File indexing completed on 2024-05-12 05:26:00

0001 /*
0002  *   Copyright (C) 2015 Christian Mollekopf <chrigi_1@fastmail.fm>
0003  *
0004  *   This program is free software; you can redistribute it and/or modify
0005  *   it under the terms of the GNU General Public License as published by
0006  *   the Free Software Foundation; either version 2 of the License, or
0007  *   (at your option) any later version.
0008  *
0009  *   This program is distributed in the hope that it will be useful,
0010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
0011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0012  *   GNU General Public License for more details.
0013  *
0014  *   You should have received a copy of the GNU General Public License
0015  *   along with this program; if not, write to the
0016  *   Free Software Foundation, Inc.,
0017  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
0018  */
0019 #pragma once
0020 
0021 #include "storage.h"
0022 #include <QSharedPointer>
0023 
0024 class TypeIndex;
0025 namespace Sink {
0026 namespace ApplicationDomain {
0027     class ApplicationDomainType;
0028 }
0029 
0030 class Indexer
0031 {
0032 public:
0033     virtual ~Indexer() = default;
0034     typedef QSharedPointer<Indexer> Ptr;
0035     virtual void add(const ApplicationDomain::ApplicationDomainType &entity) = 0;
0036     virtual void modify(const ApplicationDomain::ApplicationDomainType &oldEntity, const ApplicationDomain::ApplicationDomainType &newEntity)
0037     {
0038         remove(oldEntity);
0039         add(newEntity);
0040     }
0041     virtual void remove(const ApplicationDomain::ApplicationDomainType &entity) = 0;
0042     virtual void commitTransaction() {};
0043     virtual void abortTransaction() {};
0044 
0045 protected:
0046     Storage::DataStore::Transaction &transaction();
0047     TypeIndex &index();
0048     QByteArray mResourceInstanceIdentifier;
0049 
0050 private:
0051     friend class ::TypeIndex;
0052     void setup(TypeIndex *, Storage::DataStore::Transaction *, const QByteArray &resourceId);
0053     Storage::DataStore::Transaction *mTransaction;
0054     TypeIndex *mTypeIndex;
0055 };
0056 
0057 }