57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
/*
|
|
* 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 2014 Danny Robson <danny@nerdcruft.net>
|
|
*/
|
|
|
|
#include "stringid.hpp"
|
|
|
|
#include <stdexcept>
|
|
#include <mutex>
|
|
|
|
using util::stringid;
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
stringid::id_t
|
|
stringid::add (const std::string key) {
|
|
auto pos = m_map.find (key);
|
|
if (pos != m_map.end ())
|
|
throw std::invalid_argument ("duplicate stringid key");
|
|
|
|
static std::mutex s_lock;
|
|
std::lock_guard<std::mutex> guard (s_lock);
|
|
|
|
id_t id = m_map.size ();
|
|
m_map[key] = id;
|
|
return id;
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
stringid::id_t
|
|
stringid::find (const std::string &key) const {
|
|
auto pos = m_map.find (key);
|
|
if (pos == m_map.end ())
|
|
throw std::out_of_range ("invalid stringid key");
|
|
|
|
return pos->second;
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void
|
|
stringid::clear (void) {
|
|
m_map.clear ();
|
|
}
|