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/*
* Copyright (C) 2010 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER 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 DatabaseSync_h
#define DatabaseSync_h
#if ENABLE(SQL_DATABASE)
#include "DatabaseBackendSync.h"
#include "DatabaseBase.h"
#include "DatabaseBasicTypes.h"
#include <wtf/Forward.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class DatabaseCallback;
class SQLTransactionSync;
class SQLTransactionSyncCallback;
// Instances of this class should be created and used only on the worker's context thread.
class DatabaseSync : public DatabaseBase, public DatabaseBackendSync {
public:
virtual ~DatabaseSync();
void changeVersion(const String& oldVersion, const String& newVersion, PassRefPtr<SQLTransactionSyncCallback>, ExceptionCode&);
void transaction(PassRefPtr<SQLTransactionSyncCallback>, ExceptionCode&);
void readTransaction(PassRefPtr<SQLTransactionSyncCallback>, ExceptionCode&);
virtual void markAsDeletedAndClose();
virtual void closeImmediately();
const String& lastErrorMessage() const { return m_lastErrorMessage; }
void setLastErrorMessage(const String& message) { m_lastErrorMessage = message; }
void setLastErrorMessage(const char* message, int sqliteCode)
{
setLastErrorMessage(String::format("%s (%d)", message, sqliteCode));
}
void setLastErrorMessage(const char* message, int sqliteCode, const char* sqliteMessage)
{
setLastErrorMessage(String::format("%s (%d, %s)", message, sqliteCode, sqliteMessage));
}
private:
DatabaseSync(PassRefPtr<DatabaseBackendContext>, const String& name,
const String& expectedVersion, const String& displayName, unsigned long estimatedSize);
PassRefPtr<DatabaseBackendSync> backend();
static PassRefPtr<DatabaseSync> create(ScriptExecutionContext*, PassRefPtr<DatabaseBackendBase>);
void runTransaction(PassRefPtr<SQLTransactionSyncCallback>, bool readOnly, ExceptionCode&);
String m_lastErrorMessage;
friend class DatabaseManager;
friend class DatabaseServer; // FIXME: remove this when the backend has been split out.
};
} // namespace WebCore
#endif // ENABLE(SQL_DATABASE)
#endif
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