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- /**
- * @brief
- 线程安全模板类
- * @version
- V 1.0.0
- * @author
- 王益俊
- * @date
- 创建时间: 2018-08-20\n
- * @note
- 2018-08-20 创建类。\n
- * @warning
- * @bug
-
- */
- #pragma once
- #include <map>
- #include <stdint.h>
- #include <boost/thread/mutex.hpp>
- template<class Key, class T>
- class thread_safe_map
- {
- private:
- std::map<Key, T> __map;
- mutable boost::mutex the_mutex;
- public:
- /**
- * @brief
- 重置函数。
- * @param [in] const Key &inputKey key\n
- * @param [in] const T &inputValue value\n
- * @return 无\n
- * @note
- * @warning
- * @bug
- */
- void insert( const Key &inputKey, const T &inputValue )
- {
- boost::mutex::scoped_lock lock( the_mutex );
- __map.insert( std::pair<Key, T>( inputKey, inputValue ) );
- }
- /**
- * @brief
- 返回map是否为空函数。
- * @param 无\n
- * @return 是否为空\n
- * @retval true 为空\n
- * @retval false 不为空\n
- * @note
- * @warning
- * @bug
- */
- bool empty() const
- {
- boost::mutex::scoped_lock lock( the_mutex );
- return __map.empty();
- }
- /**
- * @brief
- 用某个key获取值的函数。
- * @param [in] const Key &inputKey 指定的key\n
- * @param [out] T &outputValue 获得的值\n
- * @return 是否获取成功\n
- * @retval true 成功\n
- * @retval false 失败\n
- * @note
- * @warning
- * @bug
- */
- bool get( const Key &inputKey, T &outputValue )
- {
- boost::mutex::scoped_lock lock( the_mutex );
- typename std::map<Key, T>::iterator it;
- it = __map.find( inputKey );
- if ( __map.end() == it )
- {
- return false;
- }
- outputValue = it->second;
- return true;
- }
- /**
- * @brief
- 用查找某个key是否存在的函数。
- * @param [in] const Key &inputKey 指定的key\n
- * @return 是否存在\n
- * @retval true 存在\n
- * @retval false 不存在\n
- * @note
- * @warning
- * @bug
- */
- bool seek( const Key &inputKey )
- {
- boost::mutex::scoped_lock lock( the_mutex );
- typename std::map<Key, T>::iterator it;
- it = __map.find( inputKey );
- if ( __map.end() == it )
- {
- return false;
- }
- return true;
- }
- /**
- * @brief
- 更新某个key对应值的函数。
- * @param [in] const Key &inputKey 指定的key\n
- * @param [out] T &outputValue 获得的值\n
- * @return 是否获取成功\n
- * @retval true 成功\n
- * @retval false 失败\n
- * @note
- * @warning
- * @bug
- */
- bool update( const Key &inputKey, const T &inputValue )
- {
- boost::mutex::scoped_lock lock( the_mutex );
- typename std::map<Key, T>::iterator it;
- it = __map.find( inputKey );
- if ( __map.end() == it )
- {
- return false;
- }
- it->second = inputValue;
- return true;
- }
- /**
- * @brief
- 根据某个key删除值的函数。
- * @param [in] const Key &inputKey 指定的key\n
- * @return 无\n
- * @note
- * @warning
- * @bug
- */
- void erase( const Key &inputKey )
- {
- boost::mutex::scoped_lock lock( the_mutex );
- __map.erase( inputKey );
- }
- /**
- * @brief
- 获得大小的函数。
- * @param 无\n
- * @return 无\n
- * @note
- * @warning
- * @bug
- */
- size_t size() const
- {
- boost::mutex::scoped_lock lock( the_mutex );
- return __map.size();
- }
- /**
- * @brief
- 清除map的函数。
- * @param 无\n
- * @return 无\n
- * @note
- * @warning
- * @bug
- */
- void clear()
- {
- boost::mutex::scoped_lock lock( the_mutex );
- __map.clear();
- }
- /**
- * @brief
- 拷贝map的函数。
- * @param 无\n
- * @return 无\n
- * @note
- * @warning
- * @bug
- */
- void copy( std::map<Key, T>& dest_map )
- {
- boost::mutex::scoped_lock lock( the_mutex );
- dest_map = __map;
- }
- };
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