dr. Frank Celler
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "UniformCharacter.h"
|
|
|
|
#include "Random/RandomGenerator.h"
|
|
|
|
using namespace arangodb;
|
|
|
|
UniformCharacter::UniformCharacter(size_t length)
|
|
: _length(length),
|
|
_characters(
|
|
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789") {}
|
|
|
|
UniformCharacter::UniformCharacter(std::string const& characters)
|
|
: _length(1),
|
|
_characters(characters) {}
|
|
|
|
UniformCharacter::UniformCharacter(size_t length, std::string const& characters)
|
|
: _length(length),
|
|
_characters(characters) {}
|
|
|
|
std::string UniformCharacter::random() { return random(_length); }
|
|
|
|
std::string UniformCharacter::random(size_t length) {
|
|
std::string buffer;
|
|
buffer.reserve(length);
|
|
|
|
for (size_t i = 0; i < length; ++i) {
|
|
size_t r = RandomGenerator::interval((uint32_t)(_characters.size() - 1));
|
|
|
|
buffer.push_back(_characters[r]);
|
|
}
|
|
|
|
return buffer;
|
|
}
|