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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.
*/
#pragma once
#include "UniqueIDBDatabase.h"
#include <wtf/HashMap.h>
#include <wtf/Identified.h>
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
namespace WebCore {
class IDBError;
class IDBResultData;
class UniqueIDBDatabaseManager;
namespace IDBServer {
class IDBConnectionToClient;
class ServerOpenDBRequest;
class UniqueIDBDatabase;
class UniqueIDBDatabaseTransaction;
class UniqueIDBDatabaseConnection : public RefCounted<UniqueIDBDatabaseConnection>, public Identified<UniqueIDBDatabaseConnection>, public CanMakeWeakPtr<UniqueIDBDatabaseConnection> {
public:
static Ref<UniqueIDBDatabaseConnection> create(UniqueIDBDatabase&, ServerOpenDBRequest&);
~UniqueIDBDatabaseConnection();
const IDBResourceIdentifier& openRequestIdentifier() { return m_openRequestIdentifier; }
UniqueIDBDatabase* database() { return m_database.get(); }
UniqueIDBDatabaseManager* manager();
IDBConnectionToClient& connectionToClient() { return m_connectionToClient; }
WEBCORE_EXPORT void connectionPendingCloseFromClient();
WEBCORE_EXPORT void connectionClosedFromClient();
bool closePending() const { return m_closePending; }
bool hasNonFinishedTransactions() const;
void fireVersionChangeEvent(const IDBResourceIdentifier& requestIdentifier, uint64_t requestedVersion);
UniqueIDBDatabaseTransaction& createVersionChangeTransaction(uint64_t newVersion);
WEBCORE_EXPORT void establishTransaction(const IDBTransactionInfo&);
void didAbortTransaction(UniqueIDBDatabaseTransaction&, const IDBError&);
void didCommitTransaction(UniqueIDBDatabaseTransaction&, const IDBError&);
void didCreateObjectStore(const IDBResultData&);
void didDeleteObjectStore(const IDBResultData&);
void didRenameObjectStore(const IDBResultData&);
void didClearObjectStore(const IDBResultData&);
void didCreateIndex(const IDBResultData&);
void didDeleteIndex(const IDBResultData&);
void didRenameIndex(const IDBResultData&);
WEBCORE_EXPORT void didFireVersionChangeEvent(const IDBResourceIdentifier& requestIdentifier, IndexedDB::ConnectionClosedOnBehalfOfServer);
WEBCORE_EXPORT void didFinishHandlingVersionChange(const IDBResourceIdentifier& transactionIdentifier);
void abortTransactionWithoutCallback(UniqueIDBDatabaseTransaction&);
bool connectionIsClosing() const;
void deleteTransaction(UniqueIDBDatabaseTransaction&);
private:
UniqueIDBDatabaseConnection(UniqueIDBDatabase&, ServerOpenDBRequest&);
WeakPtr<UniqueIDBDatabase> m_database;
WeakPtr<UniqueIDBDatabaseManager> m_manager;
Ref<IDBConnectionToClient> m_connectionToClient;
IDBResourceIdentifier m_openRequestIdentifier;
bool m_closePending { false };
HashMap<IDBResourceIdentifier, RefPtr<UniqueIDBDatabaseTransaction>> m_transactionMap;
};
} // namespace IDBServer
} // namespace WebCore
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