UUIDGenerator.h

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/*
 * Copyright 2010 Savarese Software Research Corporation
 *
 * 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
 *
 *     https://www.savarese.com/software/ApacheLicense-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.
 */

#ifndef __SSRC_WSPR_UTILITY_UUID_GENERATOR_H
#define __SSRC_WSPR_UTILITY_UUID_GENERATOR_H

#include <ssrc/wispers/types.h>

#include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_generators.hpp>

__BEGIN_NS_SSRC_WSPR_UTILITY

uuid_key_type uuid_to_uuid_key(const boost::uuids::uuid & uuid);

inline uuid_key_type str_to_uuid_key(const std::string & str)
// Thrown by string_generator for invalid uuid strings
  SSRC_DECL_THROW(std::runtime_error)
{
  boost::uuids::string_generator uuid_str_gen;
  return uuid_to_uuid_key(uuid_str_gen(str));
}

class UUIDGenerator {

  mutable boost::uuids::random_generator _gen_uuid;

public:

  UUIDGenerator() { }

  boost::uuids::uuid gen_uuid() const {
    return _gen_uuid();
  }

  uuid_key_type gen_uuid_key() const {
    return uuid_to_uuid_key(gen_uuid());
  }
};

__END_NS_SSRC_WSPR_UTILITY

#endif