memgraph/include/data_structures/linked_list.hpp

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#pragma once
#include <list>
#include "threading/sync/lockable.hpp"
#include "threading/sync/spinlock.hpp"
template <typename value_type, typename lock_type = SpinLock>
class LinkedList : public Lockable<lock_type>
{
public:
std::size_t size() const
{
auto guard = this->acquire_unique();
return data.size();
}
void push_front(const value_type &value)
{
auto guard = this->acquire_unique();
data.push_front(value);
}
void push_front(value_type &&value)
{
auto guard = this->acquire_unique();
data.push_front(std::forward<value_type>(value));
}
void pop_front()
{
auto guard = this->acquire_unique();
data.pop_front();
}
// value_type& as return value
// would not be concurrent
value_type front()
{
auto guard = this->acquire_unique();
return data.front();
}
private:
std::list<value_type> data;
};