Baloo

idtreedb.h
1 /*
2  This file is part of the KDE Baloo project.
3  SPDX-FileCopyrightText: 2015 Vishesh Handa <[email protected]>
4 
5  SPDX-License-Identifier: LGPL-2.1-or-later
6 */
7 
8 #ifndef BALOO_IDTREEDB_H
9 #define BALOO_IDTREEDB_H
10 
11 #include "engine_export.h"
12 #include <lmdb.h>
13 #include <QVector>
14 #include <QMap>
15 
16 namespace Baloo {
17 
18 class PostingIterator;
19 
20 class BALOO_ENGINE_EXPORT IdTreeDB
21 {
22 public:
23  IdTreeDB(MDB_dbi dbi, MDB_txn* txn);
24 
25  static MDB_dbi create(MDB_txn* txn);
26  static MDB_dbi open(MDB_txn* txn);
27 
28  void set(quint64 docId, const QVector<quint64> &subDocIds);
29  QVector<quint64> get(quint64 docId);
30 
31  /**
32  * Returns an iterator which will return all the docIds which use \p docId
33  * are the parent docID.
34  */
35  PostingIterator* iter(quint64 docId);
36 
37  QMap<quint64, QVector<quint64>> toTestMap() const;
38 private:
39  MDB_txn* m_txn;
40  MDB_dbi m_dbi;
41 };
42 }
43 
44 #endif // BALOO_IDTREEDB_H
QAction * open(const QObject *recvr, const char *slot, QObject *parent)
QAction * create(StandardAction id, const QObject *recvr, const char *slot, QObject *parent)
Implements storage for docIds without any associated data Instantiated for:
Definition: coding.cpp:11
virtual QVariant get(ScriptableExtension *callerPrincipal, quint64 objId, const QString &propName)
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