TreeFrogFramework 2.10
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tmongoquery.h
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1#pragma once
2#include <QStringList>
3#include <QVariant>
4#include <TGlobal>
5#include <TKvsDatabase>
6
7class TMongoDriver;
8
9
11public:
12 TMongoQuery(const QString &collection);
13 TMongoQuery(const TMongoQuery &other);
14 virtual ~TMongoQuery() { }
15
16 int limit() const;
17 void setLimit(int limit);
18 int offset() const;
19 void setOffset(int offset);
20 bool find(const QVariantMap &criteria = QVariantMap(), const QVariantMap &orderBy = QVariantMap(), const QStringList &fields = QStringList());
21 bool next();
22 QVariantMap value() const;
23
24 QVariantMap findOne(const QVariantMap &criteria = QVariantMap(), const QStringList &fields = QStringList());
25 QVariantMap findById(const QString &id, const QStringList &fields = QStringList());
26 bool insert(QVariantMap &document);
27 int update(const QVariantMap &criteria, const QVariantMap &document, bool upsert = false);
28 bool updateById(const QVariantMap &document);
29 int updateMany(const QVariantMap &criteria, const QVariantMap &document);
30 int updateMulti(const QVariantMap &criteria, const QVariantMap &document) { return updateMany(criteria, document); }
31 int remove(const QVariantMap &criteria);
32 bool removeById(const QVariantMap &document);
33 int count(const QVariantMap &criteria = QVariantMap());
34 QString lastErrorString() const;
35
36 TMongoQuery &operator=(const TMongoQuery &other);
37
38private:
39 TMongoDriver *driver();
40 const TMongoDriver *driver() const;
41
42private:
43 TMongoQuery(Tf::KvsEngine engine, const QString &collection);
44
45 TKvsDatabase _database;
46 QString _collection;
47 int _queryLimit {0};
48 int _queryOffset {0};
49
50 friend class TCacheMongoStore;
51};
52
53
54inline int TMongoQuery::limit() const
55{
56 return _queryLimit;
57}
58
59
60inline void TMongoQuery::setLimit(int limit)
61{
62 _queryLimit = limit;
63}
64
65
66inline int TMongoQuery::offset() const
67{
68 return _queryOffset;
69}
70
71
72inline void TMongoQuery::setOffset(int offset)
73{
74 _queryOffset = offset;
75}
76
The TMongoQuery class provides a means of operating a MongoDB system.
Definition tmongoquery.h:10
int limit() const
Definition tmongoquery.h:54
virtual ~TMongoQuery()
Definition tmongoquery.h:14
int updateMulti(const QVariantMap &criteria, const QVariantMap &document)
Definition tmongoquery.h:30
void setLimit(int limit)
Sets the limit to limit, which is the limited number of documents for finding documents.
Definition tmongoquery.h:60
int offset() const
Definition tmongoquery.h:66
void setOffset(int offset)
Sets the offset to offset, which is the number of documents to skip for finding documents.
Definition tmongoquery.h:72
KvsEngine
Definition tfnamespace.h:239
QString lastErrorString()
Definition tcachesqlitestore.cpp:32
#define T_CORE_EXPORT
Definition tdeclexport.h:28