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/*
* Copyright (C) 2010 Google Inc. All rights reserved.
* Copyright (C) 2013 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 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 IDBCursorBackendOperations_h
#define IDBCursorBackendOperations_h
#if ENABLE(INDEXED_DATABASE)
#include "IDBCursorBackend.h"
#include "IDBOperation.h"
namespace WebCore {
class CursorIterationOperation : public IDBOperation {
public:
static PassRefPtr<IDBOperation> create(PassRefPtr<IDBCursorBackend> cursor, PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks)
{
return adoptRef(new CursorIterationOperation(cursor, key, callbacks));
}
virtual void perform(std::function<void()> completionCallback) override final;
int64_t cursorID() const { return m_cursor->id(); }
IDBKey* key() const { return m_key.get(); }
private:
CursorIterationOperation(PassRefPtr<IDBCursorBackend> cursor, PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks)
: m_cursor(cursor)
, m_key(key)
, m_callbacks(callbacks)
{
}
RefPtr<IDBCursorBackend> m_cursor;
RefPtr<IDBKey> m_key;
RefPtr<IDBCallbacks> m_callbacks;
};
class CursorAdvanceOperation : public IDBOperation {
public:
static PassRefPtr<IDBOperation> create(PassRefPtr<IDBCursorBackend> cursor, unsigned long count, PassRefPtr<IDBCallbacks> callbacks)
{
return adoptRef(new CursorAdvanceOperation(cursor, count, callbacks));
}
virtual void perform(std::function<void()> completionCallback) override final;
int64_t cursorID() const { return m_cursor->id(); }
unsigned long count() const { return m_count; }
private:
CursorAdvanceOperation(PassRefPtr<IDBCursorBackend> cursor, unsigned long count, PassRefPtr<IDBCallbacks> callbacks)
: m_cursor(cursor)
, m_count(count)
, m_callbacks(callbacks)
{
}
RefPtr<IDBCursorBackend> m_cursor;
unsigned long m_count;
RefPtr<IDBCallbacks> m_callbacks;
};
} // namespace WebCore
#endif // ENABLE(INDEXED_DATABASE)
#endif // IDBCursorBackendOperations_h
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