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dblock.h
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29 
30 #ifndef UTIL_DBLOCK_H
31 #define UTIL_DBLOCK_H
32 #include "utilconfig.h"
33 #include <QMutex>
34 #include <QString>
35 #include <QSet>
36 
37 class QSqlError;
38 class QSqlQuery;
39 class QSqlDatabase;
40 
41 namespace LeechCraft
42 {
43  namespace Util
44  {
60  class DBLock
61  {
62  QSqlDatabase &Database_;
63 
64  bool Good_;
65  bool Initialized_;
66 
67  static QMutex LockedMutex_;
68  static QSet<QString> LockedBases_;
69  public:
70  DBLock (const DBLock&) = delete;
71  DBLock& operator= (const DBLock&) = delete;
72 
82  UTIL_API DBLock (QSqlDatabase& database);
88  UTIL_API ~DBLock ();
89 
97  UTIL_API void Init ();
104  UTIL_API void Good ();
105 
110  UTIL_API static void DumpError (const QSqlError& error);
115  UTIL_API static void DumpError (const QSqlQuery& query);
116  };
117  };
118 };
119 
120 #endif
121 
UTIL_API ~DBLock()
Destructor.
Definition: dblock.cpp:48
#define UTIL_API
Definition: utilconfig.h:37
DBLock(const DBLock &)=delete
DBLock & operator=(const DBLock &)=delete
Provides database transaction lock.
Definition: dblock.h:60
static UTIL_API void DumpError(const QSqlError &error)
Dumps the error to the qWarning() stream.
Definition: dblock.cpp:85
UTIL_API void Good()
Notifies the lock about successful higher-level operations.
Definition: dblock.cpp:80
UTIL_API void Init()
Initializes the transaction.
Definition: dblock.cpp:62