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3 * Copyright (C) 2011 Google, Inc. All Rights Reserved.
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28 #ifndef DatabaseContext_h
29 #define DatabaseContext_h
31 #include "core/dom/ActiveDOMObject.h"
32 #include "platform/heap/Handle.h"
36 class DatabaseContext;
37 class TaskSynchronizer;
39 class ExecutionContext;
42 class DatabaseContext final
43 : public GarbageCollectedFinalized<DatabaseContext>
44 , public ActiveDOMObject {
46 friend class DatabaseManager;
48 static DatabaseContext* create(ExecutionContext*);
50 virtual ~DatabaseContext();
53 // For life-cycle management (inherited from ActiveDOMObject):
54 virtual void contextDestroyed() override;
55 virtual void stop() override;
57 DatabaseContext* backend();
58 DatabaseThread* databaseThread();
59 bool databaseThreadAvailable();
61 void setHasOpenDatabases() { m_hasOpenDatabases = true; }
62 // Blocks the caller thread until cleanup tasks are completed.
65 bool allowDatabaseAccess() const;
67 SecurityOrigin* securityOrigin() const;
68 bool isContextThread() const;
71 explicit DatabaseContext(ExecutionContext*);
73 Member<DatabaseThread> m_databaseThread;
74 bool m_hasOpenDatabases; // This never changes back to false, even after the database thread is closed.
75 bool m_hasRequestedTermination;
80 #endif // DatabaseContext_h