| /* |
| * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
| * Copyright (C) 2011 Google, Inc. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #ifndef DatabaseContext_h |
| #define DatabaseContext_h |
| |
| #include "core/dom/ActiveDOMObject.h" |
| #include "platform/heap/Handle.h" |
| |
| namespace blink { |
| |
| class DatabaseContext; |
| class DatabaseThread; |
| class ExecutionContext; |
| class SecurityOrigin; |
| |
| class DatabaseContext final |
| : public GarbageCollectedFinalized<DatabaseContext> |
| , public ActiveDOMObject { |
| USING_GARBAGE_COLLECTED_MIXIN(DatabaseContext); |
| public: |
| friend class DatabaseManager; |
| |
| static DatabaseContext* create(ExecutionContext*); |
| |
| ~DatabaseContext() override; |
| DECLARE_VIRTUAL_TRACE(); |
| |
| // For life-cycle management (inherited from ActiveDOMObject): |
| void contextDestroyed() override; |
| void stop() override; |
| |
| DatabaseContext* backend(); |
| DatabaseThread* databaseThread(); |
| bool databaseThreadAvailable(); |
| |
| void setHasOpenDatabases() { m_hasOpenDatabases = true; } |
| // Blocks the caller thread until cleanup tasks are completed. |
| void stopDatabases(); |
| |
| bool allowDatabaseAccess() const; |
| |
| SecurityOrigin* getSecurityOrigin() const; |
| bool isContextThread() const; |
| |
| private: |
| explicit DatabaseContext(ExecutionContext*); |
| |
| Member<DatabaseThread> m_databaseThread; |
| bool m_hasOpenDatabases; // This never changes back to false, even after the database thread is closed. |
| bool m_hasRequestedTermination; |
| }; |
| |
| } // namespace blink |
| |
| #endif // DatabaseContext_h |