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/*
* 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 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 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 IDBIndexBackendImpl_h
#define IDBIndexBackendImpl_h
#if ENABLE(INDEXED_DATABASE)
#include "IDBCursorBackendInterface.h"
#include "IDBDatabaseBackendImpl.h"
#include "IDBIndexBackendInterface.h"
#include "IDBKeyPath.h"
#include "IDBMetadata.h"
namespace WebCore {
class IDBBackingStore;
class IDBKey;
class IDBObjectStoreBackendImpl;
class ScriptExecutionContext;
class IDBIndexBackendImpl : public IDBIndexBackendInterface {
public:
static PassRefPtr<IDBIndexBackendImpl> create(const IDBDatabaseBackendImpl* database, IDBObjectStoreBackendImpl* objectStoreBackend, const IDBIndexMetadata& metadata)
{
return adoptRef(new IDBIndexBackendImpl(database, objectStoreBackend, metadata));
}
virtual ~IDBIndexBackendImpl();
int64_t id() const
{
ASSERT(m_metadata.id != InvalidId);
return m_metadata.id;
}
// IDBIndexBackendInterface
virtual void openCursor(PassRefPtr<IDBKeyRange>, unsigned short direction, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&);
virtual void count(PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&);
virtual void openKeyCursor(PassRefPtr<IDBKeyRange>, unsigned short direction, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&);
virtual void get(PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&);
virtual void getKey(PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&);
IDBIndexMetadata metadata() const;
const String& name() { return m_metadata.name; }
const IDBKeyPath& keyPath() { return m_metadata.keyPath; }
const bool& unique() { return m_metadata.unique; }
const bool& multiEntry() { return m_metadata.multiEntry; }
private:
IDBIndexBackendImpl(const IDBDatabaseBackendImpl*, IDBObjectStoreBackendImpl*, const IDBIndexMetadata&);
static void openCursorInternal(ScriptExecutionContext*, PassRefPtr<IDBIndexBackendImpl>, PassRefPtr<IDBKeyRange>, unsigned short direction, IDBCursorBackendInterface::CursorType, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>);
static void countInternal(ScriptExecutionContext*, PassRefPtr<IDBIndexBackendImpl>, PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>);
static void getInternal(ScriptExecutionContext*, PassRefPtr<IDBIndexBackendImpl>, PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>);
static void getKeyInternal(ScriptExecutionContext*, PassRefPtr<IDBIndexBackendImpl>, PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>);
static const int64_t InvalidId = 0;
PassRefPtr<IDBBackingStore> backingStore() const { return m_database->backingStore(); }
int64_t databaseId() const { return m_database->id(); }
const IDBDatabaseBackendImpl* m_database;
IDBObjectStoreBackendImpl* m_objectStoreBackend;
IDBIndexMetadata m_metadata;
};
} // namespace WebCore
#endif
#endif // IDBIndexBackendImpl_h
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