ConfigService.h

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#ifndef _CONFIGSERVICE_H_
#define _CONFIGSERVICE_H_

#include "IConfigStorage.h"
#include "SystemConfigData.h"

class ConfigService
{
public:
  static ConfigService &Instance()
  {
    static ConfigService instance;
    return instance;
  }

  inline void setStorage(IConfigStorage *storage)
  {
    m_storage = storage;
  }

  inline bool load()
  {
    if (!m_storage)
      return false;

    return loadFrom(m_storage);
  }

  inline bool save()
  {
    if (!m_storage)
      return false;

    return saveTo(m_storage);
  }

  bool loadFrom(IConfigStorage *storage);
  bool saveTo(IConfigStorage *storage);

  inline SystemConfigData &getConfig()
  {
    return m_configData;
  }

private:
  ConfigService();
  ConfigService(ConfigService const &);
  void operator=(ConfigService const &);

  SystemConfigData m_configData;

  IConfigStorage *m_storage;
};

#endif