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/*
* Copyright (C) 2015 Apple 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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 IDBDatabaseImpl_h
#define IDBDatabaseImpl_h
#if ENABLE(INDEXED_DATABASE)
#include "IDBConnectionToServer.h"
#include "IDBDatabase.h"
#include "IDBDatabaseInfo.h"
namespace WebCore {
class IDBResultData;
class IDBTransaction;
class IDBTransactionInfo;
namespace IDBClient {
class IDBTransaction;
class IDBDatabase : public WebCore::IDBDatabase {
public:
static Ref<IDBDatabase> create(ScriptExecutionContext&, IDBConnectionToServer&, const IDBResultData&);
virtual ~IDBDatabase();
// IDBDatabase IDL
virtual const String name() const override final;
virtual uint64_t version() const override final;
virtual RefPtr<DOMStringList> objectStoreNames() const override final;
virtual RefPtr<WebCore::IDBObjectStore> createObjectStore(const String& name, const Dictionary&, ExceptionCodeWithMessage&) override final;
virtual RefPtr<WebCore::IDBObjectStore> createObjectStore(const String& name, const IDBKeyPath&, bool autoIncrement, ExceptionCodeWithMessage&) override final;
virtual RefPtr<WebCore::IDBTransaction> transaction(ScriptExecutionContext*, const Vector<String>&, const String& mode, ExceptionCodeWithMessage&) override final;
virtual RefPtr<WebCore::IDBTransaction> transaction(ScriptExecutionContext*, const String&, const String& mode, ExceptionCodeWithMessage&) override final;
virtual void deleteObjectStore(const String& name, ExceptionCodeWithMessage&) override final;
virtual void close() override final;
// EventTarget
virtual EventTargetInterface eventTargetInterface() const override final { return IDBDatabaseEventTargetInterfaceType; }
virtual ScriptExecutionContext* scriptExecutionContext() const override final { return ActiveDOMObject::scriptExecutionContext(); }
virtual void refEventTarget() override final { ref(); }
virtual void derefEventTarget() override final { deref(); }
virtual const char* activeDOMObjectName() const override final;
virtual bool canSuspendForDocumentSuspension() const override final;
virtual void stop() override final;
const IDBDatabaseInfo& info() const { return m_info; }
uint64_t databaseConnectionIdentifier() const { return m_databaseConnectionIdentifier; }
Ref<IDBTransaction> startVersionChangeTransaction(const IDBTransactionInfo&, IDBOpenDBRequest&);
void didStartTransaction(IDBTransaction&);
void willCommitTransaction(IDBTransaction&);
void didCommitTransaction(IDBTransaction&);
void willAbortTransaction(IDBTransaction&);
void didAbortTransaction(IDBTransaction&);
void fireVersionChangeEvent(const IDBResourceIdentifier& requestIdentifier, uint64_t requestedVersion);
IDBConnectionToServer& serverConnection() { return m_serverConnection.get(); }
void didCreateIndexInfo(const IDBIndexInfo&);
void didDeleteIndexInfo(const IDBIndexInfo&);
bool isClosingOrClosed() const { return m_closePending || m_closedInServer; }
bool dispatchEvent(Event&) override final;
private:
IDBDatabase(ScriptExecutionContext&, IDBConnectionToServer&, const IDBResultData&);
void didCommitOrAbortTransaction(IDBTransaction&);
void maybeCloseInServer();
virtual bool hasPendingActivity() const override final;
Ref<IDBConnectionToServer> m_serverConnection;
IDBDatabaseInfo m_info;
uint64_t m_databaseConnectionIdentifier { 0 };
bool m_closePending { false };
bool m_closedInServer { false };
RefPtr<IDBTransaction> m_versionChangeTransaction;
HashMap<IDBResourceIdentifier, RefPtr<IDBTransaction>> m_activeTransactions;
HashMap<IDBResourceIdentifier, RefPtr<IDBTransaction>> m_committingTransactions;
HashMap<IDBResourceIdentifier, RefPtr<IDBTransaction>> m_abortingTransactions;
};
} // namespace IDBClient
} // namespace WebCore
#endif // ENABLE(INDEXED_DATABASE)
#endif // IDBDatabaseImpl_h
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