cache.h

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 * This file is documented for Doxygen.
 * If you modify this file please update
 * the comments so that Doxygen will still
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 ****************************************/
#ifndef CACHE_H
#define CACHE_H

#include <baseclass.h>
#include <json.h>
#include <logger.h>

#include <mutex>
#include <string>
#include <map>
#include <memory>

namespace glass3 {
namespace util {
class Cache : public util::BaseClass {
 public:
    Cache();

    virtual ~Cache();

    void clear() override;

    virtual bool addToCache(std::shared_ptr<json::Object> data, std::string id);

    virtual bool removeFromCache(std::string id);

    virtual bool isInCache(std::string id);

    virtual std::shared_ptr<const json::Object> getFromCache(std::string id);

    virtual std::shared_ptr<const json::Object> getNextFromCache(
            bool restart = false);

    virtual bool isEmpty();

    int size();

 private:
    std::map<std::string, std::shared_ptr<json::Object>> m_Cache;

    std::map<std::string, std::shared_ptr<json::Object>>::iterator m_CacheDumpItr;

    std::mutex & getMutex();

    std::mutex m_Mutex;
};
}  // namespace util
}  // namespace glass3
#endif  // CACHE_H