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arangodb/lib/Random/UniformCharacter.h

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////////////////////////////////////////////////////////////////////////////////
/// 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
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGODB_RANDOM_UNIFORM_CHARACTER_H
#define ARANGODB_RANDOM_UNIFORM_CHARACTER_H 1
#include <cstdlib>
#include <string>
#include "Basics/Common.h"
namespace arangodb {
class UniformCharacter {
private:
UniformCharacter(UniformCharacter const&);
UniformCharacter& operator=(UniformCharacter const&);
public:
explicit UniformCharacter(size_t length);
explicit UniformCharacter(std::string const& characters);
UniformCharacter(size_t length, std::string const& characters);
public:
std::string random() const;
std::string random(size_t length) const;
char randomChar() const;
private:
size_t const _length;
std::string const _characters;
};
} // namespace arangodb
#endif