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📁 ..
📄 array.h(2.05 KB)
📄 asm_context.h(1.47 KB)
📄 async.h(2.48 KB)
📄 atomic.h(2.19 KB)
📄 base64.h(1.34 KB)
📄 buffer.h(2.19 KB)
📄 client.h(5 KB)
📄 connection.h(7.89 KB)
📄 context.h(3.13 KB)
📄 coroutine.h(6.08 KB)
📄 coroutine_c_api.h(3.18 KB)
📄 coroutine_channel.h(2.9 KB)
📄 coroutine_cxx_api.h(1.27 KB)
📄 coroutine_socket.h(15.23 KB)
📄 coroutine_system.h(2.07 KB)
📄 error.h(4.45 KB)
📄 file_hook.h(2.1 KB)
📄 hash.h(7.22 KB)
📄 hashmap.h(2.38 KB)
📄 heap.h(1.83 KB)
📄 http.h(4.45 KB)
📄 http2.h(6.41 KB)
📄 list.h(54.57 KB)
📄 lru_cache.h(2.29 KB)
📄 mime_types.h(331 B)
📄 mqtt.h(2.12 KB)
📄 rbtree.h(2.19 KB)
📄 redis.h(2.01 KB)
📄 ring_queue.h(1.82 KB)
📄 server.h(28.1 KB)
📄 sha1.h(2.17 KB)
📄 socket_hook.h(2.01 KB)
📄 socks5.h(1.97 KB)
📄 swoole.h(62.93 KB)
📄 swoole_api.h(2.29 KB)
📄 swoole_config.h(9.83 KB)
📄 swoole_cxx.h(1.8 KB)
📄 table.h(5.44 KB)
📄 uthash.h(58.8 KB)
📄 websocket.h(5.1 KB)

Editing: lru_cache.h

#pragma once

#include <unordered_map>
#include <list>
#include <utility>
#include <memory>
#include <time.h>

namespace swoole
{
/**
 * This cache isn't thread safe
 */
class LRUCache
{
private:
    typedef std::pair<time_t, std::shared_ptr<void>> cache_node_t;
    typedef std::list<std::pair<std::string, cache_node_t>> cache_list_t;

std::unordered_map<std::string, cache_list_t::iterator> cache_map;
    cache_list_t cache_list;
    size_t cache_capacity;

public:
    explicit LRUCache(size_t capacity)
    {
        cache_capacity = capacity;
    }

inline std::shared_ptr<void> get(const std::string &key)
    {
        auto iter = cache_map.find(key);
        if (iter == cache_map.end())
        {
            return nullptr;
        }

if (iter->second->second.first < time(nullptr) && iter->second->second.first > 0)
        {
            return nullptr;
        }

cache_list.splice(cache_list.begin(), cache_list, iter->second);
        return iter->second->second.second; // iter -> list::iter -> cache_node_t -> value
    }

inline void set(const std::string &key, const std::shared_ptr<void> &val, time_t expire = 0)
    {
        time_t expire_time;

if (expire <= 0)
        {
            expire_time = 0;
        }
        else
        {
            expire_time = time(nullptr) + expire;
        }

auto iter = cache_map.find(key);
        if (iter != cache_map.end())
        {
            iter->second->second.first = expire_time;
            iter->second->second.second = val;
            cache_list.splice(cache_list.begin(), cache_list, iter->second);
            return;
        }

size_t size = cache_list.size();
        if (size == cache_capacity && size > 0)
        {
            auto del = cache_list.back();
            cache_map.erase(del.first);
            cache_list.pop_back();
        }

cache_list.emplace_front(key, cache_node_t{expire_time, val});
        cache_map[key] = cache_list.begin();
    }

inline void del(const std::string &key)
    {
        auto iter = cache_map.find(key);
        if (iter == cache_map.end())
        {
            return;
        }

cache_list.erase(iter->second);
        cache_map.erase(iter);
    }

inline void clear()
    {
        cache_list.clear();
        cache_map.clear();
    }
};
}

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Editing: lru_cache.h

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