添加线程安全map

general/src/threadsafe/threadsafe_map.hpp

@@ -0,0 +1,54 @@
+/*
+ * @Author: your name
+ * @Date: 2021-10-09 10:27:31
+ * @LastEditTime: 2021-10-09 10:53:33
+ * @LastEditors: Please set LastEditors
+ * @Description: In User Settings Edit
+ * @FilePath: \test_algorithm\threadsafe_map.hpp
+ */
+
+#include <map>
+#include <mutex>
+
+template<typename Key, typename Val>
+class ThreadSafeMap
+{
+public:
+	typedef typename std::map<Key, Val>::iterator this_iterator;
+	typedef typename std::map<Key, Val>::const_iterator this_const_iterator;
+	Val& operator [](const Key& key) 
+	{
+		std::lock_guard<std::mutex> lk(mtx_);
+		return dataMap_[key];
+	}
+	int erase(const Key& key )
+	{
+		std::lock_guard<std::mutex> lk(mtx_);
+		return dataMap_.erase(key);
+	}
+ 
+	this_iterator find( const Key& key )
+	{
+		std::lock_guard<std::mutex> lk(mtx_);
+		return dataMap_.find(key);
+	}
+	this_const_iterator find( const Key& key ) const
+	{
+		std::lock_guard<std::mutex> lk(mtx_);
+		return dataMap_.find(key);
+	}
+	
+	this_iterator end()
+	{
+		return dataMap_.end();
+	}
+ 
+	this_const_iterator end() const
+	{
+		return dataMap_.end();
+	}
+	
+private:
+	std::map<Key, Val> dataMap_;	
+	std::mutex mtx_;
+};