source: box/trunk/lib/backupstore/BackupStoreAccountDatabase.h @ 2530

// --------------------------------------------------------------------------
//
// File
//              Name:    BackupStoreAccountDatabase.h
//              Purpose: Database of accounts for the backup store
//              Created: 2003/08/20
//
// --------------------------------------------------------------------------

#ifndef BACKUPSTOREACCOUNTDATABASE__H
#define BACKUPSTOREACCOUNTDATABASE__H

#include <memory>
#include <vector>

#include "BoxTime.h"

class _BackupStoreAccountDatabase;

// --------------------------------------------------------------------------
//
// Class
//              Name:    BackupStoreAccountDatabase
//              Purpose: Database of accounts for the backup store
//              Created: 2003/08/20
//
// --------------------------------------------------------------------------
class BackupStoreAccountDatabase
{
public:
        friend class _BackupStoreAccountDatabase;       // to stop compiler warnings
        ~BackupStoreAccountDatabase();
private:
        BackupStoreAccountDatabase(const char *Filename);
        BackupStoreAccountDatabase(const BackupStoreAccountDatabase &);
public:

        static std::auto_ptr<BackupStoreAccountDatabase> Read(const char *Filename);
        void Write();

        class Entry
        {
        public:
                Entry();
                Entry(int32_t ID, int DiscSet);
                Entry(const Entry &rEntry);
                ~Entry();

                int32_t GetID() const {return mID;}
                int GetDiscSet() const {return mDiscSet;}
                
        private:
                int32_t mID;
                int mDiscSet;
        };

        bool EntryExists(int32_t ID) const;
        Entry GetEntry(int32_t ID) const;
        Entry AddEntry(int32_t ID, int DiscSet);
        void DeleteEntry(int32_t ID);

        // This interface should change in the future. But for now it'll do.
        void GetAllAccountIDs(std::vector<int32_t> &rIDsOut);

private:
        void ReadFile() const;  // const in concept only
        void CheckUpToDate() const;     // const in concept only
        box_time_t GetDBFileModificationTime() const;

private:
        mutable _BackupStoreAccountDatabase *pImpl;
};

#endif // BACKUPSTOREACCOUNTDATABASE__H